USN-533-1: util-linux vulnerability

Publication date

22 October 2007

Overview

util-linux vulnerability


Packages

Details

Ludwig Nussel discovered that mount and umount did not properly
drop privileges when using helper programs. Local attackers may be
able to bypass security restrictions and gain root privileges using
programs such as mount.nfs or mount.cifs.

Ludwig Nussel discovered that mount and umount did not properly
drop privileges when using helper programs. Local attackers may be
able to bypass security restrictions and gain root privileges using
programs such as mount.nfs or mount.cifs.

Update instructions

In general, a standard system upgrade is sufficient 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 mount –  2.12r-17ubuntu2.1
6.10 edgy mount –  2.12r-11ubuntu2.1
6.06 dapper mount –  2.12r-4ubuntu6.1

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