vulnerability
Red Hat: CVE-2025-62231: xorg: xmayland: Value overflow in XkbSetCompatMap() (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 6 | (AV:L/AC:L/Au:S/C:C/I:P/A:C) | Oct 29, 2025 | Nov 4, 2025 | Jan 28, 2026 |
Severity
6
CVSS
(AV:L/AC:L/Au:S/C:C/I:P/A:C)
Published
Oct 29, 2025
Added
Nov 4, 2025
Modified
Jan 28, 2026
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.
Solutions
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References
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