Quake 3 engine based games: Buffer Overflow

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Updated May 10, 2006

1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 200605-12 / quake
Release Date May 10, 2006
Latest Revision May 10, 2006: 01
Impact normal
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
games-fps/quake3-bin < 1.32c >= 1.32c All supported architectures
games-fps/rtcw < 1.41b >= 1.41b All supported architectures
games-fps/enemy-territory < 2.60b >= 2.60b All supported architectures

Related bugreports: #132377

Synopsis

The Quake 3 engine has a vulnerability that could be exploited to execute arbitrary code.

2.  Impact Information

Background

Quake 3 is a multiplayer first person shooter.

Description

landser discovered a vulnerability within the "remapShader" command. Due to a boundary handling error in "remapShader", there is a possibility of a buffer overflow.

Impact

An attacker could set up a malicious game server and entice users to connect to it, potentially resulting in the execution of arbitrary code with the rights of the game user.

3.  Resolution Information

Workaround

Do not connect to untrusted game servers.

Resolution

All Quake 3 users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=games-fps/quake3-bin-1.32c"

All RTCW users should upgrade to the latest version:

Code Listing 3.2: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=games-fps/rtcw-1.41b"

All Enemy Territory users should upgrade to the latest version:

Code Listing 3.3: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=games-fps/enemy-territory-2.60b"

4.  References