CVE-2015-3308

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-09-02 · updated 2026-06-17

Description

Double free vulnerability in lib/x509/x509_ext.c in GnuTLS before 3.3.14 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted CRL distribution point.

Affected products

Canonical Ubuntu Linux: 15.04
[UNKNOWN] gnutls: through 3.3.13

References

http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155101.html
http://www.gnutls.org/security.html#GNUTLS-SA-2015-4
http://www.openwall.com/lists/oss-security/2015/04/15/6
http://www.openwall.com/lists/oss-security/2015/04/16/6
http://www.securityfocus.com/bid/74188
http://www.securitytracker.com/id/1033774
http://www.ubuntu.com/usn/USN-2727-1
https://gitlab.com/gnutls/gnutls/commit/053ae65403216acdb0a4e78b25ad66ee9f444f02
https://gitlab.com/gnutls/gnutls/commit/d6972be33264ecc49a86cd0958209cd7363af1e9
https://security.gentoo.org/glsa/201506-03
http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155101.html
http://www.gnutls.org/security.html#GNUTLS-SA-2015-4

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