Description
The afs_linux_lock function in afs/LINUX/osi_vnodeops.c in the kernel module in OpenAFS 1.4.14, 1.4.12, 1.4.7, and possibly other versions does not properly handle errors, which allows attackers to cause a denial of service via unknown vectors. NOTE: some of these details are obtained from third party information.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 13 | openafs | 1.4.14+dfsg-1 | — |
| Debian 12 | openafs | 1.4.14+dfsg-1 | — |
| Debian 6.0 | openafs | 1.4.12.1+dfsg-4 | DSA-2168-1 |
| Debian 5.0 | openafs | 1.4.7.dfsg1-6+lenny4 | DSA-2168-1 |
Advisories 1
- DSA-2168-1 openafs - several Debian Security (DSA / DLA) · Mar 9, 2026
References
- 46428 vdb-entry
- DSA-2168 vendor-advisory
- ADV-2011-0410 vdb-entry
- 43371 third-party-advisory
- 1025095 vdb-entry
- ADV-2011-0411 vdb-entry
- 43407 third-party-advisory