Missing Initialization of a Variable Affecting gnutls package, versions <0:3.6.8-8.el8
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL8-GNUTLS-3601346
- published26 Jul 2021
- disclosed27 Mar 2019
Introduced: 27 Mar 2019
CVE-2019-3836 (opens in a new tab)How to fix?
Upgrade RHEL:8 gnutls to version 0:3.6.8-8.el8 or higher.
This issue was patched in RHSA-2019:3600.
NVD Description
Note: Versions mentioned in the description apply only to the upstream gnutls package and not the gnutls package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
It was discovered in gnutls before version 3.6.7 upstream that there is an uninitialized pointer access in gnutls versions 3.6.3 or later which can be triggered by certain post-handshake messages.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3836
- https://gitlab.com/gnutls/gnutls/issues/704
- https://security.netapp.com/advisory/ntap-20190502-0005/
- https://access.redhat.com/security/cve/CVE-2019-3836
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A3ETBUFBB4G7AITAOUYPGXVMBGVXKUAN/
- https://security.gentoo.org/glsa/201904-14
- https://access.redhat.com/errata/RHSA-2019:3600
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00017.html
- https://usn.ubuntu.com/3999-1/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A3ETBUFBB4G7AITAOUYPGXVMBGVXKUAN/