Ubuntu Security Notice USN-541-1
13th November, 2007
emacs22 vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 7.10
Software description
- emacs22
Details
Drake Wilson discovered that Emacs did not correctly handle the safe
mode of "enable-local-variables". If a user were tricked into opening
a specially crafted file while "enable-local-variables" was set to the
non-default ":safe", a remote attacker could execute arbitrary commands
with the user's privileges.
Update instructions
The problem can be corrected by updating your system to the following package version:
- Ubuntu 7.10:
- emacs22 22.1-0ubuntu5.1
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system upgrade is sufficient to effect the
necessary changes.