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ubuntucveUbuntu.comUB:CVE-2020-27418
HistoryAug 22, 2023 - 12:00 a.m.

CVE-2020-27418

2023-08-2200:00:00
ubuntu.com
ubuntu.com
15
use after free vulnerability
fedora linux kernel
sensitive information
vgacon_invert_region()
bug
launchpad
duplicates cve-2020-8647
duplicates cve-2020-8649

3.6 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

6.1 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

25.1%

JSON

A Use After Free vulnerability in Fedora Linux kernel 5.9.0-rc9 allows
attackers to obatin sensitive information via vgacon_invert_region()
function.

Bugs

Notes

Author Note
cache-use-only Duplicates CVE-2020-8647 and CVE-2020-8649
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux< anyUNKNOWN
ubuntu16.04noarchlinux< 4.4.0-178.208UNKNOWN
ubuntu18.04noarchlinux-aws< anyUNKNOWN
ubuntu14.04noarchlinux-aws< 4.4.0-1066.70UNKNOWN
ubuntu16.04noarchlinux-aws< 4.4.0-1106.117UNKNOWN
ubuntu16.04noarchlinux-aws-hwe< 4.15.0-1066.70~16.04.1UNKNOWN
ubuntu14.04noarchlinux-azure< 4.15.0-1082.92~14.04.1UNKNOWN
ubuntu16.04noarchlinux-azure< 4.15.0-1082.92~16.04.1UNKNOWN
ubuntu16.04noarchlinux-gcp< 4.15.0-1061.65UNKNOWN
ubuntu16.04noarchlinux-hwe< 4.15.0-99.100~16.04.1UNKNOWN
Rows per page:
1-10 of 151

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3.6 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

6.1 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

25.1%

JSON
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