CVE-2022-49422

Name	CVE-2022-49422
Description	In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fix the error handling path in idxd_cdev_register() If a call to alloc_chrdev_region() fails, the already allocated resources are leaking. Add the needed error handling path to fix the leak.
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
linux (PTS)	bullseye	5.10.223-1	fixed
	bullseye (security)	5.10.234-1	fixed
	bookworm	6.1.129-1	fixed
	bookworm (security)	6.1.128-1	fixed
	trixie	6.12.20-1	fixed
	sid	6.12.21-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
linux	source	bullseye	5.10.127-1
linux	source	(unstable)	5.18.5-1

https://git.kernel.org/linus/aab08c1aac01097815fbcf10fce7021d2396a31f (5.19-rc1)