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ubuntucveUbuntu.comUB:CVE-2020-14356
HistoryAug 19, 2020 - 12:00 a.m.

CVE-2020-14356

2020-08-1900:00:00
ubuntu.com
ubuntu.com
27

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.2 High

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

5.3%

JSON

A flaw null pointer dereference in the Linux kernel cgroupv2 subsystem in
versions before 5.7.10 was found in the way when reboot the system. A local
user could use this flaw to crash the system or escalate their privileges
on the system.

Bugs

Notes

Author Note
sbeattie commit 1bfba2f4270c64c912 is in the linux-stable tree hash
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux< 4.15.0-118.119UNKNOWN
ubuntu20.04noarchlinux< 5.4.0-45.49UNKNOWN
ubuntu18.04noarchlinux-aws< 4.15.0-1083.87UNKNOWN
ubuntu20.04noarchlinux-aws< 5.4.0-1022.22UNKNOWN
ubuntu18.04noarchlinux-aws-5.3< 5.3.0-1034.36UNKNOWN
ubuntu18.04noarchlinux-aws-5.4< 5.4.0-1022.22~18.04.1UNKNOWN
ubuntu16.04noarchlinux-aws-hwe< 4.15.0-1083.87~16.04.1UNKNOWN
ubuntu20.04noarchlinux-azure< 5.4.0-1023.23UNKNOWN
ubuntu14.04noarchlinux-azure< 4.15.0-1096.106~14.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu16.04noarchlinux-azure< 4.15.0-1096.106~16.04.1UNKNOWN
Rows per page:
1-10 of 351

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7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.2 High

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

5.3%

JSON
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