CVE-2017-5337

Severity: critical (CVSS 9.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-03-24 · updated 2026-06-17
Weakness: CWE-119

Description

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.

Affected products

[UNKNOWN] gnutls: through 3.3.25; 3.5.0, 3.5.1, 3.5.2, 3.5.3, 3.5.4, 3.5.5 (+2)
openSUSE Leap: 42.1, 42.2

References

http://lists.opensuse.org/opensuse-security-announce/2017-02/msg00005.html
http://rhn.redhat.com/errata/RHSA-2017-0574.html
http://www.openwall.com/lists/oss-security/2017/01/10/7
http://www.openwall.com/lists/oss-security/2017/01/11/4
http://www.securityfocus.com/bid/95372
http://www.securitytracker.com/id/1037576
https://access.redhat.com/errata/RHSA-2017:2292
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=338
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=346
https://gitlab.com/gnutls/gnutls/commit/94fcf1645ea17223237aaf8d19132e004afddc1a
https://gnutls.org/security.html#GNUTLS-SA-2017-2
https://security.gentoo.org/glsa/201702-04

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