1. Ubuntu Security Notices
  2. USN-1770-1

USN-1770-1: Perl vulnerability

Publication date

19 March 2013

Overview

Perl could be made to stop responding if it received specially crafted input.

Releases

Packages

  • perl - Practical Extraction and Report Language

Details

Yves Orton discovered that Perl incorrectly handled hashing when using
user-provided hash keys. An attacker could use this flaw to perform a
denial of service attack against software written in Perl.

Yves Orton discovered that Perl incorrectly handled hashing when using
user-provided hash keys. An attacker could use this flaw to perform a
denial of service attack against software written in Perl.

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
8.04 hardy perl –  5.8.8-12ubuntu0.8
12.10 quantal perl –  5.14.2-13ubuntu0.2
12.04 precise perl –  5.14.2-6ubuntu2.3
11.10 oneiric perl –  5.12.4-4ubuntu0.2
10.04 lucid perl –  5.10.1-8ubuntu2.3

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Get Ubuntu Pro

References

Have additional questions?

Talk to a member of the team ›