CVE-2022-48945

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Source
https://cve.org/CVERecord?id=CVE-2022-48945
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-48945.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2022-48945
Downstream
Related
Published
2024-09-23T09:46:40.851Z
Modified
2026-03-20T12:22:02.330494Z
Summary
media: vivid: fix compose size exceed boundary
Details

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: errorcode(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:memcpyerms+0x6/0x10 [...] Call Trace: <TASK> ? tpgfillplanebuffer+0x856/0x15b0 vividfillbuff+0x8ac/0x1110 vividthreadvidcaptick+0x361/0xc90 vividthreadvidcap+0x21a/0x3a0 kthread+0x143/0x180 retfrom_fork+0x1f/0x30 </TASK>

This is because we forget to check boundary after adjust compose->height int V4L2SELTGTCROP case. Add v4l2rectmapinside() to fix this problem for this case.

Database specific 
{
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48945.json"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
ef834f7836ec0502f49f20bbc42f1240577a9c83
Fixed
8c0ee15d9a102c732d0745566d254040085d5663
Fixed
5edc3604151919da8da0fb092b71d7dce07d848a
Fixed
9c7fba9503b826f0c061d136f8f0c9f953ed18b9
Fixed
54f259906039dbfe46c550011409fa16f72370f6
Fixed
f9d19f3a044ca651b0be52a4bf951ffe74259b9f
Fixed
ab54081a2843aefb837812fac5488cc8f1696142
Fixed
ccb5392c4fea0e7d9f7ab35567e839d74cb3998b
Fixed
2f558c5208b0f70c8140e08ce09fcc84da48e789
Fixed
94a7ad9283464b75b12516c5512541d467cefcf8

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-48945.json"