Resource Management Errors Affecting squid package, versions <7:3.1.10-1.el6_2.1


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
93.83% (100th percentile)

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  • Snyk IDSNYK-RHEL6-SQUID-1435950
  • published26 Jul 2021
  • disclosed6 Jun 2011

Introduced: 6 Jun 2011

CVE-2011-4096  (opens in a new tab)
CWE-399  (opens in a new tab)

How to fix?

Upgrade RHEL:6 squid to version 7:3.1.10-1.el6_2.1 or higher.
This issue was patched in RHSA-2011:1791.

NVD Description

Note: Versions mentioned in the description apply only to the upstream squid package and not the squid package as distributed by RHEL. See How to fix? for RHEL:6 relevant fixed versions and status.

The idnsGrokReply function in Squid before 3.1.16 does not properly free memory, which allows remote attackers to cause a denial of service (daemon abort) via a DNS reply containing a CNAME record that references another CNAME record that contains an empty A record.

CVSS Scores

version 3.1