The SUSE Linux Enterprise 15 kernel was updated to receive various security and bugfixes.

The following security bugs were fixed :

CVE-2019-19767: Fixed ext4_expand_extra_isize mishandles, as demonstrated by use-after-free errors in __ext4_expand_extra_isize and ext4_xattr_set_entry, related to fs/ext4/inode.c and fs/ext4/super.c (bnc#1159297).

CVE-2019-18808: Fixed a memory leak in the ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c allowed attackers to cause a denial of service (memory consumption) (bnc#1156259).

CVE-2019-19066: Fixed memory leak in the bfad_im_get_stats() function in drivers/scsi/bfa/bfad_attr.c that allowed attackers to cause a denial of service (memory consumption) by triggering bfa_port_get_stats() failures (bnc#1157303).

CVE-2019-19051: Fixed memory leak in the i2400m_op_rfkill_sw_toggle() function in drivers/net/wimax/i2400m/op-rfkill.c that allowed attackers to cause a denial of service (memory consumption) (bnc#1159024).

CVE-2019-19338: There was an incomplete fix for Transaction Asynchronous Abort (TAA) (bsc#1158954).

CVE-2019-19332: There was an OOB memory write via kvm_dev_ioctl_get_cpuid (bsc#1158827).

CVE-2019-19537: There was a race condition bug that could have been caused by a malicious USB device in the USB character device driver layer (bnc#1158904).

CVE-2019-19535: There was an info-leak bug that could have been caused by a malicious USB device in the drivers/net/can/usb/peak_usb/pcan_usb_fd.c driver (bnc#1158903).

CVE-2019-19527: There was a use-after-free bug that could have been caused by a malicious USB device in the drivers/hid/usbhid/hiddev.c driver (bnc#1158900).

CVE-2019-19526: There was a use-after-free bug that could have been caused by a malicious USB device in the drivers/nfc/pn533/usb.c driver (bnc#1158893).

CVE-2019-19533: There was an info-leak bug that could have been caused by a malicious USB device in the drivers/media/usb/ttusb-dec/ttusb_dec.c driver (bnc#1158834).

CVE-2019-19532: There were multiple out-of-bounds write bugs that could have been caused by a malicious USB device in the Linux kernel HID drivers (bnc#1158824).

CVE-2019-19523: There was a use-after-free bug that could have been caused by a malicious USB device in the drivers/usb/misc/adutux.c driver (bnc#1158823).

CVE-2019-15213: An issue was discovered in the Linux kernel, there was a use-after-free caused by a malicious USB device in the drivers/media/usb/dvb-usb/dvb-usb-init.c driver (bnc#1146544).

CVE-2019-19531: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/usb/misc/yurex.c driver (bnc#1158445).

CVE-2019-19543: There was a use-after-free in serial_ir_init_module() in drivers/media/rc/serial_ir.c (bnc#1158427).

CVE-2019-19525: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/net/ieee802154/atusb.c driver (bnc#1158417).

CVE-2019-19530: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/usb/class/cdc-acm.c driver (bnc#1158410).

CVE-2019-19536: There was an info-leak bug that can be caused by a malicious USB device in the drivers/net/can/usb/peak_usb/pcan_usb_pro.c driver (bnc#1158394).

CVE-2019-19524: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/input/ff-memless.c driver (bnc#1158413).

CVE-2019-19528: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/usb/misc/iowarrior.c driver (bnc#1158407).

CVE-2019-19534: There was an info-leak bug that can be caused by a malicious USB device in the drivers/net/can/usb/peak_usb/pcan_usb_core.c driver (bnc#1158398).

CVE-2019-19529: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/net/can/usb/mcba_usb.c driver (bnc#1158381).

CVE-2019-14901: A heap overflow flaw was found in the Linux kernel in Marvell WiFi chip driver. The vulnerability allowed a remote attacker to cause a system crash, resulting in a denial of service, or execute arbitrary code. The highest threat with this vulnerability is with the availability of the system. If code execution occurs, the code will run with the permissions of root. This will affect both confidentiality and integrity of files on the system (bnc#1157042).

CVE-2019-14895: A heap-based buffer overflow was discovered in the Linux kernel in Marvell WiFi chip driver. The flaw could occur when the station attempts a connection negotiation during the handling of the remote devices country settings. This could have allowed the remote device to cause a denial of service (system crash) or possibly execute arbitrary code (bnc#1157158).

CVE-2019-18660: The Linux kernel on powerpc allowed Information Exposure because the Spectre-RSB mitigation is not in place for all applicable CPUs. This is related to arch/powerpc/kernel/entry_64.S and arch/powerpc/kernel/security.c (bnc#1157038).

CVE-2019-18683: An issue was discovered in drivers/media/platform/vivid in the Linux kernel. It is exploitable for privilege escalation on some Linux distributions where local users have /dev/video0 access, but only if the driver happens to be loaded.
There are multiple race conditions during streaming stopping in this driver (part of the V4L2 subsystem). These issues are caused by wrong mutex locking in vivid_stop_generating_vid_cap(), vivid_stop_generating_vid_out(), sdr_cap_stop_streaming(), and the corresponding kthreads. At least one of these race conditions leads to a use-after-free (bnc#1155897).

