Linux Distros 未修補弱點:CVE-2025-38203

medium Nessus Plugin ID 248408

概要

Linux/Unix 主機上安裝的一個或多個套件存有弱點,廠商表示將不會修補。

說明

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。

- Ubuntu Linux - jfs:修正 jfs_ioc_trim 中的 null-ptr-deref [ Syzkaller 報告 ] 哎呀:一般保護錯誤,可能是非規範位址 0xdffffc0000000087:0000 [#1 KASAN:範圍 [0x0000000000000438-0x000000000000043f] CPU:2 UID:0 PID:10614 通訊:syz-executor.0 未受污染 6.13.0-rc6-gfbfd64d25c7a-dirty #1 硬體名稱:QEMU 標準 PC (i440FX + PIIX, 1996)、BIOS 1.15.0-1 04/01/2014 Sched_ext:序列化 (enabled+all),任務:runnable_at=-30ms RIP:0010:jfs_ioc_trim+0x34b/0x8f0 代碼:e7 e8 59 a4 87 fe 4d 8b 24 24 4d 8d BC 24 38 04 00 00 48 8d 93 90 82 fe ff 4c 89 ff 31 f6 RSP:
0018:ffffc900055f7cd0 EFLAGS:00010206 RAX:0000000000000087 RBX:00005866a9e67ff8 RCX:000000000000000a RDX:0000000000000001 RSI:0000000000000004 RDI:0000000000000001 RBP:dffffc0000000000:R08
ffff88807c180003 R09: 1ffff1100f830000 R10: dffffc00000000000 R11: ffffed100f830001 R12: 00000000000000000000 R13: 00000000000000000000 R14: 0000000000000001 : 0000000000000438 R15FS: 00007fe520225640(0000) GS:ffff8880b7e800000(0000) knlGS:000000000000000000 CS:0010 DS:0000 ES:0000 CR0:0000000080050033 CR2:
00005593c91b2c88 CR3: 0000000014927c000 CR4: 00000000000006f0 DR0: 000000000000000000 DR1: 0000000000000000000 DR2: 0000000000000000000 DR3: 000000000000 DR3: 00000000000 00000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 呼叫追蹤: <TASK> ? __die_body+0x61/0xb0 ? die_addr+0xb1/0xe0 ? exc_general_protection+0x333/0x510 ? asm_exc_general_protection+0x26/0x30 ? jfs_ioc_trim+0x34b/0x8f0 jfs_ioctl+0x3c8/0x4f0 ?
__pfx_jfs_ioctl+0x10/0x10 ?__pfx_jfs_ioctl+0x10/0x10 __se_sys_ioctl+0x269/0x350 ?
__pfx___se_sys_ioctl+0x10/0x10 ?do_syscall_64+0xfb/0x210 do_syscall_64+0xee/0x210 ?syscall_exit_to_user_mode+0x1e0/0x330 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP:0033:0x7fe51f4903ad 代碼:c3 e8 a7 2b 00 00 0f 1f 80 00 00 00 00 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d RSP:
002b:00007fe5202250c8 EFLAGS:00000246 ORIG_RAX:0000000000000010 RAX:ffffffffffffffda RBX:
00007fe51f5cbf80 RCX:00007fe51f4903ad RDX:0000000020000680 RSI:00000000c0185879 RDI:0000000000000005 RBP:0000000000000000000 R08: 0000000000000000000 R09: 000000000000000000000 R10: 0000000000000000000000 R11:
0000000000000246 R12: 00007fe520225640 R13: 000000000000000e R14: 00007fe51f44fca0 R15: 00007fe52021d000 </TASK> 連結的模組:---[ end trace 0000000000000000000 ]--- RIP: 0010:jfs_ioc_trim+0x34b/0x8f0 代碼:
e7 e8 59 a4 87 fe 4d 8b 24 24 4d 8d 公元前 24 38 04 00 00 48 8d 93 90 82 fe ff 4c 89 ff 31 f6 RSP:
0018:ffffc900055f7cd0 EFLAGS:00010206 RAX:0000000000000087 RBX:00005866a9e67ff8 RCX:000000000000000a RDX:0000000000000001 RSI:0000000000000004 RDI:0000000000000001 RBP:dffffc0000000000:R08
ffff88807c180003 R09: 1ffff1100f830000 R10: dffffc00000000000 R11: ffffed100f830001 R12: 00000000000000000000 R13: 00000000000000000000 R14: 0000000000000001 : 0000000000000438 R15FS: 00007fe520225640(0000) GS:ffff8880b7e800000(0000) knlGS:000000000000000000 CS:0010 DS:0000 ES:0000 CR0:0000000080050033 CR2:
00005593c91b2c88 CR3: 0000000014927c000 CR4: 00000000000006f0 DR0: 00000000000000000000 DR1: 00000000000000000000 DR2: 0000000000000000000 DR3: 00000000000000000 DR6: 000000000fffe0ff0 DR7: 0000000000000400 核心錯誤 - 不同步: 致命異常 [ 分析 ] 我們認為我們在 'fs/jfs' 模組中發現了一個並發錯誤,導致 null 指標解除參照。有一個密切相關的問題已修正:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d6c1b3599b2feb5c7291f5ac3a36e5fa7cedb234 ...但是,不幸的是,在某些交錯下,接受的修補程式似乎仍然容易受到 NULL 指標解除參照的影響。為了觸發此錯誤,我們認為 'JFS_SBI(ipbmap->i_sb)->bmap' 在 'dbFreeBits' 中設定為 NULL,然後在 'jfs_ioc_trim' 中取消參照。此錯誤在正常情況下很少出現,但可從 syz 程式觸發。(CVE-2025-38203)

