CVE-2022-1048

Name	CVE-2022-1048
Description	A use-after-free flaw was found in the Linux kernel’s sound subsystem in the way a user triggers concurrent calls of PCM hw_params. The hw_free ioctls or similar race condition happens inside ALSA PCM for other ioctls. This flaw allows a local user to crash or potentially escalate their privileges on the system.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DSA-5127-1, DSA-5173-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
linux (PTS)	bullseye (security), bullseye	5.10.223-1	fixed
	bookworm	6.1.106-3	fixed
	bookworm (security)	6.1.112-1	fixed
	trixie	6.10.11-1	fixed
	sid	6.10.12-1	fixed

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

Package	Type	Release	Fixed Version	Origin
linux	source	buster	4.19.249-2	DSA-5173-1
linux	source	bullseye	5.10.113-1	DSA-5127-1
linux	source	(unstable)	5.16.18-1

https://bugzilla.redhat.com/show_bug.cgi?id=2066706
https://www.openwall.com/lists/oss-security/2022/03/28/4