CVE-2022-48945 (GCVE-0-2022-48945)
Vulnerability from cvelistv5
Published
2024-09-23 09:46
Modified
2026-05-11 18:50
Severity ?
VLAI Severity ?
EPSS score ?
Summary
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.
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Linux | Linux |
Version: ef834f7836ec0502f49f20bbc42f1240577a9c83 Version: ef834f7836ec0502f49f20bbc42f1240577a9c83 Version: ef834f7836ec0502f49f20bbc42f1240577a9c83 Version: ef834f7836ec0502f49f20bbc42f1240577a9c83 Version: ef834f7836ec0502f49f20bbc42f1240577a9c83 Version: ef834f7836ec0502f49f20bbc42f1240577a9c83 Version: ef834f7836ec0502f49f20bbc42f1240577a9c83 Version: ef834f7836ec0502f49f20bbc42f1240577a9c83 Version: ef834f7836ec0502f49f20bbc42f1240577a9c83 |
||
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"descriptions": [
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"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: vivid: fix compose size exceed boundary\n\nsyzkaller found a bug:\n\n BUG: unable to handle page fault for address: ffffc9000a3b1000\n #PF: supervisor write access in kernel mode\n #PF: error_code(0x0002) - not-present page\n PGD 100000067 P4D 100000067 PUD 10015f067 PMD 1121ca067 PTE 0\n Oops: 0002 [#1] PREEMPT SMP\n CPU: 0 PID: 23489 Comm: vivid-000-vid-c Not tainted 6.1.0-rc1+ #512\n Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014\n RIP: 0010:memcpy_erms+0x6/0x10\n[...]\n Call Trace:\n \u003cTASK\u003e\n ? tpg_fill_plane_buffer+0x856/0x15b0\n vivid_fillbuff+0x8ac/0x1110\n vivid_thread_vid_cap_tick+0x361/0xc90\n vivid_thread_vid_cap+0x21a/0x3a0\n kthread+0x143/0x180\n ret_from_fork+0x1f/0x30\n \u003c/TASK\u003e\n\nThis is because we forget to check boundary after adjust compose-\u003eheight\nint V4L2_SEL_TGT_CROP case. Add v4l2_rect_map_inside() to fix this problem\nfor this case."
}
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"url": "https://git.kernel.org/stable/c/8c0ee15d9a102c732d0745566d254040085d5663"
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"url": "https://git.kernel.org/stable/c/5edc3604151919da8da0fb092b71d7dce07d848a"
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"url": "https://git.kernel.org/stable/c/9c7fba9503b826f0c061d136f8f0c9f953ed18b9"
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"url": "https://git.kernel.org/stable/c/54f259906039dbfe46c550011409fa16f72370f6"
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"url": "https://git.kernel.org/stable/c/2f558c5208b0f70c8140e08ce09fcc84da48e789"
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{
"url": "https://git.kernel.org/stable/c/94a7ad9283464b75b12516c5512541d467cefcf8"
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"title": "media: vivid: fix compose size exceed boundary",
"x_generator": {
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"cveId": "CVE-2022-48945",
"datePublished": "2024-09-23T09:46:40.851Z",
"dateReserved": "2024-08-22T01:27:53.624Z",
"dateUpdated": "2026-05-11T18:50:11.502Z",
"state": "PUBLISHED"
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"dataVersion": "5.2"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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