USN-1717-1: PostgreSQL vulnerability

12 February 2013

postgresql-8.3, postgresql-8.4, postgresql-9.1 vulnerability

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

  • Ubuntu 12.10
  • Ubuntu 12.04 LTS
  • Ubuntu 11.10
  • Ubuntu 10.04 LTS
  • Ubuntu 8.04 LTS

Summary

PostgreSQL could be made to crash if it received specially crafted input.

Software Description

  • postgresql-9.1 - Object-relational SQL database
  • postgresql-8.4 - Object-relational SQL database
  • postgresql-8.3 - Object-relational SQL database

Details

Sumit Soni discovered that PostgreSQL incorrectly handled calling a certain internal function with invalid arguments. An authenticated attacker could use this issue to cause PostgreSQL to crash, resulting in a denial of service.

Update instructions

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

Ubuntu 12.10
postgresql-9.1 - 9.1.8-0ubuntu12.10
Ubuntu 12.04 LTS
postgresql-9.1 - 9.1.8-0ubuntu12.04
Ubuntu 11.10
postgresql-9.1 - 9.1.8-0ubuntu11.10
Ubuntu 10.04 LTS
postgresql-8.4 - 8.4.16-0ubuntu10.04
Ubuntu 8.04 LTS
postgresql-8.3 - 8.3.23-0ubuntu8.04

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

This update uses a new upstream release, which includes additional bug fixes. In general, a standard system update will make all the necessary changes.

References