CVE-2025-39970
Full vulnerability record from the local CVENow database.
Description
In the Linux kernel, the following vulnerability has been resolved: i40e: fix input validation logic for action_meta Fix condition to check 'greater or equal' to prevent OOB dereference.
Severity
HIGH
CVSS score
8.8
(v3.1)
Vulnerability status
Deferred
Source identifier
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Published
2025-10-15 08:15:34.620000
Last modified
2026-10-19 21:10:00.160000
View original CVE JSON
{
"id": "CVE-2025-39970",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2025-10-15T08:15:34.620",
"lastModified": "2026-10-19T21:10:00.160",
"vulnStatus": "Deferred",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ni40e: fix input validation logic for action_meta\n\nFix condition to check 'greater or equal' to prevent OOB dereference."
},
{
"lang": "es",
"value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\ni40e: corregir la lógica de validación de entrada para action_meta\n\nCorregir la condición para verificar 'mayor o igual' para prevenir la desreferenciación fuera de límites."
}
],
"affected": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"affectedData": [
{
"vendor": "Linux",
"product": "Linux",
"defaultStatus": "unaffected",
"programFiles": [
"drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"versions": [
{
"version": "e284fc280473bed23f2e1ed324e102a48f7d17e1",
"lessThan": "a88c1b2746eccf00e2094b187945f0f1e990b400",
"versionType": "git",
"status": "affected"
},
{
"version": "e284fc280473bed23f2e1ed324e102a48f7d17e1",
"lessThan": "28465770ca3b694286ff9ed6dfd558413f57d98f",
"versionType": "git",
"status": "affected"
},
{
"version": "e284fc280473bed23f2e1ed324e102a48f7d17e1",
"lessThan": "f8c8e11825b24661596fa8db2f0981ba17ed0817",
"versionType": "git",
"status": "affected"
},
{
"version": "e284fc280473bed23f2e1ed324e102a48f7d17e1",
"lessThan": "461e0917eedcd159d87f3ea846754a1e07d7e78a",
"versionType": "git",
"status": "affected"
},
{
"version": "e284fc280473bed23f2e1ed324e102a48f7d17e1",
"lessThan": "3883e9702b6a4945e93b16c070f338a9f5b496f9",
"versionType": "git",
"status": "affected"
},
{
"version": "e284fc280473bed23f2e1ed324e102a48f7d17e1",
"lessThan": "3118f41d8fa57b005f53ec3db2ba5eab1d7ba12b",
"versionType": "git",
"status": "affected"
},
{
"version": "e284fc280473bed23f2e1ed324e102a48f7d17e1",
"lessThan": "560e1683410585fbd5df847f43433c4296f0d222",
"versionType": "git",
"status": "affected"
},
{
"version": "e284fc280473bed23f2e1ed324e102a48f7d17e1",
"lessThan": "9739d5830497812b0bdeaee356ddefbe60830b88",
"versionType": "git",
"status": "affected"
}
]
},
{
"vendor": "Linux",
"product": "Linux",
"defaultStatus": "affected",
"programFiles": [
"drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"versions": [
{
"version": "4.17",
"status": "affected"
},
{
"version": "0",
"lessThan": "4.17",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "5.4.300",
"lessThanOrEqual": "5.4.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "5.10.245",
"lessThanOrEqual": "5.10.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "5.15.194",
"lessThanOrEqual": "5.15.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.1.155",
"lessThanOrEqual": "6.1.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.6.109",
"lessThanOrEqual": "6.6.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.12.50",
"lessThanOrEqual": "6.12.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.16.10",
"lessThanOrEqual": "6.16.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.17",
"lessThanOrEqual": "*",
"versionType": "original_commit_for_fix",
"status": "unaffected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "CHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 2.0,
"impactScore": 6.0
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-10-15T21:55:27.622516Z",
"id": "CVE-2025-39970",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"references": [
{
"url": "https://git.kernel.org/stable/c/28465770ca3b694286ff9ed6dfd558413f57d98f",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/3118f41d8fa57b005f53ec3db2ba5eab1d7ba12b",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/3883e9702b6a4945e93b16c070f338a9f5b496f9",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/461e0917eedcd159d87f3ea846754a1e07d7e78a",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/560e1683410585fbd5df847f43433c4296f0d222",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/9739d5830497812b0bdeaee356ddefbe60830b88",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/a88c1b2746eccf00e2094b187945f0f1e990b400",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/f8c8e11825b24661596fa8db2f0981ba17ed0817",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}
]
}