CVE-2020-8991

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 theres no apparent route to either privilege escalation or to denial of service through the bug
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
2.3 LOW
LOCAL
LOW
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
mitreCNA
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CISA-ADPADP
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 36%
VendorProductVersion
redhatlvm2
2.02.00
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
lvm2
bullseye
2.03.11-2.1
fixed
stretch
no-dsa
jessie
no-dsa
bookworm
2.03.16-2
fixed
trixie
2.03.22-1
fixed
sid
2.03.27-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
lvm2
focal
not-affected
eoan
not-affected
bionic
not-affected
xenial
not-affected
trusty
not-affected
Common Weakness Enumeration
References
https://sourceware.org/git/?p=lvm2.git%3Ba=commit%3Bh=bcf9556b8fcd16ad8997f80cc92785f295c66701
https://sourceware.org/git/?p=lvm2.git%3Ba=commit%3Bh=bcf9556b8fcd16ad8997f80cc92785f295c66701