USN-2901-1: xdelta3 vulnerability

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.

References

CVE-2014-9765