CVEvulnerability

CVE-2016-5254

9.8 CRITICAL Published 2016-08-05 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2016-08-05
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
9.8 CRITICAL — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
CWE-416

Description

Use-after-free vulnerability in the nsXULPopupManager::KeyDown function in Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 allows attackers to execute arbitrary code or cause a denial of service (heap memory corruption and application crash) by leveraging keyboard access to use the Alt key during selection of top-level menu items.

Affected configurations

• mozilla firefox (<= 47.0.1) • mozilla firefox 45.1.0 • mozilla firefox 45.1.1 • mozilla firefox 45.2.0 • mozilla firefox 45.3.0 • oracle linux 5.0 • oracle linux 6 • oracle linux 7

Related

Weakness · CWE (1)

References