Multiple heap-based buffer overflows in the read_attribute function in GnuTLS before 3.3.26 and 3.5.x before 3.5.8 allow remote attackers to have unspecified impact via a crafted OpenPGP certificate.
https://security.gentoo.org/glsa/201702-04
https://gnutls.org/security.html#GNUTLS-SA-2017-2
https://gitlab.com/gnutls/gnutls/commit/94fcf1645ea17223237aaf8d19132e004afddc1a
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=346
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=338
https://access.redhat.com/errata/RHSA-2017:2292
http://www.securitytracker.com/id/1037576
http://www.securityfocus.com/bid/95372
http://www.openwall.com/lists/oss-security/2017/01/11/4
http://www.openwall.com/lists/oss-security/2017/01/10/7
http://rhn.redhat.com/errata/RHSA-2017-0574.html
http://lists.opensuse.org/opensuse-security-announce/2017-02/msg00005.html