CVE-2019-18809: A memory leak in the af9005_identify_state() function in drivers/media/usb/dvb-usb/af9005.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1156258).

CVE-2019-19062: A memory leak in the crypto_report() function in crypto/crypto_user_base.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering crypto_report_alg() failures (bnc#1157333).

CVE-2019-19057: Two memory leaks in the mwifiex_pcie_init_evt_ring() function in drivers/net/wireless/marvell/mwifiex/pcie.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering mwifiex_map_pci_memory() failures (bnc#1157197).

CVE-2019-19056: A memory leak in the mwifiex_pcie_alloc_cmdrsp_buf() function in drivers/net/wireless/marvell/mwifiex/pcie.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering mwifiex_map_pci_memory() failures (bnc#1157197).

CVE-2019-19068: A memory leak in the rtl8xxxu_submit_int_urb() function in drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering usb_submit_urb() failures (bnc#1157307).

CVE-2019-19063: Two memory leaks in the rtl_usb_probe() function in drivers/net/wireless/realtek/rtlwifi/usb.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1157298).

CVE-2019-19227: In the AppleTalk subsystem in the Linux kernel there was a potential NULL pointer dereference because register_snap_client may return NULL. This will lead to denial of service in net/appletalk/aarp.c and net/appletalk/ddp.c, as demonstrated by unregister_snap_client (bnc#1157678).

CVE-2019-19065: A memory leak in the sdma_init() function in drivers/infiniband/hw/hfi1/sdma.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering rhashtable_init() failures (bnc#1157191).

CVE-2019-19077: A memory leak in the bnxt_re_create_srq() function in drivers/infiniband/hw/bnxt_re/ib_verbs.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering copy to udata failures (bnc#1157171).

CVE-2019-19052: A memory leak in the gs_can_open() function in drivers/net/can/usb/gs_usb.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering usb_submit_urb() failures (bnc#1157324).

CVE-2019-19067: Four memory leaks in the acp_hw_init() function in drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering mfd_add_hotplug_devices() or pm_genpd_add_device() failures (bsc#1157180).

CVE-2019-19060: A memory leak in the adis_update_scan_mode() function in drivers/iio/imu/adis_buffer.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1157178).

CVE-2019-19049: A memory leak in the unittest_data_add() function in drivers/of/unittest.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering of_fdt_unflatten_tree() failures (bsc#1157173).

CVE-2019-19075: A memory leak in the ca8210_probe() function in drivers/net/ieee802154/ca8210.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering ca8210_get_platform_data() failures (bnc#1157162).

CVE-2019-19058: A memory leak in the alloc_sgtable() function in drivers/net/wireless/intel/iwlwifi/fw/dbg.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering alloc_page() failures (bnc#1157145).

CVE-2019-19074: A memory leak in the ath9k_wmi_cmd() function in drivers/net/wireless/ath/ath9k/wmi.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1157143).

CVE-2019-19073: Memory leaks in drivers/net/wireless/ath/ath9k/htc_hst.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering wait_for_completion_timeout() failures. This affects the htc_config_pipe_credits() function, the htc_setup_complete() function, and the htc_connect_service() function (bnc#1157070).

CVE-2019-15916: An issue was discovered in the Linux kernel There was a memory leak in register_queue_kobjects() in net/core/net-sysfs.c, which will cause denial of service (bnc#1149448).

CVE-2019-16231: drivers/net/fjes/fjes_main.c in the Linux kernel 5.2.14 did not check the alloc_workqueue return value, leading to a NULL pointer dereference (bnc#1150466).

CVE-2019-18805: An issue was discovered in net/ipv4/sysctl_net_ipv4.c in the Linux kernel There was a net/ipv4/tcp_input.c signed integer overflow in tcp_ack_update_rtt() when userspace writes a very large integer to /proc/sys/net/ipv4/tcp_min_rtt_wlen, leading to a denial of service or possibly unspecified other impact (bnc#1156187).

CVE-2019-17055: base_sock_create in drivers/isdn/mISDN/socket.c in the AF_ISDN network module in the Linux kernel did not enforce CAP_NET_RAW, which means that unprivileged users can create a raw socket (bnc#1152782).

The update package also includes non-security fixes. See advisory for details.

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The SUSE Linux Enterprise 12 SP5 Azure kernel was updated to receive various security and bugfixes.

The following security bugs were fixed :

CVE-2019-20095: mwifiex_tm_cmd in drivers/net/wireless/marvell/mwifiex/cfg80211.c had some error-handling cases that did not free allocated hostcmd memory. This will cause a memory leak and denial of service (bnc#1159909).

CVE-2019-20054: Fixed a a NULL pointer dereference in drop_sysctl_table() in fs/proc/proc_sysctl.c, related to put_links (bnc#1159910).

CVE-2019-20096: Fixed a memory leak in __feat_register_sp() in net/dccp/feat.c, which may cause denial of service (bnc#1159908).

