Red Hat Security Advisory 2014-1148-01 – Squid is a high-performance proxy caching server for web clients, supporting FTP, Gopher, and HTTP data objects. A flaw was found in the way Squid handled malformed HTTP Range headers. A remote attacker able to send HTTP requests to the Squid proxy could use this flaw to crash Squid. A buffer overflow flaw was found in Squid’s DNS lookup module. A remote attacker able to send HTTP requests to the Squid proxy could use this flaw to crash Squid.