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Ubuntu: Security update for PostgreSQL

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.

Updated packages are available from security.ubuntu.com.

Ubuntu Security Notice USN-1717-1
February 12, 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

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:
 http://www.ubuntu.com/usn/usn-1717-1
 CVE-2013-0255

Package Information:
 https://launchpad.net/ubuntu/+source/postgresql-9.1/9.1.8-0ubuntu12.10
 https://launchpad.net/ubuntu/+source/postgresql-9.1/9.1.8-0ubuntu12.04
 https://launchpad.net/ubuntu/+source/postgresql-9.1/9.1.8-0ubuntu11.10
 https://launchpad.net/ubuntu/+source/postgresql-8.4/8.4.16-0ubuntu10.04
 https://launchpad.net/ubuntu/+source/postgresql-8.3/8.3.23-0ubuntu8.04
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