CVE-2025-38461

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Source
https://cve.org/CVERecord?id=CVE-2025-38461
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-38461.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2025-38461
Downstream
Related
Published
2025-07-25T15:27:39.322Z
Modified
2026-03-12T02:17:50.487809Z
Summary
vsock: Fix transport_* TOCTOU
Details

In the Linux kernel, the following vulnerability has been resolved:

vsock: Fix transport_* TOCTOU

Transport assignment may race with module unload. Protect new_transport from becoming a stale pointer.

This also takes care of an insecure call in vsockuselocal_transport(); add a lockdep assert.

BUG: unable to handle page fault for address: fffffbfff8056000 Oops: Oops: 0000 [#1] SMP KASAN RIP: 0010:vsockassigntransport+0x366/0x600 Call Trace: vsock_connect+0x59c/0xc40 __sys_connect+0xe8/0x100 __x64sysconnect+0x6e/0xc0 dosyscall64+0x92/0x1c0 entrySYSCALL64afterhwframe+0x4b/0x53

Database specific 
{
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38461.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
c0cfa2d8a788fcf45df5bf4070ab2474c88d543a
Fixed
8667e8d0eb46bc54fdae30ba2f4786407d3d88eb
Fixed
36a439049b34cca0b3661276049b84a1f76cc21a
Fixed
9ce53e744f18e73059d3124070e960f3aa9902bf
Fixed
9d24bb6780282b0255b9929abe5e8f98007e2c6e
Fixed
ae2c712ba39c7007de63cb0c75b51ce1caaf1da5
Fixed
7b73bddf54777fb62d4d8c7729d0affe6df04477
Fixed
687aa0c5581b8d4aa87fd92973e4ee576b550cdf

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-38461.json"