Joshua Morin, Mikko Varpiola and Jukka Taimisto discovered that Squid did not properly validate the HTTP version when processing requests. A remote attacker could exploit this to cause a denial of service (assertion failure).
The problem can be corrected by updating your system to the following package versions:
25 February 2009
A security issue affects these releases of Ubuntu and its derivatives:
Joshua Morin, Mikko Varpiola and Jukka Taimisto discovered that Squid did not properly validate the HTTP version when processing requests. A remote attacker could exploit this to cause a denial of service (assertion failure).
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system upgrade is sufficient to effect the necessary changes.
Vulmon