cbcvebase.
CVE-2016-5254
published 2016-08-05

CVE-2016-5254: 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…

critical9.8CVSS 3.0
AVNACLPRNUINSUCHIHAH
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

12 ranges
VendorProductVersion rangeFixed in
debianfirefox< firefox 48.0-1 (sid)firefox 48.0-1 (sid)
debianfirefox-esr< firefox 48.0-1 (sid)firefox 48.0-1 (sid)
mozillafirefox<= 47.0.1
mozillafirefox
mozillafirefox
mozillafirefox
mozillafirefox
mozillafirefox>= 0 < 48.0+build2-0ubuntu0.14.04.148.0+build2-0ubuntu0.14.04.1
mozillafirefox>= 0 < 48.0+build2-0ubuntu0.16.04.148.0+build2-0ubuntu0.16.04.1
oraclelinux
oraclelinux
oraclelinux

CVSS provenance

nvdv3.09.8CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
osv9.8CRITICAL