CVE-2022-48945
media: vivid: fix compose size exceed boundary
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: media: vivid: fix compose size exceed boundary syzkaller found a bug: BUG: unable to handle page fault for address: ffffc9000a3b1000 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 100000067 P4D 100000067 PUD 10015f067 PMD 1121ca067 PTE 0 Oops: 0002 [#1] PREEMPT SMP CPU: 0 PID: 23489 Comm: vivid-000-vid-c Not tainted 6.1.0-rc1+ #512 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014 RIP: 0010:memcpy_erms+0x6/0x10 [...] Call Trace: <TASK> ? tpg_fill_plane_buffer+0x856/0x15b0 vivid_fillbuff+0x8ac/0x1110 vivid_thread_vid_cap_tick+0x361/0xc90 vivid_thread_vid_cap+0x21a/0x3a0 kthread+0x143/0x180 ret_from_fork+0x1f/0x30 </TASK> This is because we forget to check boundary after adjust compose->height int V4L2_SEL_TGT_CROP case. Add v4l2_rect_map_inside() to fix this problem for this case.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| LinuxCNA (assigner) | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.22% · top 88% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Affected products
- affected ef834f7836ec0502f49f20bbc42f1240577a9c83 – < 8c0ee15d9a102c732d0745566d254040085d5663
- affected ef834f7836ec0502f49f20bbc42f1240577a9c83 – < 5edc3604151919da8da0fb092b71d7dce07d848a
- affected ef834f7836ec0502f49f20bbc42f1240577a9c83 – < 9c7fba9503b826f0c061d136f8f0c9f953ed18b9
- affected ef834f7836ec0502f49f20bbc42f1240577a9c83 – < 54f259906039dbfe46c550011409fa16f72370f6
- affected ef834f7836ec0502f49f20bbc42f1240577a9c83 – < f9d19f3a044ca651b0be52a4bf951ffe74259b9f
- affected ef834f7836ec0502f49f20bbc42f1240577a9c83 – < ab54081a2843aefb837812fac5488cc8f1696142
- affected ef834f7836ec0502f49f20bbc42f1240577a9c83 – < ccb5392c4fea0e7d9f7ab35567e839d74cb3998b
- affected ef834f7836ec0502f49f20bbc42f1240577a9c83 – < 2f558c5208b0f70c8140e08ce09fcc84da48e789
- affected ef834f7836ec0502f49f20bbc42f1240577a9c83 – < 94a7ad9283464b75b12516c5512541d467cefcf8
- affected 3.18
- unaffected < 3.18
- unaffected 4.9.337 – ≤ 4.9.*
- unaffected 4.14.303 – ≤ 4.14.*
- unaffected 4.19.270 – ≤ 4.19.*
- unaffected 5.4.229 – ≤ 5.4.*
- unaffected 5.10.163 – ≤ 5.10.*
- unaffected 5.15.86 – ≤ 5.15.*
- unaffected 6.0.16 – ≤ 6.0.*
- unaffected 6.1.2 – ≤ 6.1.*
- unaffected 6.2 – ≤ *
References (9)
- https://git.kernel.org/stable/c/8c0ee15d9a102c732d0745566d254040085d5663 (opens in a new tab)
- https://git.kernel.org/stable/c/5edc3604151919da8da0fb092b71d7dce07d848a (opens in a new tab)
- https://git.kernel.org/stable/c/9c7fba9503b826f0c061d136f8f0c9f953ed18b9 (opens in a new tab)
- https://git.kernel.org/stable/c/54f259906039dbfe46c550011409fa16f72370f6 (opens in a new tab)
- https://git.kernel.org/stable/c/f9d19f3a044ca651b0be52a4bf951ffe74259b9f (opens in a new tab)
- https://git.kernel.org/stable/c/ab54081a2843aefb837812fac5488cc8f1696142 (opens in a new tab)
- https://git.kernel.org/stable/c/ccb5392c4fea0e7d9f7ab35567e839d74cb3998b (opens in a new tab)
- https://git.kernel.org/stable/c/2f558c5208b0f70c8140e08ce09fcc84da48e789 (opens in a new tab)
- https://git.kernel.org/stable/c/94a7ad9283464b75b12516c5512541d467cefcf8 (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-48945)Record last updated .