CVE-2023-53569

Name	CVE-2023-53569
Description	In the Linux kernel, the following vulnerability has been resolved: ext2: Check block size validity during mount Check that log of block size stored in the superblock has sensible value. Otherwise the shift computing the block size can overflow leading to undefined behavior.
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)

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)	5.10.244-1	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

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

Package	Type	Release	Fixed Version
linux	source	bullseye	5.10.191-1
linux	source	bookworm	6.1.37-1
linux	source	(unstable)	6.3.7-1

https://git.kernel.org/linus/62aeb94433fcec80241754b70d0d1836d5926b0a (6.4-rc1)