RHSA-2006:0204 - Security Advisory

Topic

An updated mailman package that fixes two security issues is now available
for Red Hat Enterprise Linux 3 and 4.

This update has been rated as having moderate security impact by the Red
Hat Security Response Team.

Description

Mailman is software to help manage email discussion lists.

A flaw in handling of UTF8 character encodings was found in Mailman. An
attacker could send a carefully crafted email message to a mailing list run
by Mailman which would cause that particular mailing list to stop working.
The Common Vulnerabilities and Exposures project assigned the name
CVE-2005-3573 to this issue.

A flaw in date handling was found in Mailman version 2.1.4 through 2.1.6.
An attacker could send a carefully crafted email message to a mailing list
run by Mailman which would cause the Mailman server to crash. (CVE-2005-4153).

Users of Mailman should upgrade to this updated package, which contains
backported patches to correct these issues.

Solution

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

This update is available via Red Hat Network. To use Red Hat Network,
launch the Red Hat Update Agent with the following command:

up2date

This will start an interactive process that will result in the appropriate
RPMs being upgraded on your system.

Affected Products

• Red Hat Enterprise Linux Server 4 x86_64
• Red Hat Enterprise Linux Server 4 ia64
• Red Hat Enterprise Linux Server 4 i386
• Red Hat Enterprise Linux Server 3 x86_64
• Red Hat Enterprise Linux Server 3 ia64
• Red Hat Enterprise Linux Server 3 i386
• Red Hat Enterprise Linux Workstation 4 x86_64
• Red Hat Enterprise Linux Workstation 4 ia64
• Red Hat Enterprise Linux Workstation 4 i386
• Red Hat Enterprise Linux Workstation 3 x86_64
• Red Hat Enterprise Linux Workstation 3 ia64
• Red Hat Enterprise Linux Workstation 3 i386
• Red Hat Enterprise Linux Desktop 4 x86_64
• Red Hat Enterprise Linux Desktop 4 i386
• Red Hat Enterprise Linux Desktop 3 x86_64
• Red Hat Enterprise Linux Desktop 3 i386
• Red Hat Enterprise Linux for IBM z Systems 4 s390x
• Red Hat Enterprise Linux for IBM z Systems 4 s390
• Red Hat Enterprise Linux for IBM z Systems 3 s390x
• Red Hat Enterprise Linux for IBM z Systems 3 s390
• Red Hat Enterprise Linux for Power, big endian 4 ppc
• Red Hat Enterprise Linux for Power, big endian 3 ppc

Fixes

• BZ - 173139 - CVE-2005-3573 Mailman Denial of Service
• BZ - 176089 - CVE-2005-4153 Mailman DOS

CVEs

• CVE-2005-4153
• CVE-2005-3573

References

(none)