This issue did not affect the versions of squid as shipped with Red Hat Enterprise Linux 4 and 5 as they did not include IPv6 support. This issue was introduced with the addition of IPv6 support in Squid 3.1 (in the changes made to the idnsGrokReply function).
CVSS v2 metrics
NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.
|Access Vector||Adjacent Network|
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Red Hat Security Errata
|Red Hat Enterprise Linux 6 (squid)||RHSA-2011:1791||2011-12-06|
Affected Packages State
|Red Hat Enterprise Linux 5||squid||Not affected|
|Red Hat Enterprise Linux 4||squid||Not affected|