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Ubuntu Security Notice USN-2668-1
July 07, 2015

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

- Ubuntu 15.04
- Ubuntu 14.10

Summary:

HAProxy could be made to expose sensitive information over the network.

Software Description:
- haproxy: fast and reliable load balancing reverse proxy

Details:

It was discovered that HAProxy incorrectly handled certain buffers. A
remote attacker could possibly use this issue to obtain sensitive
information belonging to previous requests.

Update instructions:

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

Ubuntu 15.04:
  haproxy                         1.5.10-1ubuntu0.1

Ubuntu 14.10:
  haproxy                         1.5.4-1ubuntu2.1

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

References:
  http://www.ubuntu.com/usn/usn-2668-1
  CVE-2015-3281

Package Information:
  https://launchpad.net/ubuntu/+source/haproxy/1.5.10-1ubuntu0.1
  https://launchpad.net/ubuntu/+source/haproxy/1.5.4-1ubuntu2.1