USN-1467-1: MySQL vulnerabilities

Ubuntu Security Notice USN-1467-1

11th June, 2012

mysql-5.1, mysql-5.5, mysql-dfsg-5.0, mysql-dfsg-5.1 vulnerabilities

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

  • Ubuntu 12.04 LTS
  • Ubuntu 11.10
  • Ubuntu 11.04
  • Ubuntu 10.04 LTS
  • Ubuntu 8.04 LTS


Several security issues were fixed in MySQL.

Software description

  • mysql-5.1 - MySQL database
  • mysql-5.5 - MySQL database
  • mysql-dfsg-5.0 - MySQL database
  • mysql-dfsg-5.1 - MySQL database


It was discovered that certain builds of MySQL incorrectly handled password
authentication on certain platforms. A remote attacker could use this issue
to authenticate with an arbitrary password and establish a connection.

MySQL has been updated to 5.5.24 in Ubuntu 12.04 LTS. Ubuntu 10.04 LTS,
Ubuntu 11.04 and Ubuntu 11.10 have been updated to MySQL 5.1.63. A patch to
fix the issue was backported to the version of MySQL in Ubuntu 8.04 LTS.

In addition to additional security fixes, the updated packages contain bug
fixes, new features, and possibly incompatible changes.

Please see the following for more information:

Update instructions

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

Ubuntu 12.04 LTS:
mysql-server-5.5 5.5.24-0ubuntu0.12.04.1
Ubuntu 11.10:
mysql-server-5.1 5.1.63-0ubuntu0.11.10.1
Ubuntu 11.04:
mysql-server-5.1 5.1.63-0ubuntu0.11.04.1
Ubuntu 10.04 LTS:
mysql-server-5.1 5.1.63-0ubuntu0.10.04.1
Ubuntu 8.04 LTS:
mysql-server-5.0 5.0.96-0ubuntu3

To update your system, please follow these instructions:

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