請注意,Nessus 依賴供應商報告的套件存在。

解決方案

目前尚未有已知的解決方案。

另請參閱

https://ubuntu.com/security/CVE-2025-38203

Plugin 詳細資訊

嚴重性: Medium

ID: 248408

檔案名稱: unpatched_CVE_2025_38203.nasl

版本: 1.29

類型: Local

代理程式: unix

系列: Misc.

已發布: 2025/8/11

已更新: 2026/9/30

支援的感應器: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

風險資訊

VPR

風險因素: Low

分數: 3

百分位數: 23.18

CVSS v2

風險因素: Medium

基本分數: 4.9

時間性分數: 4.2

媒介: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C

CVSS 評分資料來源: CVE-2025-38203

CVSS v3

風險因素: Medium

基本分數: 5.5

時間性分數: 5.1

媒介: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

時間媒介: CVSS:3.0/E:U/RL:U/RC:C

CVSS 評分資料來源: CVE-2025-38203

弱點資訊

CPE: cpe:/o:canonical:ubuntu_linux:14.04:-:lts, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, cpe:/o:canonical:ubuntu_linux:22.04:-:lts, cpe:/o:canonical:ubuntu_linux:24.04:-:lts, cpe:/o:canonical:ubuntu_linux:25.10, p-cpe:/a:canonical:ubuntu_linux:linux-allwinner-5.19, p-cpe:/a:canonical:ubuntu_linux:linux-aws-5.0, p-cpe:/a:canonical:ubuntu_linux:linux-aws-5.11, p-cpe:/a:canonical:ubuntu_linux:linux-aws-5.13, p-cpe:/a:canonical:ubuntu_linux:linux-aws-5.19, p-cpe:/a:canonical:ubuntu_linux:linux-aws-5.3, p-cpe:/a:canonical:ubuntu_linux:linux-aws-5.4, p-cpe:/a:canonical:ubuntu_linux:linux-aws-5.8, p-cpe:/a:canonical:ubuntu_linux:linux-aws-6.2, p-cpe:/a:canonical:ubuntu_linux:linux-aws-6.5, p-cpe:/a:canonical:ubuntu_linux:linux-aws-6.8, p-cpe:/a:canonical:ubuntu_linux:linux-aws-hwe, p-cpe:/a:canonical:ubuntu_linux:linux-aws, p-cpe:/a:canonical:ubuntu_linux:linux-azure-4.15, p-cpe:/a:canonical:ubuntu_linux:linux-azure-5.11, p-cpe:/a:canonical:ubuntu_linux:linux-azure-5.13, p-cpe:/a:canonical:ubuntu_linux:linux-azure-5.19, p-cpe:/a:canonical:ubuntu_linux:linux-azure-5.3, p-cpe:/a:canonical:ubuntu_linux:linux-azure-5.4, p-cpe:/a:canonical:ubuntu_linux:linux-azure-5.8, p-cpe:/a:canonical:ubuntu_linux:linux-azure-6.11, p-cpe:/a:canonical:ubuntu_linux:linux-azure-6.2, p-cpe:/a:canonical:ubuntu_linux:linux-azure-6.5, p-cpe:/a:canonical:ubuntu_linux:linux-azure-6.8, p-cpe:/a:canonical:ubuntu_linux:linux-azure-edge, p-cpe:/a:canonical:ubuntu_linux:linux-azure-fde-5.19, p-cpe:/a:canonical:ubuntu_linux:linux-azure-fde-6.17, p-cpe:/a:canonical:ubuntu_linux:linux-azure-fde-6.2, p-cpe:/a:canonical:ubuntu_linux:linux-azure-fde-6.8, p-cpe:/a:canonical:ubuntu_linux:linux-azure-fde, p-cpe:/a:canonical:ubuntu_linux:linux-azure-nvidia, p-cpe:/a:canonical:ubuntu_linux:linux-azure, p-cpe:/a:canonical:ubuntu_linux:linux-bluefield, p-cpe:/a:canonical:ubuntu_linux:linux-gcp-4.15, p-cpe:/a:canonical:ubuntu_linux:linux-gcp-5.11, p-cpe:/a:canonical:ubuntu_linux:linux-gcp-5.13, p-cpe:/a:canonical:ubuntu_linux:linux-gcp-5.19, p-cpe:/a:canonical:ubuntu_linux:linux-gcp-5.3, p-cpe:/a:canonical:ubuntu_linux:linux-gcp-5.4, p-cpe:/a:canonical:ubuntu_linux:linux-gcp-5.8, p-cpe:/a:canonical:ubuntu_linux:linux-gcp-6.11, p-cpe:/a:canonical:ubuntu_linux:linux-gcp-6.2, p-cpe:/a:canonical:ubuntu_linux:linux-gcp-6.5, p-cpe:/a:canonical:ubuntu_linux:linux-gcp-6.8, p-cpe:/a:canonical:ubuntu_linux:linux-gcp, p-cpe:/a:canonical:ubuntu_linux:linux-gke-4.15, p-cpe:/a:canonical:ubuntu_linux:linux-gke-5.15, p-cpe:/a:canonical:ubuntu_linux:linux-gke-5.4, p-cpe:/a:canonical:ubuntu_linux:linux-gke, p-cpe:/a:canonical:ubuntu_linux:linux-gkeop-5.15, p-cpe:/a:canonical:ubuntu_linux:linux-gkeop-5.4, p-cpe:/a:canonical:ubuntu_linux:linux-gkeop, p-cpe:/a:canonical:ubuntu_linux:linux-hwe-5.11, p-cpe:/a:canonical:ubuntu_linux:linux-hwe-5.13, p-cpe:/a:canonical:ubuntu_linux:linux-hwe-5.19, p-cpe:/a:canonical:ubuntu_linux:linux-hwe-5.4, p-cpe:/a:canonical:ubuntu_linux:linux-hwe-5.8, p-cpe:/a:canonical:ubuntu_linux:linux-hwe-6.11, p-cpe:/a:canonical:ubuntu_linux:linux-hwe-6.2, p-cpe:/a:canonical:ubuntu_linux:linux-hwe-6.5, p-cpe:/a:canonical:ubuntu_linux:linux-hwe-6.8, p-cpe:/a:canonical:ubuntu_linux:linux-hwe-edge, p-cpe:/a:canonical:ubuntu_linux:linux-hwe, p-cpe:/a:canonical:ubuntu_linux:linux-ibm-5.4, p-cpe:/a:canonical:ubuntu_linux:linux-ibm-6.8, p-cpe:/a:canonical:ubuntu_linux:linux-ibm, p-cpe:/a:canonical:ubuntu_linux:linux-intel-5.13, p-cpe:/a:canonical:ubuntu_linux:linux-intel-iot-realtime, p-cpe:/a:canonical:ubuntu_linux:linux-intel, p-cpe:/a:canonical:ubuntu_linux:linux-iot, p-cpe:/a:canonical:ubuntu_linux:linux-kvm, p-cpe:/a:canonical:ubuntu_linux:linux-lowlatency-hwe-5.19, p-cpe:/a:canonical:ubuntu_linux:linux-lowlatency-hwe-6.11, p-cpe:/a:canonical:ubuntu_linux:linux-lowlatency-hwe-6.2, p-cpe:/a:canonical:ubuntu_linux:linux-lowlatency-hwe-6.5, p-cpe:/a:canonical:ubuntu_linux:linux-lowlatency-hwe-6.8, p-cpe:/a:canonical:ubuntu_linux:linux-lowlatency, p-cpe:/a:canonical:ubuntu_linux:linux-lts-xenial