CVE-2019-3829

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 59.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2019-03-27 · updated 2026-06-17
Weakness: CWE-416

Description

A vulnerability was found in gnutls versions from 3.5.8 before 3.6.7. A memory corruption (double free) vulnerability in the certificate verification API. Any client or server application that verifies X.509 certificates with GnuTLS 3.5.8 or later is affected.

Affected products

Fedoraproject Fedora: all versions
[UNKNOWN] gnutls: from 3.5.8 before 3.6.7 — fixed in 3.6.7

How to fix

Upgrade to a fixed version: [UNKNOWN] gnutls 3.6.7. Check the vendor advisory for mitigations.

References

http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00017.html
https://access.redhat.com/errata/RHSA-2019:3600
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3829
https://gitlab.com/gnutls/gnutls/issues/694
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A3ETBUFBB4G7AITAOUYPGXVMBGVXKUAN/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L7TJIBRJWGWSH6XIO2MXIQ3W6ES4R6I4/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WRSOL66LHP4SD3Y2ECJDOGT4K663ECDU/
https://security.gentoo.org/glsa/201904-14
https://security.netapp.com/advisory/ntap-20190619-0004/
https://usn.ubuntu.com/3999-1/
https://www.gnutls.org/security-new.html#GNUTLS-SA-2019-03-27
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00017.html

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