USN-2422-1: Squid vulnerabilities
25 November 2014
squid3 vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.10
- Ubuntu 14.04 LTS
Summary
Squid could be made to crash if it received specially crafted network traffic.
Software Description
- squid3 - Web proxy cache server
Details
Sebastian Krahmer discovered that the Squid pinger incorrectly handled certain malformed ICMP packets. A remote attacker could possibly use this issue to cause Squid to crash, resulting in a denial of service.
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 14.10
- squid3 - 3.3.8-1ubuntu8.1
- Ubuntu 14.04 LTS
- squid3 - 3.3.8-1ubuntu6.2
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.