Description
The Debian apache2ctl script in the apache2 package squeeze before 2.2.16-6+squeeze11, wheezy before 2.2.22-13, and sid before 2.2.22-13 for the Apache HTTP Server on Debian GNU/Linux does not properly create the /var/lock/apache2 lock directory, which allows local users to gain privileges via an unspecified symlink attack.
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 14 | apache2 | 2.2.22-13 | — |
| Debian 13 | apache2 | 2.2.22-13 | — |
| Debian 12 | apache2 | 2.2.22-13 | — |
| Debian 6.0 | apache2 | 2.2.16-6+squeeze11 | DSA-2637-1 |
Advisories 1
- DSA-2637-1 apache2 - several Debian Security (DSA / DLA) · Mar 9, 2026