CVE-2019-11746

high
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
8.0

Description

A use-after-free vulnerability can occur while manipulating video elements if the body is freed while still in use. This results in a potentially exploitable crash. This vulnerability affects Firefox < 69, Thunderbird < 68.1, Thunderbird < 60.9, Firefox ESR < 60.9, and Firefox ESR < 68.1.

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-2019-11746

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2019-11746.html

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201909-2

OS impact

OSVersionStatusFixed in
arch archfixed69.0-1
suse slesaffected
debian debiansidfixed69.0-1
debian debianbookwormfixed68.1.0esr-1
debian debianbullseyefixed68.1.0esr-1
debian debianforkyfixed68.1.0esr-1
debian debiantrixiefixed68.1.0esr-1

References

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