CVE-2019-19966: Fixed a use-after-free in cpia2_exit() in drivers/media/usb/cpia2/cpia2_v4l.c that will cause denial of service (bnc#1159841).

CVE-2019-19447: Mounting a crafted ext4 filesystem image, performing some operations, and unmounting can lead to a use-after-free in ext4_put_super in fs/ext4/super.c, related to dump_orphan_list in fs/ext4/super.c (bnc#1158819).

CVE-2019-19319: A setxattr operation, after a mount of a crafted ext4 image, can cause a slab-out-of-bounds write access because of an ext4_xattr_set_entry use-after-free in fs/ext4/xattr.c when a large old_size value is used in a memset call (bnc#1158021).

CVE-2019-19767: Fixed mishandling of ext4_expand_extra_isize, as demonstrated by use-after-free errors in __ext4_expand_extra_isize and ext4_xattr_set_entry, related to fs/ext4/inode.c and fs/ext4/super.c (bnc#1159297).

CVE-2019-18808: A memory leak in the ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c allowed attackers to cause a denial of service (memory consumption) (bnc#1156259).

CVE-2019-16746: An issue was discovered in net/wireless/nl80211.c where the length of variable elements in a beacon head were not checked, leading to a buffer overflow (bnc#1152107).

CVE-2019-19066: A memory leak in the bfad_im_get_stats() function in drivers/scsi/bfa/bfad_attr.c allowed attackers to cause a denial of service (memory consumption) by triggering bfa_port_get_stats() failures (bnc#1157303).

CVE-2019-19051: There was a memory leak in the i2400m_op_rfkill_sw_toggle() function in drivers/net/wimax/i2400m/op-rfkill.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1159024).

CVE-2019-19338: There was an incomplete fix for Transaction Asynchronous Abort (TAA) (bnc#1158954).

CVE-2019-19332: There was an OOB memory write via kvm_dev_ioctl_get_cpuid (bnc#1158827).

CVE-2019-19537: There was a race condition bug that can be caused by a malicious USB device in the USB character device driver layer (bnc#1158904).

CVE-2019-19535: There was an info-leak bug that can be caused by a malicious USB device in the drivers/net/can/usb/peak_usb/pcan_usb_fd.c driver (bnc#1158903).

CVE-2019-19527: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/hid/usbhid/hiddev.c driver (bnc#1158900).

CVE-2019-19526: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/nfc/pn533/usb.c driver (bnc#1158893).

CVE-2019-19533: There was an info-leak bug that can be caused by a malicious USB device in the drivers/media/usb/ttusb-dec/ttusb_dec.c driver (bnc#1158834).

CVE-2019-19532: There were multiple out-of-bounds write bugs that can be caused by a malicious USB device in the Linux kernel HID drivers (bnc#1158824).

CVE-2019-19523: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/usb/misc/adutux.c driver, aka CID-44efc269db79 (bnc#1158381 1158823 1158834).

CVE-2019-15213: There was a use-after-free caused by a malicious USB device in the drivers/media/usb/dvb-usb/dvb-usb-init.c driver (bnc#1146544).

CVE-2019-19531: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/usb/misc/yurex.c driver (bnc#1158445).

CVE-2019-19543: There was a use-after-free in serial_ir_init_module() in drivers/media/rc/serial_ir.c (bnc#1158427).

CVE-2019-19525: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/net/ieee802154/atusb.c driver (bnc#1158417).

CVE-2019-19530: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/usb/class/cdc-acm.c driver (bnc#1158410).

CVE-2019-19536: There was an info-leak bug that can be caused by a malicious USB device in the drivers/net/can/usb/peak_usb/pcan_usb_pro.c driver (bnc#1158394).

CVE-2019-19524: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/input/ff-memless.c driver (bnc#1158413).

CVE-2019-19528: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/usb/misc/iowarrior.c driver (bnc#1158407).

CVE-2019-19534: There was an info-leak bug that can be caused by a malicious USB device in the drivers/net/can/usb/peak_usb/pcan_usb_core.c driver (bnc#1158398).

CVE-2019-19529: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/net/can/usb/mcba_usb.c driver (bnc#1158381).

CVE-2019-14901: A heap overflow flaw was found in the Linux kernel in Marvell WiFi chip driver. The vulnerability allowed a remote attacker to cause a system crash, resulting in a denial of service, or execute arbitrary code. The highest threat with this vulnerability is with the availability of the system. If code execution occurs, the code will run with the permissions of root. This will affect both confidentiality and integrity of files on the system (bnc#1157042).

CVE-2019-14895: A heap-based buffer overflow was discovered in the Linux kernel in Marvell WiFi chip driver. The flaw could occur when the station attempts a connection negotiation during the handling of the remote devices country settings. This could have allowed the remote device to cause a denial of service (system crash) or possibly execute arbitrary code (bnc#1157158).

CVE-2019-18660: The Linux kernel on powerpc allowed Information Exposure because the Spectre-RSB mitigation is not in place for all applicable CPUs. This is related to arch/powerpc/kernel/entry_64.S and arch/powerpc/kernel/security.c (bnc#1157038).

