CVE-2019-19767

Name	CVE-2019-19767
Description	The Linux kernel before 5.4.2 mishandles ext4_expand_extra_isize, as demonstrated by use-after-free errors in __ext4_expand_extra_isize and ext4_xattr_set_entry, related to fs/ext4/inode.c and fs/ext4/super.c, aka CID-4ea99936a163.
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-2068-1, DLA-2114-1

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	6.1.123-1	fixed
	bookworm (security)	6.1.128-1	fixed
	trixie	6.12.12-1	fixed
	sid	6.12.13-1	fixed

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

Package	Type	Release	Fixed Version	Origin
linux	source	jessie	3.16.81-1	DLA-2068-1
linux	source	stretch	4.9.210-1
linux	source	buster	4.19.98-1
linux	source	(unstable)	5.3.15-1
linux-4.9	source	jessie	4.9.210-1~deb8u1	DLA-2114-1

https://git.kernel.org/linus/4ea99936a1630f51fc3a2d61a58ec4a1c4b7d55a