CVE-2019-3836

critical
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
9.5

Description

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.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2019-3836

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2019-3836.html

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201904-2

OS impact

OSVersionStatusFixed in
arch archfixed3.6.7-1
suse slesaffected
debian debianbookwormfixed3.6.7-2
debian debianbullseyefixed3.6.7-2
debian debianforkyfixed3.6.7-2
debian debiansidfixed3.6.7-2
debian debiantrixiefixed3.6.7-2

References

Verify integrity in audit chain (admin only). AS-IS.