CVE-2019-18683: An issue was discovered in drivers/media/platform/vivid in the Linux kernel. It is exploitable for privilege escalation on some Linux distributions where local users have /dev/video0 access, but only if the driver happens to be loaded.
There are multiple race conditions during streaming stopping in this driver (part of the V4L2 subsystem). These issues are caused by wrong mutex locking in vivid_stop_generating_vid_cap(), vivid_stop_generating_vid_out(), sdr_cap_stop_streaming(), and the corresponding kthreads. At least one of these race conditions leads to a use-after-free (bnc#1155897).

CVE-2019-18809: A memory leak in the af9005_identify_state() function in drivers/media/usb/dvb-usb/af9005.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1156258).

CVE-2019-19046: A memory leak in the __ipmi_bmc_register() function in drivers/char/ipmi/ipmi_msghandler.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering ida_simple_get() failure (bnc#1157304).

CVE-2019-19078: A memory leak in the ath10k_usb_hif_tx_sg() function in drivers/net/wireless/ath/ath10k/usb.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering usb_submit_urb() failures (bnc#1157032).

CVE-2019-19062: A memory leak in the crypto_report() function in crypto/crypto_user_base.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering crypto_report_alg() failures (bnc#1157333).

CVE-2019-19057: Two memory leaks in the mwifiex_pcie_init_evt_ring() function in drivers/net/wireless/marvell/mwifiex/pcie.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering mwifiex_map_pci_memory() failures (bnc#1157197).

CVE-2019-19056: A memory leak in the mwifiex_pcie_alloc_cmdrsp_buf() function in drivers/net/wireless/marvell/mwifiex/pcie.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering mwifiex_map_pci_memory() failures (bnc#1157197).

CVE-2019-19068: A memory leak in the rtl8xxxu_submit_int_urb() function in drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering usb_submit_urb() failures (bnc#1157307).

CVE-2019-19063: Two memory leaks in the rtl_usb_probe() function in drivers/net/wireless/realtek/rtlwifi/usb.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1157298).

CVE-2019-19227: In the AppleTalk subsystem in the Linux kernel there was a potential NULL pointer dereference because register_snap_client may return NULL. This will lead to denial of service in net/appletalk/aarp.c and net/appletalk/ddp.c, as demonstrated by unregister_snap_client (bnc#1157678).

CVE-2019-19081: A memory leak in the nfp_flower_spawn_vnic_reprs() function in drivers/net/ethernet/netronome/nfp/flower/main.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1157045).

CVE-2019-19080: Four memory leaks in the nfp_flower_spawn_phy_reprs() function in drivers/net/ethernet/netronome/nfp/flower/main.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1157044).

CVE-2019-19065: A memory leak in the sdma_init() function in drivers/infiniband/hw/hfi1/sdma.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering rhashtable_init() failures (bnc#1157191).

CVE-2019-19077: A memory leak in the bnxt_re_create_srq() function in drivers/infiniband/hw/bnxt_re/ib_verbs.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering copy to udata failures (bnc#1157171).

CVE-2019-19052: A memory leak in the gs_can_open() function in drivers/net/can/usb/gs_usb.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering usb_submit_urb() failures (bnc#1157324).

CVE-2019-19067: Four memory leaks in the acp_hw_init() function in drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering mfd_add_hotplug_devices() or pm_genpd_add_device() failures (bsc#1157180).

CVE-2019-19060: A memory leak in the adis_update_scan_mode() function in drivers/iio/imu/adis_buffer.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1157178).

CVE-2019-19049: A memory leak in the unittest_data_add() function in drivers/of/unittest.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering of_fdt_unflatten_tree() failures (bsc#1157173).

CVE-2019-19075: A memory leak in the ca8210_probe() function in drivers/net/ieee802154/ca8210.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering ca8210_get_platform_data() failures (bnc#1157162).

CVE-2019-19058: A memory leak in the alloc_sgtable() function in drivers/net/wireless/intel/iwlwifi/fw/dbg.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering alloc_page() failures (bnc#1157145).

CVE-2019-19074: A memory leak in the ath9k_wmi_cmd() function in drivers/net/wireless/ath/ath9k/wmi.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1157143).

CVE-2019-19073: Fixed memory leaks in drivers/net/wireless/ath/ath9k/htc_hst.c allowed attackers to cause a denial of service (memory consumption) by triggering wait_for_completion_timeout() failures (bnc#1157070).

CVE-2019-19083: Memory leaks in *clock_source_create() functions under drivers/gpu/drm/amd/display/dc in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1157049).

CVE-2019-19082: Memory leaks in *create_resource_pool() functions under drivers/gpu/drm/amd/display/dc in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1157046).

CVE-2019-15916: An issue was discovered in the Linux kernel There was a memory leak in register_queue_kobjects() in net/core/net-sysfs.c, which will cause denial of service (bnc#1149448).

