CVE-2019-11756

HIGH

Firefox < 71.0 - Use-After-Free in Soft Token Session Objects

Title source: llm

Description

Improper refcounting of soft token session objects could cause a use-after-free and crash (likely limited to a denial of service). This vulnerability affects Firefox < 71.

References (2)

Core 2

Core References

Vendor Advisory x_refsource_confirm

https://www.mozilla.org/security/advisories/mfsa2019-36/

Issue Tracking, Permissions Required x_refsource_confirm

https://bugzilla.mozilla.org/show_bug.cgi?id=1508776

Scores

CVSS v3 8.8

EPSS 0.0041

EPSS Percentile 61.2%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE

CWE-416

Status published

Products (1)

mozilla/firefox < 71.0

Published Jan 08, 2020

Tracked Since Feb 18, 2026