Ubuntu Security Notice USN-2941-1
24th March, 2016
quagga vulnerabilities
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 15.10
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
Summary
Quagga could be made to crash or run programs if it received specially
crafted network traffic.
Software description
- quagga
– BGP/OSPF/RIP routing daemon
Details
Kostya Kortchinsky discovered that Quagga incorrectly handled certain route
data when configured with BGP peers enabled for VPNv4. A remote attacker
could use this issue to cause Quagga to crash, resulting in a denial of
service, or possibly execute arbitrary code. (CVE-2016-2342)
It was discovered that Quagga incorrectly handled messages with a large
LSA when used in certain configurations. A remote attacker could use this
issue to cause Quagga to crash, resulting in a denial of service. This
issue only affected Ubuntu 12.04 LTS. (CVE-2013-2236)
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 15.10:
-
quagga
0.99.24.1-2ubuntu0.1
- Ubuntu 14.04 LTS:
-
quagga
0.99.22.4-3ubuntu1.1
- Ubuntu 12.04 LTS:
-
quagga
0.99.20.1-0ubuntu0.12.04.4
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart Quagga to make all the
necessary changes.