USN-504-1: Emacs vulnerability

28 August 2007

Emacs vulnerability

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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.

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 7.04
Ubuntu 6.10
Ubuntu 6.06

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

References

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Further reading