CVE-2023-21255

Name	CVE-2023-21255
Description	In multiple functions of binder.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-3623-1, DSA-5480-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
linux (PTS)	bullseye	5.10.223-1	fixed
	bullseye (security)	5.10.226-1	fixed
	bookworm	6.1.115-1	fixed
	bookworm (security)	6.1.119-1	fixed
	sid, trixie	6.11.10-1	fixed

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

Package	Type	Release	Fixed Version	Origin
linux	source	bullseye	5.10.191-1	DSA-5480-1
linux	source	bookworm	6.1.37-1
linux	source	(unstable)	6.3.7-1
linux-5.10	source	buster	5.10.197-1~deb10u1	DLA-3623-1

https://git.kernel.org/linus/bdc1c5fac982845a58d28690cdb56db8c88a530d (6.4-rc4)