Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnu | Gnutls | < 2.6.6 |
Related Weaknesses (CWE)
References
- http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3515Broken LinkPatch
- http://permalink.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3502Broken Link
- http://secunia.com/advisories/34842Broken LinkVendor Advisory
- http://secunia.com/advisories/35211Broken Link
- http://security.gentoo.org/glsa/glsa-200905-04.xmlThird Party Advisory
- http://thread.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3488Broken LinkExploit
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:116Broken Link
- http://www.securityfocus.com/bid/34783Broken LinkThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id?1022157Broken LinkThird Party AdvisoryVDB Entry
- http://www.vupen.com/english/advisories/2009/1218Broken Link
- https://exchange.xforce.ibmcloud.com/vulnerabilities/50257Third Party AdvisoryVDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/50260Not Applicable
- https://exchange.xforce.ibmcloud.com/vulnerabilities/50445Third Party AdvisoryVDB Entry
- http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3515Broken LinkPatch
- http://permalink.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3502Broken Link
FAQ
What is CVE-2009-1415?
CVE-2009-1415 is a vulnerability with a CVSS score of 4.3 (MEDIUM). 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...
How severe is CVE-2009-1415?
CVE-2009-1415 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2009-1415?
Check the references section above for vendor advisories and patch information. Affected products include: Gnu Gnutls.