USN-2099-1: Perl vulnerability

Ubuntu Security Notice USN-2099-1

5th February, 2014

perl vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 12.10
  • Ubuntu 12.04 LTS
  • Ubuntu 10.04 LTS

Summary

Perl could be made to run programs if it processed a specially crafted Locale::Maketext templates.

Software description

  • perl - Practical Extraction and Report Language

Details

It was discovered that Perl's Locale::Maketext module incorrectly handled
backslashes and fully qualified method names. An attacker could possibly
use this flaw to execute arbitrary code when an application used untrusted
templates.

Update instructions

The problem can be corrected by updating your system to the following package version:

Ubuntu 12.10:
perl-modules 5.14.2-13ubuntu0.3
Ubuntu 12.04 LTS:
perl-modules 5.14.2-6ubuntu2.4
Ubuntu 10.04 LTS:
perl-modules 5.10.1-8ubuntu2.4

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

In general, a standard system update will make all the necessary changes.

References

CVE-2012-6329