RHSA-2007:0932 - Security Advisory

Topic

Updated pwlib packages that fix a security issue are now available for Red
Hat Enterprise Linux 5.

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

Description

PWLib is a library used to support cross-platform applications.

In Red Hat Enterprise Linux 5, the Ekiga teleconferencing application uses
PWLib.

A memory management flaw was discovered in PWLib. An attacker could use this
flaw to crash an application, such as Ekiga, which is linked with pwlib
(CVE-2007-4897).

Users should upgrade to these updated packages which contain a backported
patch to correct this issue.

Solution

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

This update is available via Red Hat Network. Details on how to use
the Red Hat Network to apply this update are available at
http://kbase.redhat.com/faq/FAQ_58_10188

Affected Products

• Red Hat Enterprise Linux Server 5 x86_64
• Red Hat Enterprise Linux Server 5 i386
• Red Hat Enterprise Linux Workstation 5 x86_64
• Red Hat Enterprise Linux Workstation 5 i386
• Red Hat Enterprise Linux Desktop 5 x86_64
• Red Hat Enterprise Linux Desktop 5 i386
• Red Hat Enterprise Linux Server from RHUI 5 x86_64
• Red Hat Enterprise Linux Server from RHUI 5 i386

Fixes

• BZ - 292831 - CVE-2007-4897 ekiga GetHostAddress remote DoS

CVEs

• CVE-2007-4897

References

• http://www.redhat.com/security/updates/classification/#moderate