Description
Heap-based buffer overflow in the cache manager in the client in OpenAFS 1.0 through 1.4.8 and 1.5.0 through 1.5.58 on Unix platforms allows remote attackers to cause a denial of service (system crash) or possibly execute arbitrary code via an RX response containing more data than specified in a request, related to use of XDR arrays.
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 | 1.4.10+dfsg1-1 | — |
| Debian 12 | openafs | 1.4.10+dfsg1-1 | — |
| Debian 5.0 | openafs | 1.4.7.dfsg1-6+lenny1 | DSA-1768-1 |
| Debian 4.0 | openafs | 1.4.2-6etch2 | DSA-1768-1 |
Advisories 1
- DSA-1768-1 openafs - potential code execution Debian Security (DSA / DLA) · Mar 9, 2026
References
- ADV-2011-0117 vdb-entry
- http://www.openafs.org/security/OPENAFS-SA-2009-001.txt
- http://www.openafs.org/security/openafs-sa-2009-001.patch
- ADV-2009-0984 vdb-entry
- MDVSA-2009:099 vendor-advisory
- 34407 vdb-entry
- 34655 third-party-advisory
- DSA-1768 vendor-advisory
- GLSA-201101-05 vendor-advisory
- 34684 third-party-advisory
- 42896 third-party-advisory