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CVE-2025-62231
Good to know:
Date: October 30, 2025
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.
Severity Score
Related Resources (35)
Severity Score
Weakness Type (CWE)
Integer Overflow or Wraparound
CWE-190Top Fix
Upgrade Version
Upgrade to version https://gitlab.freedesktop.org/xorg/xserver.git - xorg-server-21.1.19;https://gitlab.freedesktop.org/xorg/xserver.git - xwayland-24.1.9
CVSS v3.1
| Base Score: |
|
|---|---|
| Attack Vector (AV): | LOCAL |
| Attack Complexity (AC): | LOW |
| Privileges Required (PR): | LOW |
| User Interaction (UI): | NONE |
| Scope (S): | UNCHANGED |
| Confidentiality (C): | HIGH |
| Integrity (I): | LOW |
| Availability (A): | HIGH |