Ubuntu Security Notice USN-552-1
4th December, 2007
perl vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 7.10
- Ubuntu 7.04
- Ubuntu 6.10
- Ubuntu 6.06 LTS
Software description
- perl
Details
It was discovered that Perl's regular expression library did not correctly
handle certain UTF sequences. If a user or automated system were tricked
into running a specially crafted regular expression, a remote attacker
could crash the application or possibly execute arbitrary code with
user privileges.
Update instructions
The problem can be corrected by updating your system to the following package version:
- Ubuntu 7.10:
- libperl5.8 5.8.8-7ubuntu3.1
- Ubuntu 7.04:
- libperl5.8 5.8.8-7ubuntu0.1
- Ubuntu 6.10:
- libperl5.8 5.8.8-6ubuntu0.1
- Ubuntu 6.06 LTS:
- libperl5.8 5.8.7-10ubuntu1.1
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.