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USN-901-1: Squid vulnerabilities

16 February 2010

Squid vulnerabilities

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Releases

Packages

Details

It was discovered that Squid incorrectly handled certain auth headers. A
remote attacker could exploit this with a specially-crafted auth header
and cause Squid to go into an infinite loop, resulting in a denial of
service. This issue only affected Ubuntu 8.10, 9.04 and 9.10.
(CVE-2009-2855)

It was discovered that Squid incorrectly handled certain DNS packets. A
remote attacker could exploit this with a specially-crafted DNS packet
and cause Squid to crash, resulting in a denial of service. (CVE-2010-0308)

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 9.10
Ubuntu 9.04
Ubuntu 8.10
Ubuntu 8.04
Ubuntu 6.06

In general, a standard system upgrade is sufficient to effect the
necessary changes.