USN-1095-1: Quagga vulnerabilities

Packages

quagga - BGP/OSPF/RIP routing daemon

Details

It was discovered that Quagga incorrectly parsed certain malformed extended
communities. A remote attacker could use this flaw to cause Quagga to
crash, resulting in a denial of service. (CVE-2010-1674)

It was discovered that Quagga resets BGP sessions when encountering
malformed AS_PATHLIMIT attributes. A remote attacker could use this flaw to
disrupt BGP sessions, resulting in a denial of service. This update removes
AS_PATHLIMIT support from Quagga. This issue only affected Ubuntu 8.04 LTS,
9.10, 10.04 LTS and 10.10. (CVE-2010-1675)

It was discovered that Quagga incorrectly parsed certain malformed extended
communities. A remote attacker could use this flaw to cause Quagga to
crash, resulting in a denial of service. (CVE-2010-1674)

It was discovered that Quagga resets BGP sessions when encountering
malformed AS_PATHLIMIT attributes. A remote attacker could use this flaw to
disrupt BGP sessions, resulting in a denial of service. This update removes
AS_PATHLIMIT support from Quagga. This issue only affected Ubuntu 8.04 LTS,
9.10, 10.04 LTS and 10.10. (CVE-2010-1675)

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

Ubuntu Release	Package Version
9.10 karmic	quagga – 0.99.13-1ubuntu0.2
8.04 hardy	quagga – 0.99.9-2ubuntu1.5
6.06 dapper	quagga – 0.99.2-1ubuntu3.8
10.10 maverick	quagga – 0.99.17-1ubuntu0.1
10.04 lucid	quagga – 0.99.15-1ubuntu0.2

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References