CVE-2020-8991

Name	CVE-2020-8991
Description	vg_lookup in daemons/lvmetad/lvmetad-core.c in LVM2 2.02 mismanages memory, leading to an lvmetad memory leak, as demonstrated by running pvs. NOTE: RedHat disputes CVE-2020-8991 as not being a vulnerability since there’s no apparent route to either privilege escalation or to denial of service through the bug
Source	CVE (at NVD; CERT, 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
lvm2 (PTS)	bullseye	2.03.11-2.1	fixed
	bookworm	2.03.16-2	fixed
	forky, sid, trixie	2.03.31-2	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
lvm2	source	(unstable)	2.03.01-2

Notes

[stretch] - lvm2 <no-dsa> (Minor issue)
[jessie] - lvm2 <no-dsa> (Minor issue)
https://sourceware.org/git/?p=lvm2.git;a=commit;h=bcf9556b8fcd16ad8997f80cc92785f295c66701
2.03.00 upstream removed lvmetad (and the still vulnerable code)