CVE-2018-14612

Name	CVE-2018-14612
Description	An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in btrfs_root_node() when mounting a crafted btrfs image, because of a lack of chunk block group mapping validation in btrfs_read_block_groups in fs/btrfs/extent-tree.c, and a lack of empty-tree checks in check_leaf in fs/btrfs/tree-checker.c.
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-1715-1, DLA-2241-1

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
	trixie	6.12.5-1	fixed
	sid	6.12.6-1	fixed

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

Package	Type	Release	Fixed Version	Origin
linux	source	jessie	3.16.84-1	DLA-2241-1
linux	source	stretch	4.9.144-1
linux	source	(unstable)	4.18.8-1
linux-4.9	source	jessie	4.9.144-3.1~deb8u1	DLA-1715-1

https://bugzilla.kernel.org/show_bug.cgi?id=199847
https://patchwork.kernel.org/patch/10503403/
https://patchwork.kernel.org/patch/10503413/