CVE-2007-4826

bgpd in Quagga before 0.99.9 allows explicitly configured BGP peers to cause a denial of service (crash) via a malformed (1) OPEN message or (2) a COMMUNITY attribute, which triggers a NULL pointer dereference. NOTE: vector 2 only exists when debugging is enabled.

• http://fedoranews.org/updates/FEDORA-2007-219.shtml
• http://lists.debian.org/debian-security-announce/debian-security-announce-2007/msg00153.html
• http://quagga.net/news2.php?y=2007&m=9&d=7#id1189190760Patch
• http://secunia.com/advisories/26744Patch, Vendor Advisory
• http://secunia.com/advisories/26829Vendor Advisory
• http://secunia.com/advisories/26863Vendor Advisory
• http://secunia.com/advisories/27049Vendor Advisory
• http://secunia.com/advisories/29743Vendor Advisory
• http://sunsolve.sun.com/search/document.do?assetkey=1-26-236141-1
• http://www.debian.org/security/2007/dsa-1382
• http://www.mandriva.com/security/advisories?name=MDKSA-2007:182
• http://www.quagga.net/download/quagga-0.99.9.changelog.txt
• http://www.redhat.com/support/errata/RHSA-2010-0785.html
• http://www.securityfocus.com/bid/25634Patch
• http://www.trustix.org/errata/2007/0028/
• http://www.ubuntu.com/usn/usn-512-1
• http://www.vupen.com/english/advisories/2007/3129Vendor Advisory
• http://www.vupen.com/english/advisories/2008/1195/referencesVendor Advisory
• https://exchange.xforce.ibmcloud.com/vulnerabilities/36551
• http://fedoranews.org/updates/FEDORA-2007-219.shtml
• http://lists.debian.org/debian-security-announce/debian-security-announce-2007/msg00153.html
• http://quagga.net/news2.php?y=2007&m=9&d=7#id1189190760Patch
• http://secunia.com/advisories/26744Patch, Vendor Advisory
• http://secunia.com/advisories/26829Vendor Advisory
• http://secunia.com/advisories/26863Vendor Advisory
• http://secunia.com/advisories/27049Vendor Advisory
• http://secunia.com/advisories/29743Vendor Advisory
• http://sunsolve.sun.com/search/document.do?assetkey=1-26-236141-1
• http://www.debian.org/security/2007/dsa-1382
• http://www.mandriva.com/security/advisories?name=MDKSA-2007:182
• http://www.quagga.net/download/quagga-0.99.9.changelog.txt
• http://www.redhat.com/support/errata/RHSA-2010-0785.html
• http://www.securityfocus.com/bid/25634Patch
• http://www.trustix.org/errata/2007/0028/
• http://www.ubuntu.com/usn/usn-512-1
• http://www.vupen.com/english/advisories/2007/3129Vendor Advisory
• http://www.vupen.com/english/advisories/2008/1195/referencesVendor Advisory
• https://exchange.xforce.ibmcloud.com/vulnerabilities/36551

Published

Sep 12, 2007

Last Modified

Jun 16, 2026

Status

Modified

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