USN-2941-1: Quagga vulnerabilities

24 March 2016

Quagga could be made to crash or run programs if it received specially crafted network traffic.

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Releases

Packages

  • 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)

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

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Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 15.10
Ubuntu 14.04
Ubuntu 12.04

After a standard system update you need to restart Quagga to make all the
necessary changes.

References

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Further reading