CVE-2025-38015

Name	CVE-2025-38015
Description	In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix memory leak in error handling path of idxd_alloc Memory allocated for idxd is not freed if an error occurs during idxd_alloc(). To fix it, free the allocated memory in the reverse order of allocation before exiting the function in case of an error.
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)	5.10.237-1	fixed
	bookworm	6.1.137-1	vulnerable
	bookworm (security)	6.1.140-1	fixed
	trixie	6.12.32-1	fixed
	trixie (security)	6.12.31-1	fixed
	sid	6.12.33-1	fixed

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

Package	Type	Release	Fixed Version
linux	source	bullseye	(not affected)
linux	source	bookworm	6.1.140-1
linux	source	(unstable)	6.12.30-1

[bullseye] - linux <not-affected> (Vulnerable code not present)
https://git.kernel.org/linus/46a5cca76c76c86063000a12936f8e7875295838 (6.15-rc7)