CVE-2019-0154: Insufficient access control in subsystem for Intel (R) processor graphics in 6th, 7th, 8th and 9th Generation Intel(R) Core(TM) Processor Families; Intel(R) Pentium(R) Processor J, N, Silver and Gold Series; Intel(R) Celeron(R) Processor J, N, G3900 and G4900 Series; Intel(R) Atom(R) Processor A and E3900 Series; Intel(R) Xeon(R) Processor E3-1500 v5 and v6 and E-2100 Processor Families may have allowed an authenticated user to potentially enable denial of service via local access (bnc#1135966).

CVE-2019-0155: Insufficient access control in a subsystem for Intel (R) processor graphics in 6th, 7th, 8th and 9th Generation Intel(R) Core(TM) Processor Families; Intel(R) Pentium(R) Processor J, N, Silver and Gold Series; Intel(R) Celeron(R) Processor J, N, G3900 and G4900 Series; Intel(R) Atom(R) Processor A and E3900 Series; Intel(R) Xeon(R) Processor E3-1500 v5 and v6, E-2100 and E-2200 Processor Families; Intel(R) Graphics Driver for Windows (DCH) or 26.20.100.6812 and before 21.20.x.5077 (aka15.45.5077), i915 Linux Driver for Intel(R) Processor Graphics before versions 5.4-rc7, 5.3.11, 4.19.84, 4.14.154, 4.9.201, 4.4.201 may have allowed an authenticated user to potentially enable escalation of privilege via local access (bnc#1135967).

CVE-2019-16231: drivers/net/fjes/fjes_main.c in the Linux kernel 5.2.14 did not check the alloc_workqueue return value, leading to a NULL pointer dereference (bnc#1150466).

CVE-2019-18805: An issue was discovered in net/ipv4/sysctl_net_ipv4.c in the Linux kernel There was a net/ipv4/tcp_input.c signed integer overflow in tcp_ack_update_rtt() when userspace writes a very large integer to /proc/sys/net/ipv4/tcp_min_rtt_wlen, leading to a denial of service or possibly unspecified other impact (bnc#1156187).

CVE-2019-17055: base_sock_create in drivers/isdn/mISDN/socket.c in the AF_ISDN network module in the Linux kernel did not enforce CAP_NET_RAW, which means that unprivileged users can create a raw socket (bnc#1152782).

CVE-2019-16995: In the Linux kernel before 5.0.3, a memory leak exits in hsr_dev_finalize() in net/hsr/hsr_device.c if hsr_add_port fails to add a port, which may cause denial of service, aka CID-6caabe7f197d (bnc#1152685).

CVE-2019-11135: TSX Asynchronous Abort condition on some CPUs utilizing speculative execution may have allowed an authenticated user to potentially enable information disclosure via a side channel with local access (bnc#1139073).

CVE-2019-16233: drivers/scsi/qla2xxx/qla_os.c in the Linux kernel 5.2.14 did not check the alloc_workqueue return value, leading to a NULL pointer dereference (bnc#1150457).

CVE-2018-12207: Improper invalidation for page table updates by a virtual guest operating system for multiple Intel(R) Processors may have allowed an authenticated user to potentially enable denial of service of the host system via local access (bnc#1117665).

CVE-2019-10220: Linux kernel CIFS implementation, version 4.9.0 is vulnerable to a relative paths injection in directory entry lists (bnc#1144903).

CVE-2019-17666: rtl_p2p_noa_ie in drivers/net/wireless/realtek/rtlwifi/ps.c in the Linux kernel lacks a certain upper-bound check, leading to a buffer overflow (bnc#1154372).

CVE-2019-16232: drivers/net/wireless/marvell/libertas/if_sdio.c did not check the alloc_workqueue return value, leading to a NULL pointer dereference (bnc#1150465).

CVE-2019-16234: drivers/net/wireless/intel/iwlwifi/pcie/trans.c did not check the alloc_workqueue return value, leading to a NULL pointer dereference (bnc#1150452).

CVE-2019-17133: cfg80211_mgd_wext_giwessid in net/wireless/wext-sme.c did not reject a long SSID IE, leading to a Buffer Overflow (bnc#1153158).

CVE-2019-17056: llcp_sock_create in net/nfc/llcp_sock.c in the AF_NFC network module in the Linux kernel did not enforce CAP_NET_RAW, which means that unprivileged users can create a raw socket, aka CID-3a359798b176 (bnc#1152788).

CVE-2019-14821: An out-of-bounds access issue was found in the way Linux kernel's KVM hypervisor implements the Coalesced MMIO write operation (bnc#1151350).

CVE-2017-18595: An issue was discovered in the Linux kernel A double free may be caused by the function allocate_trace_buffer in the file kernel/trace/trace.c (bnc#1149555).

CVE-2019-9506: The Bluetooth BR/EDR specification up to and including version 5.1 permits sufficiently low encryption key length and did not prevent an attacker from influencing the key length negotiation. This allowed practical brute-force attacks (aka 'KNOB') that can decrypt traffic and inject arbitrary ciphertext without the victim noticing (bnc#1146042).

