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。

  - media:vivid變更撰寫 syzkaller 的大小發現一個錯誤錯誤KASANtpg_fill_plane_pattern drivers/media/common/v4l2-tpg/v4l2-tpg-core.c:2608 中的 vmalloc-out-of-bounds in ] BUG: KASANtpg_fill_plane_buffer+0x1a9c/0x5af0 drivers/media/common/v4l2-tpg/v4l2-tpg-core.c:2705 中的 vmalloc-out-of-bounds 作業在 addr ffffc9000d0ffda0 寫入大小 1440 的問題vivid-000- vid-c/5304 CPU: 0 UID: 0 PID: 5304 Comm
    vivid-000-vid-c 未受污染 6.14.0-rc2-syzkaller-00039-g09fbf3d50205 #0 硬體名稱: QEMU Standard PC (Q35 + ICH9, 2009)、BIOS 1.16.3-debian-1.16.3-2~ bpo12+1 04/01/2014 呼叫追踪 <TASK> __dump_stack lib/dump_stack.c:94 [內嵌] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:378 [內嵌] print_report +0x169/0x550 mm/kasan/report.c:489 kasan_report+0x143/0x180 mm/kasan/report.c:602 kasan_check_range+0x282/0x290 mm/kasan/generic.c:189 __asan_memcpy+0x40/0x70 mm/kasan/ shadow.c:106 tpg_fill_plane_pattern drivers/media/common/v4l2-tpg/v4l2-tpg-core.c:2608 [內嵌] tpg_fill_plane_buffer+0x1a9c/0x5af0 drivers/media/common/v4l2-tpg/v4l2-tpg-core.c 2705vivid_fillbuff drivers/media/test-drivers/vivid/vivid-kthread-cap.c:470 [內嵌]vivid_thread_vid_cap_tick+0xf8e/0x60d0 drivers/media/test-drivers/vivid/vivid-kthread-cap.c:629vivid_thread_vid_cap +0x8aa/0xf30 drivers/media/test-drivers/vivid/vivid-kthread-cap.c:767 kthread+0x7a9/0x920 kernel/kthread.c 464 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 </TASK> 合成大小不得大於 fmt_cap_rect 的大小。
    因此即使 has_compose_cap == 0 仍執行 v4l2_rect_map_inside()。(CVE-2025-38226)

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-2025-38226

high Nessus Plugin ID 249507

版本 1.10