CVE-2025-62231
Full vulnerability record from the local CVENow database.
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.
Severity
HIGH
CVSS score
7.3
(v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2025-10-30 05:15:39.120000
Last modified
2026-11-05 17:17:18.613000
View original CVE JSON
{
"id": "CVE-2025-62231",
"sourceIdentifier": "[email protected]",
"published": "2025-10-30T05:15:39.120",
"lastModified": "2026-11-05T17:17:18.613",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "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."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
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"product": "Xwayland",
"defaultStatus": "unaffected",
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{
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"versionType": "semver",
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}
]
},
{
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}
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