CVE-2008-4551

strongSwan 4.2.6 and earlier allows remote attackers to cause a denial of service (daemon crash) via an IKE_SA_INIT message with a large number of NULL values in a Key Exchange payload, which triggers a NULL pointer dereference for the return value of the mpz_export function in the GNU Multiprecision Library (GMP).

🔗 References (12)

• cve@mitrehttp://download.strongswan.org/CHANGES4.txt
• cve@mitrehttp://labs.mudynamics.com/advisories/MU-200809-01.txt
• cve@mitrehttp://secunia.com/advisories/31963
• cve@mitrehttp://www.securityfocus.com/bid/31291
• cve@mitrehttp://www.securitytracker.com/id?1020903
• cve@mitrehttp://www.vupen.com/english/advisories/2008/2660
• af854a3a-2127-422b-91ae-364da2661108http://download.strongswan.org/CHANGES4.txt
• af854a3a-2127-422b-91ae-364da2661108http://labs.mudynamics.com/advisories/MU-200809-01.txt
• af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/31963
• af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/31291
• af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id?1020903
• af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2008/2660