Ubuntu 12.10: 1770-1 Critical Advisory on Perl Denial of Service

ubuntu

March 19, 2013

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

Summary

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

input.

Software Description:

- 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.

Topics Covered

security advisory denial of service critical software update perl ubuntu

Update Instructions

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

Ubuntu 12.10:
  perl                            5.14.2-13ubuntu0.2

Ubuntu 12.04 LTS:
  perl                            5.14.2-6ubuntu2.3

Ubuntu 11.10:
  perl                            5.12.4-4ubuntu0.2

Ubuntu 10.04 LTS:
  perl                            5.10.1-8ubuntu2.3

Ubuntu 8.04 LTS:
  perl                            5.8.8-12ubuntu0.8

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