Topic

Updated libwmf packages that fix a security flaw are now available for Red
Hat Enterprise Linux 4.

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

Description

Libwmf is a library for reading and converting Windows MetaFile vector
graphics (WMF). Libwmf is used by packages such as The GIMP and ImageMagick.

An integer overflow flaw was discovered in libwmf. An attacker could
create a carefully crafted WMF flaw that could execute arbitrary code if
opened by a victim. (CVE-2006-3376).

Users of libwmf should update to these packages which contain a backported
security patch to correct this issue.

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 Workstation 4 x86_64
• Red Hat Enterprise Linux Workstation 4 ia64
• Red Hat Enterprise Linux Workstation 4 i386
• Red Hat Enterprise Linux Desktop 4 x86_64
• Red Hat Enterprise Linux Desktop 4 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 Power, big endian 4 ppc

Fixes

• BZ - 198290 - CVE-2006-3376 libwmf integer overflow

CVEs

• CVE-2006-3376

References

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