CVE-2025-62230
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- CVE-2025-62230
CVE Details
| Release Date: | 2025-10-30 | |
| Impact: | Moderate | What is this? |
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.
See more information about CVE-2025-62230 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
CVSS v3 metrics
| Base Score: | 7.3 |
| Vector String: | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H |
| Version: | 3.1 |
| Attack Vector: | Local |
| Attack Complexity: | Low |
| Privileges Required: | Low |
| User Interaction: | None |
| Scope: | Unchanged |
| Confidentiality Impact: | High |
| Integrity Impact: | Low |
| Availability Impact: | High |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 10 (xorg-x11-server-Xwayland) | ELSA-2025-19435 | 2025-11-03 |
| Oracle Linux version 8 (xorg-x11-server) | ELSA-2025-19434 | 2025-11-03 |
| Oracle Linux version 8 (xorg-x11-server-Xwayland) | ELSA-2025-19432 | 2025-11-03 |
| Oracle Linux version 9 (tigervnc) | ELSA-2025-19489 | 2025-11-03 |
| Oracle Linux version 9 (xorg-x11-server) | ELSA-2025-19433 | 2025-11-03 |
| Oracle Linux version 9 (xorg-x11-server-Xwayland) | ELSA-2025-19623 | 2025-11-04 |
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