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USN-2080-1: Memcached vulnerabilities

13 January 2014

Several security issues were fixed in Memcached.

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Releases

Packages

  • memcached - A high-performance memory object caching system

Details

Stefan Bucur discovered that Memcached incorrectly handled certain large
body lengths. A remote attacker could use this issue to cause Memcached to
crash, resulting in a denial of service. (CVE-2011-4971)

Jeremy Sowden discovered that Memcached incorrectly handled logging certain
details when the -vv option was used. An attacker could use this issue to
cause Memcached to crash, resulting in a denial of service. (CVE-2013-0179)

It was discovered that Memcached incorrectly handled SASL authentication.
A remote attacker could use this issue to bypass SASL authentication
completely. This issue only affected Ubuntu 12.10, Ubuntu 13.04 and Ubuntu
13.10. (CVE-2013-7239)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 13.10
Ubuntu 13.04
Ubuntu 12.10
Ubuntu 12.04

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