USN-691-1: Ruby vulnerability

16 December 2008

ruby1.9 vulnerability

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

  • Ubuntu 8.10

Software Description

  • ruby1.9

Details

Laurent Gaffie discovered that Ruby did not properly check for memory allocation failures. If a user or automated system were tricked into running a malicious script, an attacker could cause a denial of service. (CVE-2008-3443)

This update also fixes a regression in the upstream patch previously applied to fix CVE-2008-3790. The regression would cause parsing of some XML documents to fail.

Update instructions

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

Ubuntu 8.10
ruby1.9 - 1.9.0.2-7ubuntu1.1

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.

References