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.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact Low

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

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

No data.

No data.

References
Link Providers
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/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://nvd.nist.gov/vuln/detail/CVE-2025-62231 cve-icon
https://www.cve.org/CVERecord?id=CVE-2025-62231 cve-icon
History

Thu, 04 Dec 2025 17:15:00 +0000

Type Values Removed Values Added
References

Thu, 04 Dec 2025 11:00:00 +0000

Type Values Removed Values Added
CPEs cpe:/a:redhat:rhel_eus:9.4::crb
References

Thu, 04 Dec 2025 08:00:00 +0000

Type Values Removed Values Added
References

Wed, 03 Dec 2025 15:45:00 +0000

Type Values Removed Values Added
CPEs cpe:/o:redhat:rhel_els:6
References

Mon, 01 Dec 2025 19:00:00 +0000

Type Values Removed Values Added
References

Mon, 01 Dec 2025 07:00:00 +0000

Type Values Removed Values Added
References

Wed, 26 Nov 2025 07:30:00 +0000

Type Values Removed Values Added
First Time appeared Redhat rhel Eus Long Life
CPEs cpe:/a:redhat:rhel_aus:8.4::appstream
cpe:/a:redhat:rhel_eus_long_life:8.4::appstream
Vendors & Products Redhat rhel Eus Long Life
References

Wed, 26 Nov 2025 05:45:00 +0000

Type Values Removed Values Added
CPEs cpe:/a:redhat:rhel_e4s:8.8::appstream
cpe:/a:redhat:rhel_tus:8.8::appstream
References

Tue, 25 Nov 2025 17:45:00 +0000

Type Values Removed Values Added
CPEs cpe:/o:redhat:enterprise_linux:7
References

Tue, 25 Nov 2025 13:15:00 +0000

Type Values Removed Values Added
CPEs cpe:/a:redhat:rhel_aus:8.2::appstream
References

Tue, 25 Nov 2025 10:45:00 +0000

Type Values Removed Values Added
First Time appeared Redhat rhel Els
CPEs cpe:/o:redhat:rhel_els:7
Vendors & Products Redhat rhel Els
References

Tue, 25 Nov 2025 09:00:00 +0000

Type Values Removed Values Added
First Time appeared Redhat rhel Eus
CPEs cpe:/a:redhat:rhel_eus:9.4::appstream
Vendors & Products Redhat rhel Eus
References

Tue, 25 Nov 2025 08:45:00 +0000

Type Values Removed Values Added
CPEs cpe:/a:redhat:rhel_e4s:9.2::appstream
References

Tue, 25 Nov 2025 08:30:00 +0000

Type Values Removed Values Added
CPEs cpe:/a:redhat:rhel_e4s:9.0::appstream
References

Tue, 25 Nov 2025 08:00:00 +0000

Type Values Removed Values Added
First Time appeared Redhat rhel Aus
Redhat rhel E4s
Redhat rhel Tus
CPEs cpe:/a:redhat:rhel_aus:8.6::appstream
cpe:/a:redhat:rhel_e4s:8.6::appstream
cpe:/a:redhat:rhel_tus:8.6::appstream
Vendors & Products Redhat rhel Aus
Redhat rhel E4s
Redhat rhel Tus
References

Tue, 11 Nov 2025 20:45:00 +0000

Type Values Removed Values Added
References

Tue, 11 Nov 2025 20:00:00 +0000

Type Values Removed Values Added
CPEs cpe:/o:redhat:enterprise_linux:10.1
References

Tue, 11 Nov 2025 16:45:00 +0000

Type Values Removed Values Added
References

Thu, 06 Nov 2025 13:30:00 +0000

Type Values Removed Values Added
CPEs cpe:/o:redhat:enterprise_linux:8
References

Tue, 04 Nov 2025 22:30:00 +0000

Type Values Removed Values Added
References

Tue, 04 Nov 2025 10:45:00 +0000

Type Values Removed Values Added
CPEs cpe:/o:redhat:enterprise_linux:9
References

Mon, 03 Nov 2025 18:30:00 +0000

Type Values Removed Values Added
References

Mon, 03 Nov 2025 16:15:00 +0000

Type Values Removed Values Added
References

Mon, 03 Nov 2025 10:30:00 +0000

Type Values Removed Values Added
CPEs cpe:/o:redhat:enterprise_linux:10 cpe:/a:redhat:enterprise_linux:9::appstream
cpe:/a:redhat:enterprise_linux:9::crb
cpe:/o:redhat:enterprise_linux:10.0
References

Mon, 03 Nov 2025 09:15:00 +0000

Type Values Removed Values Added
CPEs cpe:/a:redhat:enterprise_linux:8::appstream
cpe:/a:redhat:enterprise_linux:8::crb
References

Thu, 30 Oct 2025 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 30 Oct 2025 12:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

 threat_severity

Moderate

Thu, 30 Oct 2025 06:00:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

 cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H'}

Thu, 30 Oct 2025 05:15:00 +0000

Type Values Removed Values Added
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.
Title Xorg: xmayland: value overflow in xkbsetcompatmap()
First Time appeared Redhat
Redhat enterprise Linux
Weaknesses CWE-190
CPEs cpe:/o:redhat:enterprise_linux:10
cpe:/o:redhat:enterprise_linux:6
cpe:/o:redhat:enterprise_linux:7
cpe:/o:redhat:enterprise_linux:8
cpe:/o:redhat:enterprise_linux:9
Vendors & Products Redhat
Redhat enterprise Linux
References
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2025-10-30T05:08:32.155Z

Updated: 2025-12-04T16:55:11.351Z

Reserved: 2025-10-09T04:46:44.074Z

Link: CVE-2025-62231

cve-icon Vulnrichment

Updated: 2025-11-04T21:14:19.743Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-10-30T05:15:39.120

Modified: 2025-12-04T17:15:56.163

Link: CVE-2025-62231

cve-icon Redhat

Severity : Moderate

Publid Date: 2025-10-29T00:00:00Z

Links: CVE-2025-62231 - Bugzilla