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vuln-cve/data/2022/48xxx/CVE-2022-48670.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2022-48670",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2024-02-25T13:44:28.321Z",
"datePublished": "2024-05-03T14:49:54.401Z",
"dateUpdated": "2026-08-12T23:57:16.011Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-08-12T23:57:16.011Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\npeci: cpu: Fix use-after-free in adev_release()\n\nWhen auxiliary_device_add() returns an error, auxiliary_device_uninit()\nis called, which causes refcount for device to be decremented and\n.release callback will be triggered.\n\nBecause adev_release() re-calls auxiliary_device_uninit(), it will cause\nuse-after-free:\n[ 1269.455172] WARNING: CPU: 0 PID: 14267 at lib/refcount.c:28 refcount_warn_saturate+0x110/0x15\n[ 1269.464007] refcount_t: underflow; use-after-free."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/peci/cpu.c"
],
"versions": [
{
"version": "93e1821c80f9460c8931dc4bc090ede794f966cd",
"lessThan": "c87f1f99e26ea4ae08cabe753ae98e5626bdba89",
"status": "affected",
"versionType": "git"
},
{
"version": "93e1821c80f9460c8931dc4bc090ede794f966cd",
"lessThan": "1c11289b34ab67ed080bbe0f1855c4938362d9cf",
"status": "affected",
"versionType": "git"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/peci/cpu.c"
],
"versions": [
{
"version": "5.18",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.18",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.19.10",
"lessThanOrEqual": "5.19.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.0",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.18",
"versionEndExcluding": "5.19.10"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.18",
"versionEndExcluding": "6.0"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/c87f1f99e26ea4ae08cabe753ae98e5626bdba89"
},
{
"url": "https://git.kernel.org/stable/c/1c11289b34ab67ed080bbe0f1855c4938362d9cf"
}
],
"title": "peci: cpu: Fix use-after-free in adev_release()",
"x_generator": {
"engine": "bippy-1.2.0"
}
},
"adp": [
{
"problemTypes": [
{
"descriptions": [
{
"type": "CWE",
"cweId": "CWE-416",
"lang": "en",
"description": "CWE-416 Use After Free"
}
]
}
],
"affected": [
{
"vendor": "linux",
"product": "linux_kernel",
"cpes": [
"cpe:2.3:a:linux:linux_kernel:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"versions": [
{
"version": "-1da177e4c3f4",
"status": "affected"
}
]
},
{
"vendor": "linux",
"product": "linux_kernel",
"cpes": [
"cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"versions": [
{
"version": "-5.19.10",
"status": "unaffected"
}
]
},
{
"vendor": "linux",
"product": "linux_kernel",
"cpes": [
"cpe:2.3:a:linux:linux_kernel:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"versions": [
{
"version": "-6.0",
"status": "unaffected"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7.8,
"attackVector": "LOCAL",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "HIGH"
}
},
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2025-02-04T17:01:16.055675Z",
"id": "CVE-2022-48670",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2025-02-04T17:01:33.181Z"
}
},
{
"providerMetadata": {
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE",
"dateUpdated": "2024-08-03T15:17:55.773Z"
},
"title": "CVE Program Container",
"references": [
{
"url": "https://git.kernel.org/stable/c/c87f1f99e26ea4ae08cabe753ae98e5626bdba89",
"tags": [
"x_transferred"
]
},
{
"url": "https://git.kernel.org/stable/c/1c11289b34ab67ed080bbe0f1855c4938362d9cf",
"tags": [
"x_transferred"
]
}
]
}
]
}
}