7.3
High
CVE-2025-62230 Xorg: xwayland: use-after-free in xkb client resource removal
Description
A flaw was discovered in the X.Org X server’s X Keyboard (Xkb) extension when handling client resource cleanup. The software frees certain data structures without properly detaching related resources, leading to a use-after-free condition. This can cause memory corruption or a crash when affected clients disconnect.
CVSS 3.1 detail
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:HExploitable with local access to the machine, with an ordinary account and without any user action; an attacker can seriously compromise confidentiality, integrity or availability.
- Attack vector
- Local
- Attack complexity
- Low
- Privileges required
- Low
- Interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- Low
- Availability
- High
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| xwayland 24.1 | earliest → < 24.1.9 | 24.1.9 |
| Red Hat Enterprise Linux 10 | Versions not published | |
| Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION | Versions not published | |
| Red Hat Enterprise Linux 7 Extended Lifecycle Support | Versions not published | |
| Red Hat Enterprise Linux 8 | Versions not published | |
| Red Hat Enterprise Linux 8.2 Advanced Update Support | Versions not published | |
| Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support | Versions not published | |
| Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On | Versions not published | |
| Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support | Versions not published |
Show the 9 other branches Hide the 9 other branches
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat Enterprise Linux 8.6 Telecommunications Update Service | Versions not published | |
| Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions | Versions not published | |
| Red Hat Enterprise Linux 8.8 Telecommunications Update Service | Versions not published | |
| Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions | Versions not published | |
| Red Hat Enterprise Linux 9 | Versions not published | |
| Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions | Versions not published | |
| Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions | Versions not published | |
| Red Hat Enterprise Linux 9.4 Extended Update Support | Versions not published | |
| Red Hat Enterprise Linux 6 | Versions not published |
Other CVEs of xwayland
The 22 CVEs of xwayland →
CVE-2026-93536
X.Org Server GestureBuildSprite Use-After-Free
5.3
Medium
CVE-2026-93524
X.Org Server XKB SetMap Key Width/Action Count Desync Out-Of-Bounds Read
6.9
Medium
CVE-2026-93523
X.Org Server XInput2 PassiveUngrabDevice Out-of-Bounds Write
7.8
High
CVE-2026-93522
X.Org Server Glamor CopyArea Heap Buffer Overflow
7.8
High