CVE-2020-14360

Published: Jan 20, 2021Modified: Jun 17, 2026

7.8

Vector

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

Exploitability: 1.8 / Impact: 5.9

Source: NVD

Description

A flaw was found in the X.Org Server before version 1.20.10. An out-of-bounds access in the XkbSetMap function may lead to a privilege escalation vulnerability. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Affected (1)

Products: X.org: X Server

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
X.org X Server	Before 1.20.10

Related CWEs

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (4)

https://bugzilla.redhat.com/show_bug.cgi?id=1869139

Source: secalert@redhat.com

Issue TrackingPatchThird Party Advisory

https://lists.x.org/archives/xorg-announce/2020-December/003066.html

Source: secalert@redhat.com

Vendor Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=1869139

Source: af854a3a-2127-422b-91ae-364da2661108

Issue TrackingPatchThird Party Advisory

https://lists.x.org/archives/xorg-announce/2020-December/003066.html

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.