Missing Release of Resource after Effective Lifetime Affecting device-mapper-libs package, versions *


Severity

Recommended
0.0
low
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (15th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-CENTOS7-DEVICEMAPPERLIBS-2014867
  • published26 Jul 2021
  • disclosed5 Feb 2020

Introduced: 5 Feb 2020

CVE-2020-8991  (opens in a new tab)
CWE-772  (opens in a new tab)

How to fix?

There is no fixed version for Centos:7 device-mapper-libs.

NVD Description

Note: Versions mentioned in the description apply only to the upstream device-mapper-libs package and not the device-mapper-libs package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

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

CVSS Scores

version 3.1