CVE-2019-14835: A buffer overflow flaw was found in the way Linux kernel's vhost functionality that translates virtqueue buffers to IOVs, logged the buffer descriptors during migration (bnc#1150112).

CVE-2019-9456: Ther is an issue inside the USB monitor driver that can lead to a possible OOB write due to a missing bounds check (bnc#1150025).

CVE-2019-15031: In the Linux kernel on the powerpc platform, a local user can read vector registers of other users' processes via an interrupt (bnc#1149713).

CVE-2019-15030: In the Linux kernel on the powerpc platform, a local user can read vector registers of other users' processes via a Facility Unavailable exception (bnc#1149713).

The update package also includes non-security fixes. See advisory for details.

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The SUSE Linux Enterprise 12 SP 3 LTSS kernel was updated to receive various security and bugfixes.

The following security bugs were fixed :

CVE-2019-14895: A heap-based buffer overflow was discovered in the Linux kernel in Marvell WiFi chip driver. The flaw could occur when the station attempts a connection negotiation during the handling of the remote devices country settings. This could have allowed the remote device to cause a denial of service (system crash) or possibly execute arbitrary code (bnc#1157158).

CVE-2019-18660: The Linux kernel on powerpc allowed Information Exposure because the Spectre-RSB mitigation is not in place for all applicable CPUs. This is related to arch/powerpc/kernel/entry_64.S and arch/powerpc/kernel/security.c (bnc#1157038).

CVE-2019-18683: An issue was discovered in drivers/media/platform/vivid in the Linux kernel. It is exploitable for privilege escalation on some Linux distributions where local users have /dev/video0 access, but only if the driver happens to be loaded.
There are multiple race conditions during streaming stopping in this driver (part of the V4L2 subsystem). These issues are caused by wrong mutex locking in vivid_stop_generating_vid_cap(), vivid_stop_generating_vid_out(), sdr_cap_stop_streaming(), and the corresponding kthreads. At least one of these race conditions leads to a use-after-free (bnc#1155897).

CVE-2019-19062: A memory leak in the crypto_report() function in crypto/crypto_user_base.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering crypto_report_alg() failures (bnc#1157333).

CVE-2019-19065: A memory leak in the sdma_init() function in drivers/infiniband/hw/hfi1/sdma.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering rhashtable_init() failures (bnc#1157191).

CVE-2019-19052: A memory leak in the gs_can_open() function in drivers/net/can/usb/gs_usb.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering usb_submit_urb() failures (bnc#1157324).

CVE-2019-19074: A memory leak in the ath9k_wmi_cmd() function in drivers/net/wireless/ath/ath9k/wmi.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1157143).

CVE-2019-19073: Memory leaks in drivers/net/wireless/ath/ath9k/htc_hst.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering wait_for_completion_timeout() failures. This affects the htc_config_pipe_credits() function, the htc_setup_complete() function, and the htc_connect_service() function (bnc#1157070).

CVE-2019-16231: drivers/net/fjes/fjes_main.c in the Linux kernel 5.2.14 did not check the alloc_workqueue return value, leading to a NULL pointer dereference (bnc#1150466).

CVE-2019-18805: An issue was discovered in net/ipv4/sysctl_net_ipv4.c in the Linux kernel There was a net/ipv4/tcp_input.c signed integer overflow in tcp_ack_update_rtt() when userspace writes a very large integer to /proc/sys/net/ipv4/tcp_min_rtt_wlen, leading to a denial of service or possibly unspecified other impact (bnc#1156187).

CVE-2019-18680: An issue was discovered in the Linux kernel. There was a NULL pointer dereference in rds_tcp_kill_sock() in net/rds/tcp.c that will cause denial of service (bnc#1155898).

CVE-2019-15213: An use-after-free was fixed caused by malicious USB device in drivers/media/usb/dvb-usb/dvb-usb-init.c (bsc#1146544).

CVE-2019-19536: An uninitialized Kernel memory can leak to USB devices in drivers/net/can/usb/peak_usb/pcan_usb_pro.c (bsc#1158394).

CVE-2019-19534: An uninitialized Kernel memory can leak to USB devices in drivers/net/can/usb/peak_usb/pcan_usb_core.c (bsc#1158398).

CVE-2019-19530: An use-after-free bug that can be caused by a malicious USB device in the drivers/usb/class/cdc-acm.c driver (bsc#1158410).

CVE-2019-19524: An use-after-free bug that can be caused by a malicious USB device in the drivers/input/ff-memless.c driver (bsc#1158413).

CVE-2019-19525: An use-after-free bug that can be caused by a malicious USB device in the drivers/net/ieee802154/atusb.c driver (bsc#1158417).

CVE-2019-19531: An use-after-free in yurex_delete may lead to denial of service (bsc#1158445).

CVE-2019-19523: An use-after-free on disconnect in USB adutux (bsc#1158823).

CVE-2019-19532: An out-of-bounds write bugs that can be caused by a malicious USB device in the Linux kernel HID drivers (bsc#1158824).

CVE-2019-19332: An out-of-bounds memory write via kvm_dev_ioctl_get_cpuid (bsc#1158827).

