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{
"id": "CVE-2023-0459",
"sourceIdentifier": "cve-coordination@google.com",
"published": "2023-05-25T14:15:09.603",
"lastModified": "2023-05-25T15:58:29.613",
"vulnStatus": "Awaiting Analysis",
"descriptions": [
{
"lang": "en",
"value": "Copy_from_user on 64-bit versions of the Linux kernel does not implement the __uaccess_begin_nospec allowing a user to bypass the \"access_ok\" check and pass a kernel pointer to copy_from_user(). This would allow an attacker to leak information. We recommend upgrading beyond commit\u00a074e19ef0ff8061ef55957c3abd71614ef0f42f47"
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "cve-coordination@google.com",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM"
},
"exploitabilityScore": 2.8,
"impactScore": 3.6
}
]
},
"weaknesses": [
{
"source": "cve-coordination@google.com",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-763"
}
]
}
],
"references": [
{
"url": "https://github.com/torvalds/linux/commit/4b842e4e25b12951fa10dedb4bc16bc47e3b850c",
"source": "cve-coordination@google.com"
},
{
"url": "https://github.com/torvalds/linux/commit/74e19ef0ff8061ef55957c3abd71614ef0f42f47",
"source": "cve-coordination@google.com"
}
]
}