Answer in brief
CVE-2025-38226 records a High severity (CVSS 7.8) vulnerability in media: vivid: Change the siize of the composing. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 7.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=54f259906039dbfe46c550011409fa16f72370f6 <57597d8db5bbda618ba2145b7e8a7e6f01b6a27e || >=f9d19f3a044ca651b0be52a4bf951ffe74259b9f <635cea4f44c1ddae208666772c164eab5a6bce39 || >=ab54081a2843aefb837812fac5488cc8f1696142 <89b5ab822bf69867c3951dd0eb34b0314c38966b || >=2f558c5208b0f70c8140e08ce09fcc84da48e789 <5d89aa42534723400fefd46e26e053b9c382b4ee || >=94a7ad9283464b75b12516c5512541d467cefcf8 <f6b1b0f8ba0b61d8b511df5649d57235f230c135 || >=94a7ad9283464b75b12516c5512541d467cefcf8 <00da1c767a6567e56f23dda586847586868ac064 || >=94a7ad9283464b75b12516c5512541d467cefcf8 <c56398885716d97ee9bcadb2bc9663a8c1757a34 || >=94a7ad9283464b75b12516c5512541d467cefcf8 <f83ac8d30c43fd902af7c84c480f216157b60ef0 || 8c0ee15d9a102c732d0745566d254040085d5663 || 5edc3604151919da8da0fb092b71d7dce07d848a || 9c7fba9503b826f0c061d136f8f0c9f953ed18b9 || ccb5392c4fea0e7d9f7ab35567e839d74cb3998b || >=5.4.229 <5.4.296 || >=5.10.163 <5.10.239 || >=5.15.86 <5.15.186 || >=6.1.2 <6.1.142 || >=4.9.337 <4.10 || >=4.14.303 <4.15 || >=4.19.270 <4.20 || >=6.0.16 <6.1 | 57597d8db5bbda618ba2145b7e8a7e6f01b6a27e, 635cea4f44c1ddae208666772c164eab5a6bce39, 89b5ab822bf69867c3951dd0eb34b0314c38966b, 5d89aa42534723400fefd46e26e053b9c382b4ee, f6b1b0f8ba0b61d8b511df5649d57235f230c135, 00da1c767a6567e56f23dda586847586868ac064, c56398885716d97ee9bcadb2bc9663a8c1757a34, f83ac8d30c43fd902af7c84c480f216157b60ef0, 5.4.296, 5.10.239, 5.15.186, 6.1.142, 4.10, 4.15, 4.20, 6.1 |
| Linux/Linuxgeneric | 6.2 | Not reported |
Published upstream
Jul 4, 2025
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 5, 2026
In the Linux kernel, the following vulnerability has been resolved: media: vivid: Change the siize of the composing syzkaller found a bug: BUG: KASAN: vmalloc-out-of-bounds in tpg_fill_plane_pattern drivers/media/common/v4l2-tpg/v4l2-tpg-core.c:2608 [inline] BUG: KASAN: vmalloc-out-of-bounds in tpg_fill_plane_buffer+0x1a9c/0x5af0 drivers/media/common/v4l2-tpg/v4l2-tpg-core.c:2705 Write of size 1440 at addr ffffc9000d0ffda0 by task vivid-000-vid-c/5304 CPU: 0 UID: 0 PID: 5304 Comm: vivid-000-vid-c Not tainted 6.14.0-rc2-syzkaller-00039-g09fbf3d50205 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: <TASK> __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:378 [inline] 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 [inline] tpg_fill_plane_buffer+0x1a9c/0x5af0 drivers/media/common/v4l2-tpg/v4l2-tpg-core.c:2705 vivid_fillbuff drivers/media/test-drivers/vivid/vivid-kthread-cap.c:470 [inline] vivid_thread_vid_cap_tick+0xf8e/0x60d0 drivers/media/test-drivers/vivid/vivid-kthread-cap.c:629 vivid_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> The composition size cannot be larger than the size of fmt_cap_rect. So execute v4l2_rect_map_inside() even if has_compose_cap == 0.
Quoted source text, attributed separately from HOL analysis.