Squid is a full-featured Web proxy cache designed to run on Unix systems. It supports proxying and caching of HTTP, FTP, and other URLs, as well as SSL support, cache hierarchies, transparent caching, access control lists and many other features.
Multiple vulnerabilities have been discovered in Squid. Please review the CVE identifiers referenced below for details.
An attacker can possibly execute arbitrary code or create a Denial of Service condition.
There is no known workaround at this time.
All Squid users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=net-proxy/squid-3.5.19"