CVE-2009-1415

lib/pk-libgcrypt.c in libgnutls in GnuTLS before 2.6.6 does not properly handle invalid DSA signatures, which allows remote attackers to cause a denial of service (application crash) and possibly have unspecified other impact via a malformed DSA key that triggers a (1) free of an uninitialized pointer or (2) double free.

🔗 References (26)

• cve@mitrehttp://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3515
• cve@mitrehttp://permalink.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3502
• cve@mitrehttp://secunia.com/advisories/34842
• cve@mitrehttp://secunia.com/advisories/35211
• cve@mitrehttp://security.gentoo.org/glsa/glsa-200905-04.xml
• cve@mitrehttp://thread.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3488
• cve@mitrehttp://www.mandriva.com/security/advisories?name=MDVSA-2009:116
• cve@mitrehttp://www.securityfocus.com/bid/34783
• cve@mitrehttp://www.securitytracker.com/id?1022157
• cve@mitrehttp://www.vupen.com/english/advisories/2009/1218
• cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/50257
• cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/50260
• cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/50445
• af854a3a-2127-422b-91ae-364da2661108http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3515
• af854a3a-2127-422b-91ae-364da2661108http://permalink.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3502