vulnerability
MFSA2016-70 Firefox: Use-after-free when using alt key and toplevel menus (CVE-2016-5254)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:P/I:P/A:P) | Aug 2, 2016 | Aug 3, 2016 | Aug 11, 2025 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
Aug 2, 2016
Added
Aug 3, 2016
Modified
Aug 11, 2025
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.
Solutions
mozilla-firefox-esr-upgrade-45_3mozilla-firefox-upgrade-48_0
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