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CentOS.Security.libwmf.Update.CESA.2009.0457

Release Date

Apr 23, 2010

Severity

medium

Impact

Successful exploitation of this vulnerability may allow context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted WMF file.

Description

libwmf is a library for reading and converting Windows Metafile Format (WMF) vector graphics. libwmf is a library for reading and converting Windows Metafile Format (WMF) vector graphics. libwmf is used by applications such as GIMP and ImageMagick.

The following vulnerability has been discovered:
- CVE-2009-1364
A pointer use-after-free flaw was found in the GD graphics library embedded in libwmf. An attacker could create a specially-crafted WMF file that would cause an application using libwmf to crash or, potentially, execute arbitrary code as the user running the application when opened by a victim.

Note: This flaw is specific to the GD graphics library embedded in libwmf. It does not affect the GD graphics library from the "gd" packages, or applications using it.

Affected Products

Recommended Actions

All users of libwmf are advised to upgrade to the updated packages (refer to CentOS advisory
CentOS 4 ia64 http://lists.centos.org/pipermail/centos-announce/2009-May/015841.html
CentOS 4 s390 http://lists.centos.org/pipermail/centos-announce/2009-May/015843.html
CentOS 5 i386 http://lists.centos.org/pipermail/centos-announce/2009-May/015871.html
CentOS 5 x86_64 http://lists.centos.org/pipermail/centos-announce/2009-May/015872.html
CentOS 4 i386 http://lists.centos.org/pipermail/centos-announce/2009-May/015922.html
CentOS 4 x86_64 http://lists.centos.org/pipermail/centos-announce/2009-May/015923.html ), which contain a backported patch to correct the issue. After installing the update, all applications using libwmf must be restarted for the update to take effect.


Coverage

IPS
VCM

Common Vulnerabilities and Exposures (CVE)

CVE-2009-1364

Reference: VID-21269