Linux/Unix 主機上安裝了一個或多個受到弱點影響的套件，且廠商未提供可用的修補程式。

  - ubi確保 VID 標頭位移 + VID 標頭大小 <= alloc, size 確保 VID 標頭位移 + VID 標頭大小不會超過為避免平台 OOB 而配置的區域。BUGKASAN crc32_body lib/crc32.c:111 中的 slab 超出邊界 [內嵌] 錯誤 KASAN crc32_le_generic lib/crc32.c:179 中的 slab 超出邊界 [內嵌] 錯誤KASAN crc32_le_base+0x58c/0x626 lib/crc32.c:197 中的 slab 超出邊界透過工作 syz-executor136/1555 CPU 在 addr ffff88802bb36f00 讀取大小 4 CPU2 PID1555 通訊syz-executor136 污染GW 6.0.0-1868 #1 硬體名稱Red Hat KVM、BIOS 1.13.0-2.module+el8.3.0+7860+a7792d29 2014 年 4 月 1 日 呼叫追踪 <TASK> __dump_stack lib/dump_stack.c:88 [內嵌] dump_stack_lvl+0x85/0xad lib /dump_stack.c:106 print_address_description mm/kasan/report.c:317 [內嵌] print_report.cold.13+0xb6/0x6bb mm/kasan/report.c:433 kasan_report+0xa7/0x11b mm/kasan/report.c 495 crc32_body lib/crc32.c:111 [內嵌] crc32_le_generic lib/crc32.c:179 [內嵌] crc32_le_base+0x58c/0x626 lib/crc32.c:197 ubi_io_write_vid_hdr+0x1b7/0x472 drivers/mtd/ubi/io.c 1067 create_vtbl+0x4d5/0x9c4 drivers/mtd/ubi/vtbl.c:317 create_empty_lvol drivers/mtd/ubi/vtbl.c:500 [內嵌] ubi_read_volume_table+0x67b/0 x288a drivers/mtd/ubi/vtbl.c:812 ubi_attach+0xf34/0x1603 drivers/mtd/ubi/attach.c:1601 ubi_attach_mtd_dev+0x6f3/0x185e drivers/mtd/ubi/build.c:965 ctrl_cdev_ioctl+0x2db/0x347 drivers /mtd/ubi/cdev.c:1043 vfs_ioctl fs/ioctl.c:51 [內嵌] __do_sys_ioctl fs/ioctl.c:870 [內嵌] __se_sys_ioctl fs/ioctl.c:856 [內嵌] __x64_sys_ioctl+0x193/0x213 fs/ ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:50 [內嵌] do_syscall_64+0x3e/0x86 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0x0 RIP 0033:0x7f96d5cf753d 程式碼RSP 002b:00007fffd72206f8 EFLAGS
    00000246 ORIG_RAX 0000000000000010 RAX ffffffffffffffda RBX 0000000000000000 RCX 00007f96d5cf753d RDX
    0000000020000080 RSI: 0000000040186f40 RDI: 0000000000000003 RBP: 0000000000400cd0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000400be0 R13:
    00007fffd72207e0 R140000000000000000 R150000000000000000 </TASK> 由工作 1555 分配
    kasan_save_stack+0x20/0x3d mm/kasan/common.c:38 kasan_set_track mm/kasan/common.c:45 [內嵌] set_alloc_info mm/kasan/common.c:437 [內嵌]____kasan_kmalloc mm/kasan/common.c:516 [內嵌]
    __kasan_kmalloc+0x88/0xa3 mm/kasan/common.c:525 kasan_kmalloc include/linux/kasan.h:234 [內嵌]
    __kmalloc+0x138/0x257 mm/slub.c:4429 kmalloc include/linux/slab.h:605 [內嵌] ubi_alloc_vid_buf drivers/mtd/ubi/ubi.h:1093 [內嵌] create_vtbl+0xcc/0x9c4 drivers/mtd/ubi /vtbl.c:295 create_empty_lvol drivers/mtd/ubi/vtbl.c:500 [內嵌] ubi_read_volume_table+0x67b/0x288a drivers/mtd/ubi/vtbl.c:812 ubi_attach+0xf34/0x1603 drivers/mtd/ubi/attach。 c:1601 ubi_attach_mtd_dev+0x6f3/0x185e drivers/mtd/ubi/build.c:965 ctrl_cdev_ioctl+0x2db/0x347 drivers/mtd/ubi/cdev.c:1043 vfs_ioctl fs/ioctl.c:51 [內嵌] __do_sys_ioctl fs/ioctl .c:870 [內嵌] __se_sys_ioctl fs/ioctl.c:856 [內嵌]
    __x64_sys_ioctl+0x193/0x213 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:50 [內嵌] do_syscall_64+0x3e/0x86 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0x0 該錯誤位址屬於 ffff88802bb36e00 處的物件其屬於大小 256 的快取 kmalloc-256 錯誤位址位於 256 位元組區域右側 0 位元組 [ffff88802bb36e00, ffff88802bb36f00) 錯誤位址屬於實體頁面page:00000000ea4d1263 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x2bb36 head:00000000ea4d1263 order:1 compound_mapcount:0 compound_pincount:0 flags0xfffffc0010200(slab|head|node=0|zone=1|lastcpupid=0x1fffff) raw
    000fffffc0010200 ffffea000066c300 dead000000000003 ffff888100042b40 raw 0000000000000000 00000000001
    ---truncated--- (CVE-2023-53265)

請注意，Nessus 依賴供應商報告的套件存在。

偵測

Linux Distros 未修補的弱點：CVE-2023-53265

high Nessus Plugin ID 265162

版本 1.4