Ubuntu Security Notice USN-2901-1
17th February, 2016
xdelta3 vulnerability
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 15.10
- Ubuntu 14.04 LTS
Summary
xdelta3 could be made to crash or run programs if it opened a specially
crafted file.
Software description
- xdelta3
– Diff utility which works with binary files
Details
It was discovered that xdelta3 incorrectly handled certain files. If a user
or automated system were tricked into processing a specially-crafted file,
a remote attacker could use this issue to cause xdelta3 to crash, resulting
in a denial of service, or possibly execute arbitrary code.
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 15.10:
-
xdelta3
3.0.8-dfsg-1ubuntu0.15.10.2
- Ubuntu 14.04 LTS:
-
xdelta3
3.0.7-dfsg-2ubuntu0.2
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.