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ubuntucveUbuntu.comUB:CVE-2020-8991
HistoryFeb 14, 2020 - 12:00 a.m.

CVE-2020-8991

2020-02-1400:00:00
ubuntu.com
ubuntu.com
6

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

2.3 Low

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

0.0004 Low

EPSS

Percentile

12.7%

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.

Notes

Author Note
mdeslaur This CVE is disputed, not a security issue, marking as not-affected.

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

2.3 Low

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

0.0004 Low

EPSS

Percentile

12.7%