X.org: libXpm vulnerability

Security Team  Contact Address

Updated March 12, 2005

1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 200503-15 / X.org
Release Date March 12, 2005
Latest Revision March 12, 2005: 02
Impact normal
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
x11-base/xorg-x11 < 6.8.2-r1 revision >= 6.8.0-r5, >= 6.8.2-r1 All supported architectures

Related bugreports: #83598

Synopsis

A new vulnerability has been discovered in libXpm, which is included in X.org, that can potentially lead to remote code execution.

2.  Impact Information

Background

libXpm is a pixmap manipulation library for the X Window System, included in X.org.

Description

Chris Gilbert has discovered potentially exploitable buffer overflow cases in libXpm that weren't fixed in previous libXpm versions.

Impact

A carefully-crafted XPM file could crash X.org, potentially allowing the execution of arbitrary code with the privileges of the user running the application.

3.  Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All X.org users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose x11-base/xorg-x11

4.  References