openSUSE Security Update: quagga: remote denial of service ______________________________________________________________________________ Announcement ID: openSUSE-SU-2011:0274-1 Rating: critical References: #654270 Cross-References: CVE-2010-1674 CVE-2010-1675 Affected Products: openSUSE 11.3 openSUSE 11.2 ______________________________________________________________________________ An update that fixes two vulnerabilities is now available. It includes one version update. Description: This security update of quagga fixes: - CVE-2010-1674: Direct BGP peers can send malformed extended communities which lead to a NULL pointer dereference. - CVE-2010-1675: A malformed AS_PATHLIMIT path attribute will cause a session reset in Quagga. This malformed package is forwarded by other routers and can be used to take "all" Quagga routers off the Internet with one single announcement. Patch Instructions: To install this openSUSE Security Update use YaST online_update. Alternatively you can run the command listed for your product: - openSUSE 11.3: zypper in -t patch quagga-4274 - openSUSE 11.2: zypper in -t patch quagga-4274 To bring your system up-to-date, use "zypper patch". Package List: - openSUSE 11.3 (i586 x86_64) [New Version: 0.99.17]: quagga-0.99.17-1.5.1 quagga-devel-0.99.17-1.5.1 - openSUSE 11.2 (i586 x86_64) [New Version: 0.99.17]: quagga-0.99.17-1.5.1 quagga-devel-0.99.17-1.5.1 References: http://support.novell.com/security/cve/CVE-2010-1674.html http://support.novell.com/security/cve/CVE-2010-1675.html https://bugzilla.novell.com/654270