Kernel Live Patch Security Notice

2020-05-0100:00:00

ubuntu.com

7.1 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

6.6 Medium

AI Score

Confidence

High

3.6 Low

CVSS2

Access Vector

LOCAL

Access 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

0.001 Low

EPSS

Percentile

31.8%

JSON

Details

It was discovered that the virtual terminal implementation in the Linux
kernel did not properly handle resize events. A local attacker could use
this to expose sensitive information. (CVE-2020-8647)

It was discovered that the virtual terminal implementation in the Linux
kernel contained a race condition. A local attacker could possibly use this
to cause a denial of service (system crash) or expose sensitive
information. (CVE-2020-8648)

It was discovered that the virtual terminal implementation in the Linux
kernel did not properly handle resize events. A local attacker could use
this to expose sensitive information. (CVE-2020-8649)