Description (CNA)
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.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| n/a / n/a | affected n/a |
CWE
No CWE identifiers supplied.
References
- https://exchange.xforce.ibmcloud.com/vulnerabilities/50445
- http://permalink.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3502
- http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3515
- https://exchange.xforce.ibmcloud.com/vulnerabilities/50257
- http://thread.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3488
- https://exchange.xforce.ibmcloud.com/vulnerabilities/50260
- http://www.vupen.com/english/advisories/2009/1218
- http://www.securityfocus.com/bid/34783
- http://security.gentoo.org/glsa/glsa-200905-04.xml
- http://www.securitytracker.com/id?1022157
- http://secunia.com/advisories/34842
- http://secunia.com/advisories/35211
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:116
ADP enrichment
No English description supplied.
- https://exchange.xforce.ibmcloud.com/vulnerabilities/50445
- http://permalink.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3502
- http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3515
- https://exchange.xforce.ibmcloud.com/vulnerabilities/50257
- http://thread.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3488
- https://exchange.xforce.ibmcloud.com/vulnerabilities/50260
- http://www.vupen.com/english/advisories/2009/1218
- http://www.securityfocus.com/bid/34783
- http://security.gentoo.org/glsa/glsa-200905-04.xml
- http://www.securitytracker.com/id?1022157
- http://secunia.com/advisories/34842
- http://secunia.com/advisories/35211
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:116