Ubuntu Update for squid vulnerability USN-904-1

Summary
Ubuntu Update for Linux kernel vulnerabilities USN-904-1
Solution
Please Install the Updated Packages.
Insight
It was discovered that Squid incorrectly handled certain malformed packets received on the HTCP port. A remote attacker could exploit this with a specially-crafted packet and cause Squid to crash, resulting in a denial of service.
Affected
squid vulnerability on Ubuntu 8.04 LTS , Ubuntu 8.10 , Ubuntu 9.04 , Ubuntu 9.10