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ubuntucveUbuntu.comUB:CVE-2019-20636
HistoryApr 08, 2020 - 12:00 a.m.

CVE-2019-20636

2020-04-0800:00:00
ubuntu.com
ubuntu.com
18

6.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/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

13.1%

In the Linux kernel before 5.4.12, drivers/input/input.c has out-of-bounds
writes via a crafted keycode table, as demonstrated by input_set_keycode,
aka CID-cb222aed03d7.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux< 4.15.0-91.92UNKNOWN
ubuntu19.10noarchlinux< 5.3.0-42.34UNKNOWN
ubuntu16.04noarchlinux< 4.4.0-174.204UNKNOWN
ubuntu18.04noarchlinux-aws< 4.15.0-1063.67UNKNOWN
ubuntu19.10noarchlinux-aws< 5.3.0-1013.14UNKNOWN
ubuntu14.04noarchlinux-aws< 4.4.0-1062.66) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu16.04noarchlinux-aws< 4.4.0-1102.113UNKNOWN
ubuntu16.04noarchlinux-aws-hwe< 4.15.0-1063.67~16.04.1UNKNOWN
ubuntu19.10noarchlinux-azure< 5.3.0-1016.17UNKNOWN
ubuntu14.04noarchlinux-azure< 4.15.0-1074.79~14.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
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6.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/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

13.1%