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vuln-cve/data/2021/47xxx/CVE-2021-47503.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2021-47503",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2024-05-22T06:20:56.205Z",
"datePublished": "2024-05-24T15:01:50.358Z",
"dateUpdated": "2026-05-11T13:55:54.579Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-11T13:55:54.579Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: pm80xx: Do not call scsi_remove_host() in pm8001_alloc()\n\nCalling scsi_remove_host() before scsi_add_host() results in a crash:\n\n BUG: kernel NULL pointer dereference, address: 0000000000000108\n RIP: 0010:device_del+0x63/0x440\n Call Trace:\n device_unregister+0x17/0x60\n scsi_remove_host+0xee/0x2a0\n pm8001_pci_probe+0x6ef/0x1b90 [pm80xx]\n local_pci_probe+0x3f/0x90\n\nWe cannot call scsi_remove_host() in pm8001_alloc() because scsi_add_host()\nhas not been called yet at that point in time.\n\nFunction call tree:\n\n pm8001_pci_probe()\n |\n `- pm8001_pci_alloc()\n | |\n | `- pm8001_alloc()\n | |\n | `- scsi_remove_host()\n |\n `- scsi_add_host()"
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/scsi/pm8001/pm8001_init.c"
],
"versions": [
{
"version": "05c6c029a44d9f43715577e33e95eba87f44d285",
"lessThan": "1e434d2687e8bc0b3cdc9dd093c0e9047c0b4add",
"status": "affected",
"versionType": "git"
},
{
"version": "05c6c029a44d9f43715577e33e95eba87f44d285",
"lessThan": "f8dccc1bdea7e21b5ec06c957aef8831c772661c",
"status": "affected",
"versionType": "git"
},
{
"version": "05c6c029a44d9f43715577e33e95eba87f44d285",
"lessThan": "653926205741add87a6cf452e21950eebc6ac10b",
"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/scsi/pm8001/pm8001_init.c"
],
"versions": [
{
"version": "5.10",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.10",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.85",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.8",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.16",
"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": "5.10",
"versionEndExcluding": "5.10.85"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.10",
"versionEndExcluding": "5.15.8"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.10",
"versionEndExcluding": "5.16"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/1e434d2687e8bc0b3cdc9dd093c0e9047c0b4add"
},
{
"url": "https://git.kernel.org/stable/c/f8dccc1bdea7e21b5ec06c957aef8831c772661c"
},
{
"url": "https://git.kernel.org/stable/c/653926205741add87a6cf452e21950eebc6ac10b"
}
],
"title": "scsi: pm80xx: Do not call scsi_remove_host() in pm8001_alloc()",
"x_generator": {
"engine": "bippy-1.2.0"
}
},
"adp": [
{
"problemTypes": [
{
"descriptions": [
{
"type": "CWE",
"cweId": "CWE-476",
"lang": "en",
"description": "CWE-476 NULL Pointer Dereference"
}
]
}
],
"affected": [
{
"vendor": "linux",
"product": "linux_kernel",
"cpes": [
"cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"versions": [
{
"version": "05c6c029a44d",
"status": "affected",
"lessThan": "1e434d2687e8 ",
"versionType": "custom"
}
]
},
{
"vendor": "linux",
"product": "linux_kernel",
"cpes": [
"cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"versions": [
{
"version": "05c6c029a44d",
"status": "affected",
"lessThan": "f8dccc1bdea7 ",
"versionType": "custom"
}
]
},
{
"vendor": "linux",
"product": "linux_kernel",
"cpes": [
"cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"versions": [
{
"version": "f8dccc1bdea7 ",
"status": "affected",
"lessThan": "653926205741 ",
"versionType": "custom"
}
]
},
{
"vendor": "linux",
"product": "linux_kernel",
"cpes": [
"cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"versions": [
{
"version": "0",
"status": "unaffected",
"lessThan": "5.10",
"versionType": "custom"
}
]
},
{
"vendor": "linux",
"product": "linux_kernel",
"cpes": [
"cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"versions": [
{
"version": "5.10.85",
"status": "unaffected",
"lessThan": "5.11",
"versionType": "custom"
}
]
},
{
"vendor": "linux",
"product": "linux_kernel",
"cpes": [
"cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"versions": [
{
"version": "5.15.8",
"status": "unaffected",
"lessThanOrEqual": "5.16",
"versionType": "custom"
}
]
},
{
"vendor": "linux",
"product": "linux_kernel",
"cpes": [
"cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"versions": [
{
"version": "5.16",
"status": "unaffected"
}
]
},
{
"vendor": "linux",
"product": "linux_kernel",
"cpes": [
"cpe:2.3:o:linux:linux_kernel:5.10:-:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"versions": [
{
"version": "5.10",
"status": "affected"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 6.2,
"attackVector": "LOCAL",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "NONE"
}
},
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2024-05-28T15:53:11.089005Z",
"id": "CVE-2021-47503",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2024-06-06T19:58:15.985Z"
}
},
{
"providerMetadata": {
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE",
"dateUpdated": "2024-08-04T05:39:59.785Z"
},
"title": "CVE Program Container",
"references": [
{
"url": "https://git.kernel.org/stable/c/1e434d2687e8bc0b3cdc9dd093c0e9047c0b4add",
"tags": [
"x_transferred"
]
},
{
"url": "https://git.kernel.org/stable/c/f8dccc1bdea7e21b5ec06c957aef8831c772661c",
"tags": [
"x_transferred"
]
},
{
"url": "https://git.kernel.org/stable/c/653926205741add87a6cf452e21950eebc6ac10b",
"tags": [
"x_transferred"
]
}
]
}
]
}
}