Missing Release of Resource after Effective Lifetime

Affecting lvm2 package, versions *

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Overview

** DISPUTED ** 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

CVSS Score

2.3
low severity
  • Attack Vector
    Local
  • Attack Complexity
    Low
  • Privileges Required
    High
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    None
  • Integrity
    None
  • Availability
    Low
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
CVE
CVE-2020-8991
CWE
CWE-772
Snyk ID
SNYK-DEBIAN8-LVM2-548787
Disclosed
14 Feb, 2020
Published
14 Feb, 2020