Ubuntu Security Notice USN-2617-3
27th May, 2015
ntfs-3g vulnerability
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 15.04
Summary
NTFS-3G could be made to overwrite files as the administrator.
Software description
- ntfs-3g
– read/write NTFS driver for FUSE
Details
USN-2617-1 fixed a vulnerability in NTFS-3G. The original patch did not
completely address the issue. This update fixes the problem.
Original advisory details:
Tavis Ormandy discovered that FUSE incorrectly filtered environment
variables. A local attacker could use this issue to gain administrative
privileges.
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 15.04:
-
ntfs-3g
1:2014.2.15AR.3-1ubuntu0.2
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.