Description

A flaw was identified in the X.Org X server’s X Keyboard (Xkb) extension where improper bounds checking in the XkbSetCompatMap() function can cause an unsigned short overflow. If an attacker sends specially crafted input data, the value calculation may overflow, leading to memory corruption or a crash.

INFO

Published Date :

2025-10-30T05:08:32.155Z

Last Modified :

2026-04-20T13:50:20.474Z

Source :

redhat
AFFECTED PRODUCTS

The following products are affected by CVE-2025-62231 vulnerability.

Vendors Products
Redhat
  • Enterprise Linux
  • Rhel Aus
  • Rhel E4s
  • Rhel Els
  • Rhel Eus
  • Rhel Eus Long Life
  • Rhel Tus
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-62231.

URL Resource
http://www.openwall.com/lists/oss-security/2025/10/28/7 cve-icon
https://access.redhat.com/errata/RHSA-2025:19432 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:19433 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:19434 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:19435 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:19489 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:19623 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:19909 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:20958 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:20960 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:20961 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:21035 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:22040 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:22041 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:22051 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:22055 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:22056 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:22077 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:22096 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:22164 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:22167 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:22364 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:22365 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:22426 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:22427 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:22667 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:22729 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:22742 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2025:22753 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:0031 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:0033 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:0034 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:0035 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:0036 cve-icon cve-icon
https://access.redhat.com/security/cve/CVE-2025-62231 cve-icon cve-icon
https://bugzilla.redhat.com/show_bug.cgi?id=2402660 cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2025/10/msg00033.html cve-icon
https://lists.x.org/archives/xorg-announce/2025-October/003635.html cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2025-62231 cve-icon
https://www.cve.org/CVERecord?id=CVE-2025-62231 cve-icon
Login to claim this CVE

CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact