vulnerability

MFSA2019-21 Firefox: Security vulnerabilities fixed in Firefox 68 (CVE-2019-11729)

Try Surface Command

Back to search

Severity

CVSS

(AV:N/AC:L/Au:N/C:N/I:N/A:P)

Published

Jul 9, 2019

Added

Jul 10, 2019

Modified

Mar 27, 2026

Description

Empty or malformed p256-ECDH public keys may trigger a segmentation fault due values being improperly sanitized before being copied into memory and used. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

Solution

mozilla-firefox-upgrade-68_0

References

CVE-2019-11729
https://attackerkb.com/topics/CVE-2019-11729
CWE-119
EUVD-EUVD-2019-3399
http://www.mozilla.org/security/announce/2019/mfsa2019-21.html
https://euvd.enisa.europa.eu/vulnerability/EUVD-2019-3399

Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.

Get report