CVE-2025-38003

Name	CVE-2025-38003
Description	In the Linux kernel, the following vulnerability has been resolved: can: bcm: add missing rcu read protection for procfs content When the procfs content is generated for a bcm_op which is in the process to be removed the procfs output might show unreliable data (UAF). As the removal of bcm_op's is already implemented with rcu handling this patch adds the missing rcu_read_lock() and makes sure the list entries are properly removed under rcu protection.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-4327-1, DLA-4328-1, DSA-5973-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
linux (PTS)	bullseye	5.10.223-1	vulnerable
	bullseye (security)	5.10.244-1	fixed
	bookworm	6.1.148-1	fixed
	bookworm (security)	6.1.153-1	fixed
	trixie	6.12.43-1	fixed
	trixie (security)	6.12.48-1	fixed
	forky, sid	6.16.12-2	fixed
linux-6.1 (PTS)	bullseye (security)	6.1.153-1~deb11u1	fixed

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

Package	Type	Release	Fixed Version	Origin
linux	source	bullseye	5.10.244-1	DLA-4327-1
linux	source	bookworm	6.1.147-1	DSA-5973-1
linux	source	(unstable)	6.12.32-1
linux-6.1	source	bullseye	6.1.153-1~deb11u1	DLA-4328-1

https://git.kernel.org/linus/dac5e6249159ac255dad9781793dbe5908ac9ddb (6.15)