Ubuntu Security Notice USN-2926-1
10th March, 2016
libotr vulnerability
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 12.04 LTS
Summary
OTR could be made to crash or run programs if it received specially crafted
network traffic.
Software description
- libotr
– Off-the-Record Messaging library
Details
Markus Vervier discovered that OTR incorrectly handled large incoming
messages. A remote attacker could use this issue to cause OTR 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 12.04 LTS:
-
libotr2
3.2.0-4ubuntu0.3
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart OTR applications to
make all the necessary changes