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View Full Version : USN-512-1: Quagga vulnerability



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September 15th, 2007, 08:00 AM
Referenced CVEs:
CVE-2007-4826


Description:
================================================== ========= Ubuntu Security Notice USN-512-1 September 15, 2007 quagga vulnerability CVE-2007-4826 ================================================== ========= A security issue affects the following Ubuntu releases: Ubuntu 6.06 LTS Ubuntu 6.10 Ubuntu 7.04 This advisory also applies to the corresponding versions of Kubuntu, Edubuntu, and Xubuntu. The problem can be corrected by upgrading your system to the following package versions: Ubuntu 6.06 LTS: quagga 0.99.2-1ubuntu3.3 Ubuntu 6.10: quagga 0.99.4-4ubuntu1.2 Ubuntu 7.04: quagga 0.99.6-2ubuntu3.2 In general, a standard system upgrade is sufficient to affect the necessary changes. Details follow: It was discovered that Quagga did not correctly verify OPEN messages or COMMUNITY attributes sent from configured peers. Malicious authenticated remote peers could send a specially crafted message which would cause bgpd to abort, leading to a denial of service.





More... (http://www.ubuntu.com/usn/usn-512-1)