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

  - vfat修正遺漏的 sb_min_blocksize() 傳回值檢查。在 logical_block_size 和physical_block_size 皆設為 8 KiB但無格式的情況下在 qemu 上模擬 nvme 裝置時在嘗試掛載 vfat 檔案系統的早期開機階段會觸發核心錯誤。 [95553.682035] EXT4-fs (nvme0n1)
    無法設定區塊大小 [95553.684326] EXT4-fs (nvme0n1)無法設定區塊大小 [95553.686501] EXT4-fs (nvme0n1)無法設定區塊大小 [95553.696448] ISOFS不受支援/無效硬體磁區大小 8192 [95553.697117] ------------[cut here ]------------ [95553.697567] fs/buffer.c:1582! 的核心錯誤[95553.697984] Oops無效 opcode0000 [#1] SMP NOPTI [95553.698602] CPU0 UID0 PID7212 Comm
    mount Kdump已載入 未受污染的 6.18.0-rc2+ #38 PREEMPT(vulnerable) [95553.699511] 硬體名稱QEMU Standard PC (i440FX + PIIX, 1996)BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu。 org 04/01/2014 [95553.700534] RIP 0010:folio_alloc_buffers+0x1bb/0x1c0 [95553.701018] 代碼48 8b 15 e8 93 18 02 65 48 89 35 e0 93 18 02 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d 31 d2 31 c9 31 f6 31 ff c3 cc cc cc cc <0f> 0b 90 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f [95553.702648] ] RSP 0018676ffff9d1b0f 00010246 [95553.703132] RAX ffff8cfc4176d820 RBX 0000000000508c48 RCX 0000000000000001 [95553.703805] RDX 0000000000002000 RSI 0000000000000]0 [0000 RDI0000000]0 [0000000000095553.704481[0000000]
    ffffd1b0c676f9c8 R080000000000000000 R090000000000000000 [95553.705148] R100000000000000000 R11
    0000000000000000 R120000000000000001 [95553.705816] R130000000000002000 R14fffff8bc8257e800 R15
    0000000000000000 [95553.706483] FS000072ee77315840(0000) GS:ffff8cfdd2c8d000(0000) knlGS:0000000000000000 [95553.707248] CS0010 DS0000 ES0000 CR0]0] 0 CR000303 [008050030395553.707782[002 ]
    00007d8f2a9e5a20 CR30000000039d0c006 CR40000000000772ef0 [95553.708439] PKRU55555554 [95553.708734] 呼叫追踪 [95553.709015] <TASK> [95553.709266] __getblk_slow+0xd2/0x230 [95553.709641] find_get_block_common+0x8b/0x530 [95553.710084] bdev_getblk+0x77/0xa0 [95553.710449]
    __bread_gfp+0x22/0x140 [95553.710810] Fat_fill_super+0x23a/0xfc0 [95553.711216] ? __pfx_setup+0x10/0x10 [95553.711580] ? __pfx_vfat_fill_super+0x10/0x10 [95553.712014] vfat_fill_super+0x15/0x30 [95553.712401] get_tree_bdev_flags+0x141/0x1e0 [95553.712817] get_tree_bdev+0x10/0x20 [95553.713177] vfat_get_tree+0x15/0x20 [95553.713550] vfs1_0get0_tree+2a/0+0x1e0 [95553.713910] vfs_cmd_create+0x62/0xf0 [95553.714273] __do_sys_fsconfig+0x4e7/0x660 [95553.714669] __x64_sys_fsconfig+0x20/0x40 [95553.715062] x64_sys_call+0x21ee/0x26a0 [95553.715453] do_syscall_64+0x80/0x670 [95553.715816] __fs_parse+0x65/0x1e0 [95553.716172] ? Fat_parse_param+0x103/0x4b0 [95553.716587] ? vfs_parse_fs_param_source+0x21/0xa0 [95553.717034] ? __do_sys_fsconfig+0x3d9/0x660 [95553.717548] ? __x64_sys_fsconfig+0x20/0x40 [95553.717957] ? x64_sys_call+0x21ee/0x26a0 [95553.718360] ? do_syscall_64+0xb8/0x670 [95553.718734] ?
    __x64_sys_fsconfig+0x20/0x40 [95553.719141] ? x64_sys_call+0x21ee/0x26a0 [95553.719545] ? do_syscall_64+0xb8/0x670 [95553.719922] ? x64_sys_call+0x1405/0x26a0 [95553.720317] ? do_syscall_64+0xb8/0x670 [95553.720702] ? __x64_sys_close+0x3e/0x90 [95553.721080] ? x64_sys_call+0x1b5e/0x26a0 [95553.721478] ? do_syscall_64+0xb8/0x670 [95553.721841] ? irqentry_exit+0x43/0x50 [95553.722211] ? exc_page_fault+0x90/0x1b0 [95553.722681] entry_SYSCALL_64_after_hwframe+0x76/0x7e [95553.723166] RIP: 0033:0x72ee774f3afe [95553.723562] 代碼73 01 c3 48 8b 0d 0a 33 0f 00 f7 d8 3c 89 03 4f ff 1f 84 00 00 00 00 00 f3 0f 1e fa 49 89 ca b8 af 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d da 32 0f 00 f7 d8 64 89 01 48 [95553.725188] RSP
    002b00007ffe97148978 EFLAGS00000246 ORIG_RAX00000000000001af [95553.725892] RAXffffffffffffda RBX---truncated--- (CVE-2025-40265)

請注意，Nessus 的判定取決於廠商所報告的套件是否存在。

偵測

Linux Distros 未修補的弱點：CVE-2025-40265

medium Nessus Plugin ID 277514

版本 1.1