CVE-2023-6377

HighCVSS 7.8/10Last modified Jun 23, 2026

Description

A flaw was found in xorg-server. Querying or changing XKB button actions such as moving from a touchpad to a mouse can result in out-of-bounds memory reads and writes. This may allow local privilege escalation or possible remote code execution in cases where X11 forwarding is involved.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-125

Affected software

No affected versions have been published.

Timeline

Published: Dec 13, 2023
Last modified: Jun 23, 2026
NVD status: Modified

Related CVEs from 2023

CVE-2023-63787.5A serialization vulnerability in logback receiver component part of logback version 1.4.11 allows an attacker to mount a Denial-Of-Service CVE-2023-63796.1Cross-site scripting (XSS) vulnerability in Alkacon Software Open CMS, affecting versions 14 and 15 of the 'Mercury' template. This vulnerab CVE-2023-63806.1Open redirect vulnerability has been found in the Open CMS product affecting versions 14 and 15 of the 'Mercury' template. An attacker could CVE-2023-63815.5Improper input validation vulnerability in Newsletter Software SuperMailer affecting version 11.20.0.2204. An attacker could exploit this vu CVE-2023-63825.4The Master Slider – Responsive Touch Slider plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'ms_slide' sh CVE-2023-63837.5The Debug Log Manager WordPress plugin before 2.3.0 contains a Directory listing vulnerability was discovered, which allows you to download CVE-2023-63844.3The WP User Profile Avatar WordPress plugin before 1.0.1 does not properly check for authorisation, allowing authors to delete and update ar CVE-2023-63854.3The WordPress Ping Optimizer WordPress plugin through 2.35.1.3.0 does not have CSRF checks in some places, which could allow attackers to ma CVE-2023-63867.5A denial of service vulnerability was identified in GitLab CE/EE, affecting all versions from 15.11 prior to 16.6.7, 16.7 prior to 16.7.5 an CVE-2023-63877.5A potential buffer overflow exists in the Bluetooth LE HCI CPC sample application in the Gecko SDK which may result in a denial of service o CVE-2023-63885.0Suite CRM version 7.14.2 allows making arbitrary HTTP requests through the vulnerable server. This is possible because the application is v CVE-2023-63896.1The WordPress Toolbar WordPress plugin through 2.2.6 redirects to any URL via the "wptbto" parameter. This makes it possible for unauthentic