USN-3185-1: libXpm vulnerability

1 February 2017

libxpm vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 16.10
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS
  • Ubuntu 12.04 LTS

Summary

libXpm could be made to crash or run programs if it opened a specially crafted file.

Software Description

  • libxpm - X11 pixmap library

Details

It was discovered that libXpm incorrectly handled certain XPM files. If a user or automated system were tricked into opening a specially crafted XPM file, a remote attacker could use this issue to cause libXpm to crash, resulting in a denial of service, or possibly execute arbitrary code.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 16.10
libxpm4 - 1:3.5.11-1ubuntu0.16.10.1
Ubuntu 16.04 LTS
libxpm4 - 1:3.5.11-1ubuntu0.16.04.1
Ubuntu 14.04 LTS
libxpm4 - 1:3.5.10-1ubuntu0.1
Ubuntu 12.04 LTS
libxpm4 - 1:3.5.9-4ubuntu0.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

After a standard system update you need to restart your session to make all the necessary changes.

References