CVE-2012-5638

low

Published 2012-12-20 · Modified 2026-04-29

CVSS v3

—

CVSS v2

3.6

VIR risk

3.6

Description

The setup_logging function in log.h in SANLock uses world-writable permissions for /var/log/sanlock.log, which allows local users to overwrite the file content or bypass intended disk-quota restrictions via standard filesystem write operations.

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2012-5638

OS impact

OS	Version	Status	Fixed in
debian	bookworm	fixed	`2.2-2`
debian	bullseye	fixed	`2.2-2`
debian	forky	fixed	`2.2-2`
debian	sid	fixed	`2.2-2`
debian	trixie	fixed	`2.2-2`

Application impact

Vendor	Product	Versions	Fixed
ovirt	sanlock	`-`

References

http://rhn.redhat.com/errata/RHSA-2013-0691.html
https://bugzilla.redhat.com/show_bug.cgi?id=887010
https://security-tracker.debian.org/tracker/CVE-2012-5638

CWEs

CWE-264

Verify integrity in audit chain (admin only). AS-IS.