CVE-2022-48945: media: vivid: fix compose size exceed boundary
Vulnerability summary
CVE-2022-48945 is a high (CVSS 7.8) vulnerability in linux. EPSS estimates a 0.22% chance of exploitation in the next 30 days, higher than 12% of scored vulnerabilities.
Not severe (CVSS 7.8, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 11 · Related 11Timeline
- 23-09-2024PublishedVulnerability first disclosed.
- 05-08-2026Last modifiedVulnerability information updated.
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.
CVSS metrics
5 scores · 4 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HDiffers
- NVDNIST5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HDiffers
EPSS trend
Probability
0.22%
Chance of exploitation in the next 30 days
Percentile
12%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.22% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu112 products
- linuxAll versions (No fix recorded) | < 4.15.0-208.220 | < 5.4.0-144.161 | < 5.15.0-69.76
- linux-allwinner-5.19All versions (No fix recorded)
- linux-awsAll versions (No fix recorded) | < 4.15.0-1153.166 | < 5.4.0-1097.105 | < 5.15.0-1033.37
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ ef834f7836ec0502f49f20bbc42f1240577a9c83, < 8c0ee15d9a102c732d0745566d254040085d5663 | ≥ ef834f7836ec0502f49f20bbc42f1240577a9c83, < 5edc3604151919da8da0fb092b71d7dce07d848a | ≥ ef834f7836ec0502f49f20bbc42f1240577a9c83, < 9c7fba9503b826f0c061d136f8f0c9f953ed18b9 | ≥ ef834f7836ec0502f49f20bbc42f1240577a9c83, < 54f259906039dbfe46c550011409fa16f72370f6 | ≥ ef834f7836ec0502f49f20bbc42f1240577a9c83, < f9d19f3a044ca651b0be52a4bf951ffe74259b9f | ≥ ef834f7836ec0502f49f20bbc42f1240577a9c83, < ab54081a2843aefb837812fac5488cc8f1696142 | ≥ ef834f7836ec0502f49f20bbc42f1240577a9c83, < ccb5392c4fea0e7d9f7ab35567e839d74cb3998b | ≥ ef834f7836ec0502f49f20bbc42f1240577a9c83, < 2f558c5208b0f70c8140e08ce09fcc84da48e789 | ≥ ef834f7836ec0502f49f20bbc42f1240577a9c83, < 94a7ad9283464b75b12516c5512541d467cefcf8 | 3.18
- linux_kernel≥ 3.18, < 4.9.337 | ≥ 4.10, < 4.14.303 | ≥ 4.15, < 4.19.270 | ≥ 4.20, < 5.4.229 | ≥ 5.5, < 5.10.163 | ≥ 5.11, < 5.15.86 | ≥ 5.16, < 6.0.16 | ≥ 6.1, < 6.1.2
Debian1 product
- linux< 6.1.4-1
3 vendors · 115 products
