Ubuntu 10.04 LTS / 11.04 / 11.10 / 12.04 LTS : quagga vulnerabilities (USN-1441-1)
Medium Nessus Plugin ID 59107
SynopsisThe remote Ubuntu host is missing a security-related patch.
DescriptionIt was discovered that Quagga incorrectly handled Link State Update messages with invalid lengths. A remote attacker could use this flaw to cause Quagga to crash, resulting in a denial of service.
It was discovered that Quagga incorrectly handled messages with a malformed Four-octet AS Number Capability. A remote attacker could use this flaw to cause Quagga to crash, resulting in a denial of service.
Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
SolutionUpdate the affected quagga package.