CVE-2019-11714

CRITICAL

Firefox < 68.0 - Denial of Service via Necko UDP Connection Thread Handling

Title source: llm
STIX 2.1

Description

Necko can access a child on the wrong thread during UDP connections, resulting in a potentially exploitable crash in some instances. This vulnerability affects Firefox < 68.

References (7)

Core 7
Core References
Issue Tracking, Permissions Required, Vendor Advisory x_refsource_misc
https://bugzilla.mozilla.org/show_bug.cgi?id=1542593
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201908-12

Scores

CVSS v3 9.8
EPSS 0.0074
EPSS Percentile 73.2%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-20
Status published
Products (1)
mozilla/firefox < 68.0
Published Jul 23, 2019
Tracked Since Feb 18, 2026