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CVE-2016-5254

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.

POC

Reference

- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html

Github

No PoCs found on GitHub currently.