Red Hat Security Advisory: xorg-x11-server-Xwayland security update
Xwayland is an X server for running X clients under Wayland. Security Fix(es): * xorg: xmayland: Use-after-free in XPresentNotify structure creation (CVE-2025-62229) * xorg: xwayland: Use-after-free in Xkb client resource removal (CVE-2025-62230) * xorg: xmayland: Value overflow in XkbSetCompatMap() (CVE-2025-62231) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
AI Analysis
Technical Summary
This advisory covers three vulnerabilities in xorg-x11-server-Xwayland: CVE-2025-62229 is a use-after-free in XPresentNotify structure creation; CVE-2025-62230 is a use-after-free in Xkb client resource removal; and CVE-2025-62231 is a value overflow in XkbSetCompatMap(). These issues affect the Xwayland component used to run X clients under Wayland in Red Hat Enterprise Linux 10 and related products. Red Hat has issued a security update to address these vulnerabilities. The vulnerabilities are categorized under CWE-416 (Use After Free) and CWE-190 (Integer Overflow).
Potential Impact
The vulnerabilities could lead to memory corruption conditions such as use-after-free and integer overflow within the Xwayland server, potentially causing crashes or other unintended behavior. The exact impact details and exploitation scenarios are not provided in the advisory. Red Hat rates the security impact as moderate.
Mitigation Recommendations
Red Hat has released an official security update for xorg-x11-server-Xwayland in Red Hat Enterprise Linux 10 and related CodeReady Linux Builder products. Users should apply the update as described in the Red Hat advisory RHSA-2025:19435 to remediate these vulnerabilities. Patch status is confirmed by the vendor advisory. No additional mitigation steps are indicated.
Red Hat Security Advisory: xorg-x11-server-Xwayland security update
Description
Xwayland is an X server for running X clients under Wayland. Security Fix(es): * xorg: xmayland: Use-after-free in XPresentNotify structure creation (CVE-2025-62229) * xorg: xwayland: Use-after-free in Xkb client resource removal (CVE-2025-62230) * xorg: xmayland: Value overflow in XkbSetCompatMap() (CVE-2025-62231) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected software
pkg:rpm/redhat/xorg-x11-server-XwaylandRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This advisory covers three vulnerabilities in xorg-x11-server-Xwayland: CVE-2025-62229 is a use-after-free in XPresentNotify structure creation; CVE-2025-62230 is a use-after-free in Xkb client resource removal; and CVE-2025-62231 is a value overflow in XkbSetCompatMap(). These issues affect the Xwayland component used to run X clients under Wayland in Red Hat Enterprise Linux 10 and related products. Red Hat has issued a security update to address these vulnerabilities. The vulnerabilities are categorized under CWE-416 (Use After Free) and CWE-190 (Integer Overflow).
Potential Impact
The vulnerabilities could lead to memory corruption conditions such as use-after-free and integer overflow within the Xwayland server, potentially causing crashes or other unintended behavior. The exact impact details and exploitation scenarios are not provided in the advisory. Red Hat rates the security impact as moderate.
Mitigation Recommendations
Red Hat has released an official security update for xorg-x11-server-Xwayland in Red Hat Enterprise Linux 10 and related CodeReady Linux Builder products. Users should apply the update as described in the Red Hat advisory RHSA-2025:19435 to remediate these vulnerabilities. Patch status is confirmed by the vendor advisory. No additional mitigation steps are indicated.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2025:19435
- Cve Count
- 3
- Additional Cves
- ["CVE-2025-62230","CVE-2025-62231"]
Threat ID: 6a3da1df4853345fc182b3ed
Added to database: 06/25/2026, 21:47:11 UTC
Last enriched: 07/12/2026, 10:54:48 UTC
Last updated: 09/10/2026, 19:36:51 UTC
Views: 40
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