1. Ubuntu Security Notices
  2. USN-504-1

USN-504-1: Emacs vulnerability

Publication date

28 August 2007

Overview

Emacs vulnerability

Releases

Packages

Details

Hendrik Tews discovered that emacs21 did not correctly handle certain
GIF images. By tricking a user into opening a specially crafted GIF,
a remote attacker could cause emacs21 to crash, resulting in a denial
of service.

Hendrik Tews discovered that emacs21 did not correctly handle certain
GIF images. By tricking a user into opening a specially crafted GIF,
a remote attacker could cause emacs21 to crash, resulting in a denial
of service.

Update instructions

After a standard system upgrade you need to restart emacs to effect the necessary changes.

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
7.04 feisty emacs21 –  21.4a+1-2ubuntu1.1
emacs21-nox –  21.4a+1-2ubuntu1.1
6.10 edgy emacs21 –  21.4a-6ubuntu2.1
emacs21-nox –  21.4a-6ubuntu2.1
6.06 dapper emacs21 –  21.4a-3ubuntu2.1
emacs21-nox –  21.4a-3ubuntu2.1

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References

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