Ubuntu Security Notice USN-891-1
28th January, 2010
lintian vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 9.10
- Ubuntu 9.04
- Ubuntu 8.10
- Ubuntu 8.04 LTS
- Ubuntu 6.06 LTS
Software description
- lintian
Details
Raphael Geissert discovered that lintian did not correctly validate
certain filenames when processing input. If a user or an automated system
were tricked into running lintian on a specially crafted set of files,
a remote attacker could execute arbitrary code with user privileges.
Update instructions
The problem can be corrected by updating your system to the following package version:
- Ubuntu 9.10:
- lintian 2.2.17ubuntu1.1
- Ubuntu 9.04:
- lintian 2.2.5ubuntu1.1
- Ubuntu 8.10:
- lintian 1.24.3ubuntu0.1
- Ubuntu 8.04 LTS:
- lintian 1.23.46ubuntu0.1
- Ubuntu 6.06 LTS:
- lintian 1.23.16ubuntu2.1
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system upgrade is sufficient to effect the
necessary changes.