Description
Integer overflow in ptserver in OpenAFS before 1.6.2 allows remote attackers to cause a denial of service (crash) via a large list from the IdToName RPC, which triggers a heap-based buffer overflow.
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 | 1.6.1-3 | — |
| Debian 12 | openafs | 1.6.1-3 | — |
| Debian 6.0 | openafs | 1.4.12.1+dfsg-4+squeeze1 | DSA-2638-1 |
Advisories 1
- DSA-2638-1 openafs - buffer overflow Debian Security (DSA / DLA) · Mar 9, 2026
References
- 52480 third-party-advisory
- openafs-ptserver-overflow(82585) vdb-entry
- 52342 third-party-advisory
- DSA-2638 vendor-advisory
- 58300 vdb-entry
- http://www.openafs.org/pages/security/OPENAFS-SA-2013-002.txt
- MDVSA-2014:244 vendor-advisory