CVE-2016-5254

Name	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.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-585-1, DSA-3640-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
firefox (PTS)	sid	131.0-1	fixed
firefox-esr (PTS)	bullseye	115.14.0esr-1~deb11u1	fixed
	bullseye (security)	128.3.0esr-1~deb11u2	fixed
	bookworm	115.14.0esr-1~deb12u1	fixed
	bookworm (security)	128.3.0esr-1~deb12u1	fixed
	trixie	115.15.0esr-1	fixed
	sid	128.3.0esr-2	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Origin
firefox	source	(unstable)	48.0-1
firefox-esr	source	wheezy	45.3.0esr-1~deb7u1	DLA-585-1
firefox-esr	source	jessie	45.3.0esr-1~deb8u1	DSA-3640-1
firefox-esr	source	(unstable)	45.3.0esr-1

https://www.mozilla.org/en-US/security/advisories/mfsa2016-70/