CVE-2020-8991

LOW

LVM2 2.02 - Memory Leak in vg_lookup

Title source: llm

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

References (1)

Core 1

Core References

Patch x_refsource_misc

https://sourceware.org/git/?p=lvm2.git%3Ba=commit%3Bh=bcf9556b8fcd16ad8997f80cc92785f295c66701

Scores

CVSS v3 2.3

EPSS 0.0016

EPSS Percentile 35.8%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-401

Status published

Products (1)

redhat/lvm2 2.02.00

Published Feb 14, 2020

Tracked Since Feb 18, 2026