CVE-2019-19533: An info-leak bug that can be caused by a malicious USB device in the drivers/media/usb/ttusb-dec/ttusb_dec.c driver (bsc#1158834).

CVE-2019-19527: An use-after-free bug that can be caused by a malicious USB device in the drivers/hid/usbhid/hiddev.c driver (bsc#1158900).

CVE-2019-19535: An info-leak bug that can be caused by a malicious USB device in the drivers/net/can/usb/peak_usb/pcan_usb_fd.c driver (bsc#1158903).

CVE-2019-19537: Two races in the USB character device registration and deregistration routines (bsc#1158904).

CVE-2019-19338: An incomplete fix for Transaction Asynchronous Abort (TAA) (bsc#1158954).

The update package also includes non-security fixes. See advisory for details.

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The SUSE Linux Enterprise 12 SP4 kernel-azure was updated to receive various security and bugfixes.

The following security bugs were fixed :

CVE-2019-19051: There was a memory leak in the i2400m_op_rfkill_sw_toggle() function in drivers/net/wimax/i2400m/op-rfkill.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1159024).

CVE-2019-19338: There was an incomplete fix for Transaction Asynchronous Abort (TAA) (bnc#1158954).

CVE-2019-19332: There was an OOB memory write via kvm_dev_ioctl_get_cpuid (bnc#1158827).

CVE-2019-19537: There was a race condition bug that can be caused by a malicious USB device in the USB character device driver layer (bnc#1158904).

CVE-2019-19535: There was an info-leak bug that can be caused by a malicious USB device in the drivers/net/can/usb/peak_usb/pcan_usb_fd.c driver (bnc#1158903).

CVE-2019-19527: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/hid/usbhid/hiddev.c driver (bnc#1158900).

CVE-2019-19526: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/nfc/pn533/usb.c driver (bnc#1158893).

CVE-2019-19533: There was an info-leak bug that can be caused by a malicious USB device in the drivers/media/usb/ttusb-dec/ttusb_dec.c driver (bnc#1158834).

CVE-2019-19532: There were multiple out-of-bounds write bugs that can be caused by a malicious USB device in the Linux kernel HID drivers (bnc#1158824).

CVE-2019-19523: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/usb/misc/adutux.c driver, aka CID-44efc269db79 (bnc#1158381 1158823 1158834).

CVE-2019-15213: There was a use-after-free caused by a malicious USB device in the drivers/media/usb/dvb-usb/dvb-usb-init.c driver (bnc#1146544).

CVE-2019-19531: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/usb/misc/yurex.c driver (bnc#1158445).

CVE-2019-19543: There was a use-after-free in serial_ir_init_module() in drivers/media/rc/serial_ir.c (bnc#1158427).

CVE-2019-19525: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/net/ieee802154/atusb.c driver (bnc#1158417).

CVE-2019-19530: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/usb/class/cdc-acm.c driver (bnc#1158410).

CVE-2019-19536: There was an info-leak bug that can be caused by a malicious USB device in the drivers/net/can/usb/peak_usb/pcan_usb_pro.c driver (bnc#1158394).

CVE-2019-19524: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/input/ff-memless.c driver (bnc#1158413).

CVE-2019-19528: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/usb/misc/iowarrior.c driver (bnc#1158407).

CVE-2019-19534: There was an info-leak bug that can be caused by a malicious USB device in the drivers/net/can/usb/peak_usb/pcan_usb_core.c driver (bnc#1158398).

CVE-2019-19529: There was a use-after-free bug that can be caused by a malicious USB device in the drivers/net/can/usb/mcba_usb.c driver (bnc#1158381).

CVE-2019-14901: A heap overflow flaw was found in the Linux kernel in Marvell WiFi chip driver. The vulnerability allowed a remote attacker to cause a system crash, resulting in a denial of service, or execute arbitrary code. The highest threat with this vulnerability is with the availability of the system. If code execution occurs, the code will run with the permissions of root. This will affect both confidentiality and integrity of files on the system (bnc#1157042).

CVE-2019-14895: A heap-based buffer overflow was discovered in the Linux kernel in Marvell WiFi chip driver. The flaw could occur when the station attempts a connection negotiation during the handling of the remote devices country settings. This could have allowed the remote device to cause a denial of service (system crash) or possibly execute arbitrary code (bnc#1157158).

CVE-2019-18660: The Linux kernel on powerpc allowed Information Exposure because the Spectre-RSB mitigation is not in place for all applicable CPUs. This is related to arch/powerpc/kernel/entry_64.S and arch/powerpc/kernel/security.c (bnc#1157038).

CVE-2019-18683: An issue was discovered in drivers/media/platform/vivid in the Linux kernel. It is exploitable for privilege escalation on some Linux distributions where local users have /dev/video0 access, but only if the driver happens to be loaded.
There are multiple race conditions during streaming stopping in this driver (part of the V4L2 subsystem). These issues are caused by wrong mutex locking in vivid_stop_generating_vid_cap(), vivid_stop_generating_vid_out(), sdr_cap_stop_streaming(), and the corresponding kthreads. At least one of these race conditions leads to a use-after-free (bnc#1155897).

