CVE-2022-38476

Name	CVE-2022-38476
Description	A data race could occur in the <code>PK11_ChangePW</code> function, potentially leading to a use-after-free vulnerability. In Firefox, this lock protected the data when a user changed their master password. This vulnerability affects Firefox ESR < 102.2 and Thunderbird < 102.2.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
firefox-esr (PTS)	jessie, jessie (lts)	68.9.0esr-1~deb8u2	vulnerable
	stretch (security), stretch (lts), stretch	91.11.0esr-1~deb9u1	vulnerable
	buster (security), buster, buster (lts)	115.12.0esr-1~deb10u1	fixed
	bullseye	115.14.0esr-1~deb11u1	fixed
	bullseye (security)	128.4.0esr-1~deb11u1	fixed
	bookworm	128.3.1esr-1~deb12u1	fixed
	bookworm (security)	128.4.0esr-1~deb12u1	fixed
	sid, trixie	128.4.0esr-1	fixed
thunderbird (PTS)	jessie, jessie (lts)	1:68.9.0-1~deb8u2	vulnerable
	stretch (security), stretch (lts), stretch	1:91.10.0-1~deb9u1	vulnerable
	buster (security), buster, buster (lts)	1:115.12.0-1~deb10u1	fixed
	bullseye	1:115.12.0-1~deb11u1	fixed
	bullseye (security)	1:128.4.3esr-1~deb11u1	fixed
	bookworm	1:115.16.0esr-1~deb12u1	fixed
	bookworm (security)	1:128.4.3esr-1~deb12u1	fixed
	sid, trixie	1:128.4.3esr-1	fixed

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

Package	Type	Release	Fixed Version	Urgency
firefox-esr	source	jessie	(unfixed)	end-of-life
firefox-esr	source	stretch	(unfixed)	end-of-life
firefox-esr	source	buster	(not affected)
firefox-esr	source	bullseye	(not affected)
firefox-esr	source	(unstable)	102.2.0esr-1
thunderbird	source	jessie	(unfixed)	end-of-life
thunderbird	source	stretch	(unfixed)	end-of-life
thunderbird	source	buster	(not affected)
thunderbird	source	bullseye	(not affected)
thunderbird	source	(unstable)	1:102.2.0-1

Notes

[bullseye] - firefox-esr <not-affected> (Vulnerable code not present in the ESR91 version)
[buster] - firefox-esr <not-affected> (Vulnerable code not present in the ESR91 version)
[bullseye] - thunderbird <not-affected> (Vulnerable code not present in the 91.x version)
[buster] - thunderbird <not-affected> (Vulnerable code not present in the 91.x version)
https://www.mozilla.org/en-US/security/advisories/mfsa2022-34/#CVE-2022-38476
https://www.mozilla.org/en-US/security/advisories/mfsa2022-36/#CVE-2022-38476