, p-cpe:/a:canonical:ubuntu_linux:linux-nvidia-6.11, p-cpe:/a:canonical:ubuntu_linux:linux-nvidia-6.2, p-cpe:/a:canonical:ubuntu_linux:linux-nvidia-6.5, p-cpe:/a:canonical:ubuntu_linux:linux-nvidia-6.8, p-cpe:/a:canonical:ubuntu_linux:linux-nvidia-lowlatency, p-cpe:/a:canonical:ubuntu_linux:linux-nvidia-tegra, p-cpe:/a:canonical:ubuntu_linux:linux-nvidia, p-cpe:/a:canonical:ubuntu_linux:linux-oem-5.10, p-cpe:/a:canonical:ubuntu_linux:linux-oem-5.13, p-cpe:/a:canonical:ubuntu_linux:linux-oem-5.14, p-cpe:/a:canonical:ubuntu_linux:linux-oem-5.17, p-cpe:/a:canonical:ubuntu_linux:linux-oem-5.6, p-cpe:/a:canonical:ubuntu_linux:linux-oem-6.0, p-cpe:/a:canonical:ubuntu_linux:linux-oem-6.11, p-cpe:/a:canonical:ubuntu_linux:linux-oem-6.1, p-cpe:/a:canonical:ubuntu_linux:linux-oem-6.5, p-cpe:/a:canonical:ubuntu_linux:linux-oem-6.8, p-cpe:/a:canonical:ubuntu_linux:linux-oem, p-cpe:/a:canonical:ubuntu_linux:linux-oracle-5.0, p-cpe:/a:canonical:ubuntu_linux:linux-oracle-5.11, p-cpe:/a:canonical:ubuntu_linux:linux-oracle-5.13, p-cpe:/a:canonical:ubuntu_linux:linux-oracle-5.3, p-cpe:/a:canonical:ubuntu_linux:linux-oracle-5.4, p-cpe:/a:canonical:ubuntu_linux:linux-oracle-5.8, p-cpe:/a:canonical:ubuntu_linux:linux-oracle-6.5, p-cpe:/a:canonical:ubuntu_linux:linux-oracle-6.8, p-cpe:/a:canonical:ubuntu_linux:linux-oracle, p-cpe:/a:canonical:ubuntu_linux:linux-raspi-5.4, p-cpe:/a:canonical:ubuntu_linux:linux-raspi-realtime, p-cpe:/a:canonical:ubuntu_linux:linux-raspi2, p-cpe:/a:canonical:ubuntu_linux:linux-raspi, p-cpe:/a:canonical:ubuntu_linux:linux-realtime, p-cpe:/a:canonical:ubuntu_linux:linux-riscv-5.11, p-cpe:/a:canonical:ubuntu_linux:linux-riscv-5.19, p-cpe:/a:canonical:ubuntu_linux:linux-riscv-5.8, p-cpe:/a:canonical:ubuntu_linux:linux-riscv-6.5, p-cpe:/a:canonical:ubuntu_linux:linux-riscv-6.8, p-cpe:/a:canonical:ubuntu_linux:linux-riscv, p-cpe:/a:canonical:ubuntu_linux:linux-starfive-5.19, p-cpe:/a:canonical:ubuntu_linux:linux-starfive-6.2, p-cpe:/a:canonical:ubuntu_linux:linux-starfive-6.5, p-cpe:/a:canonical:ubuntu_linux:linux-xilinx-zynqmp, p-cpe:/a:canonical:ubuntu_linux:linux-xilinx, p-cpe:/a:canonical:ubuntu_linux:linux

必要的 KB 項目: Host/cpu, Host/local_checks_enabled, global_settings/vendor_unpatched, Host/OS/identifier

可輕鬆利用: No known exploits are available

弱點發布日期: 2025/7/4

參考資訊

CVE: CVE-2025-38203