CVE-2019-18809: A memory leak in the af9005_identify_state() function in drivers/media/usb/dvb-usb/af9005.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1156258).

CVE-2019-19062: A memory leak in the crypto_report() function in crypto/crypto_user_base.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering crypto_report_alg() failures (bnc#1157333).

CVE-2019-19057: Two memory leaks in the mwifiex_pcie_init_evt_ring() function in drivers/net/wireless/marvell/mwifiex/pcie.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering mwifiex_map_pci_memory() failures (bnc#1157197).

CVE-2019-19056: A memory leak in the mwifiex_pcie_alloc_cmdrsp_buf() function in drivers/net/wireless/marvell/mwifiex/pcie.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering mwifiex_map_pci_memory() failures (bnc#1157197).

CVE-2019-19068: A memory leak in the rtl8xxxu_submit_int_urb() function in drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering usb_submit_urb() failures (bnc#1157307).

CVE-2019-19063: Two memory leaks in the rtl_usb_probe() function in drivers/net/wireless/realtek/rtlwifi/usb.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1157298).

CVE-2019-19227: In the AppleTalk subsystem in the Linux kernel there was a potential NULL pointer dereference because register_snap_client may return NULL. This will lead to denial of service in net/appletalk/aarp.c and net/appletalk/ddp.c, as demonstrated by unregister_snap_client (bnc#1157678).

CVE-2019-19065: A memory leak in the sdma_init() function in drivers/infiniband/hw/hfi1/sdma.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering rhashtable_init() failures (bnc#1157191).

CVE-2019-19077: A memory leak in the bnxt_re_create_srq() function in drivers/infiniband/hw/bnxt_re/ib_verbs.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering copy to udata failures (bnc#1157171).

CVE-2019-19052: A memory leak in the gs_can_open() function in drivers/net/can/usb/gs_usb.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering usb_submit_urb() failures (bnc#1157324).

CVE-2019-19067: Four memory leaks in the acp_hw_init() function in drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering mfd_add_hotplug_devices() or pm_genpd_add_device() failures (bsc#1157180).

CVE-2019-19060: A memory leak in the adis_update_scan_mode() function in drivers/iio/imu/adis_buffer.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1157178).

CVE-2019-19049: A memory leak in the unittest_data_add() function in drivers/of/unittest.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering of_fdt_unflatten_tree() failures (bsc#1157173).

CVE-2019-19075: A memory leak in the ca8210_probe() function in drivers/net/ieee802154/ca8210.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering ca8210_get_platform_data() failures (bnc#1157162).

CVE-2019-19058: A memory leak in the alloc_sgtable() function in drivers/net/wireless/intel/iwlwifi/fw/dbg.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) by triggering alloc_page() failures (bnc#1157145).

CVE-2019-19074: A memory leak in the ath9k_wmi_cmd() function in drivers/net/wireless/ath/ath9k/wmi.c in the Linux kernel allowed attackers to cause a denial of service (memory consumption) (bnc#1157143).

CVE-2019-19073: Fixed memory leaks in drivers/net/wireless/ath/ath9k/htc_hst.c allowed attackers to cause a denial of service (memory consumption) by triggering wait_for_completion_timeout() failures (bnc#1157070).

CVE-2019-15916: An issue was discovered in the Linux kernel There was a memory leak in register_queue_kobjects() in net/core/net-sysfs.c, which will cause denial of service (bnc#1149448).

CVE-2019-0154: Insufficient access control in subsystem for Intel (R) processor graphics in 6th, 7th, 8th and 9th Generation Intel(R) Core(TM) Processor Families; Intel(R) Pentium(R) Processor J, N, Silver and Gold Series; Intel(R) Celeron(R) Processor J, N, G3900 and G4900 Series; Intel(R) Atom(R) Processor A and E3900 Series; Intel(R) Xeon(R) Processor E3-1500 v5 and v6 and E-2100 Processor Families may have allowed an authenticated user to potentially enable denial of service via local access (bnc#1135966).

CVE-2019-16231: drivers/net/fjes/fjes_main.c in the Linux kernel 5.2.14 did not check the alloc_workqueue return value, leading to a NULL pointer dereference (bnc#1150466).

The update package also includes non-security fixes. See advisory for details.

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	名稱	產品	系列	已發布	已更新	嚴重性
132394	SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2019:3381-1)	Nessus	SuSE Local Security Checks	2019/12/24	2024/4/2	critical
132925	SUSE SLES12 Security Update : kernel (SUSE-SU-2020:0093-1)	Nessus	SuSE Local Security Checks	2020/1/15	2024/3/29	critical
132390	SUSE SLES12 Security Update : kernel (SUSE-SU-2019:3379-1)	Nessus	SuSE Local Security Checks	2019/12/23	2024/4/2	critical
132236	SUSE SLES12 Security Update : kernel (SUSE-SU-2019:3316-1)	Nessus	SuSE Local Security Checks	2019/12/18	2024/4/3	critical

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