FKIE_CVE-2021-47216
Vulnerability from fkie_nvd - Published: 2024-04-10 19:15 - Updated: 2026-06-17 04:16
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved:
scsi: advansys: Fix kernel pointer leak
Pointers should be printed with %p or %px rather than cast to 'unsigned
long' and printed with %lx.
Change %lx to %p to print the hashed pointer.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * |
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"drivers/scsi/advansys.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"lessThan": "06d7d12efb5c62db9dea15141ae2b322c2719515",
"status": "affected",
"version": "31491e1ac425edc6b80a670a71ac8d2dfdd78417",
"versionType": "git"
},
{
"lessThan": "ad19f7046c24f95c674fbea21870479b2b9f5bab",
"status": "affected",
"version": "31491e1ac425edc6b80a670a71ac8d2dfdd78417",
"versionType": "git"
},
{
"lessThan": "5612287991debe310c914600599bd59511ababfb",
"status": "affected",
"version": "31491e1ac425edc6b80a670a71ac8d2dfdd78417",
"versionType": "git"
},
{
"lessThan": "f5a0ba4a9b5e70e7b2f767636d26523f9d1ac59d",
"status": "affected",
"version": "31491e1ac425edc6b80a670a71ac8d2dfdd78417",
"versionType": "git"
},
{
"lessThan": "cc248790bfdcf879e3094fa248c85bf92cdf9dae",
"status": "affected",
"version": "31491e1ac425edc6b80a670a71ac8d2dfdd78417",
"versionType": "git"
},
{
"lessThan": "055eced3edf5b675d12189081303f6285ef26511",
"status": "affected",
"version": "31491e1ac425edc6b80a670a71ac8d2dfdd78417",
"versionType": "git"
},
{
"lessThan": "27490ae6a85a70242d80615ca74d0362a820d6a7",
"status": "affected",
"version": "31491e1ac425edc6b80a670a71ac8d2dfdd78417",
"versionType": "git"
},
{
"lessThan": "d4996c6eac4c81b8872043e9391563f67f13e406",
"status": "affected",
"version": "31491e1ac425edc6b80a670a71ac8d2dfdd78417",
"versionType": "git"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"drivers/scsi/advansys.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "3.10"
},
{
"lessThan": "3.10",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "4.4.*",
"status": "unaffected",
"version": "4.4.293",
"versionType": "semver"
},
{
"lessThanOrEqual": "4.9.*",
"status": "unaffected",
"version": "4.9.291",
"versionType": "semver"
},
{
"lessThanOrEqual": "4.14.*",
"status": "unaffected",
"version": "4.14.256",
"versionType": "semver"
},
{
"lessThanOrEqual": "4.19.*",
"status": "unaffected",
"version": "4.19.218",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"version": "5.4.162",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"version": "5.10.82",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"version": "5.15.5",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "5.16",
"versionType": "original_commit_for_fix"
}
]
}
],
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "83024F84-4857-4CAF-957E-C14804BAC4AF",
"versionEndExcluding": "4.4.293",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "8B1EE39E-FE30-4B7D-A26F-631135BCBB3F",
"versionEndExcluding": "4.9.291",
"versionStartIncluding": "4.5",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "FCEB92FF-21BF-4F75-ACA1-6AE1D51A79FC",
"versionEndExcluding": "4.14.256",
"versionStartIncluding": "4.10",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "4F85F433-5DEA-47D3-B07E-3B1AC474D6E0",
"versionEndExcluding": "4.19.218",
"versionStartIncluding": "4.15",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "51A152D8-D5CE-47BD-9041-DEE164DCE99D",
"versionEndExcluding": "5.4.162",
"versionStartIncluding": "4.20",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "AE501832-500C-4EF1-9489-5C13674F619D",
"versionEndExcluding": "5.10.82",
"versionStartIncluding": "5.5",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "2128A085-4C0C-4C1E-9E9C-0DD868E2170F",
"versionEndExcluding": "5.15.5",
"versionStartIncluding": "5.11",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: advansys: Fix kernel pointer leak\n\nPointers should be printed with %p or %px rather than cast to \u0027unsigned\nlong\u0027 and printed with %lx.\n\nChange %lx to %p to print the hashed pointer."
},
{
"lang": "es",
"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: scsi: advansys: Fix kernel pointer leak Los punteros se deben imprimir con %p o %px en lugar de convertirse en \u0027unsigned long\u0027 e imprimirse con %lx. Cambie %lx a %p para imprimir el puntero con hash."
}
],
"id": "CVE-2021-47216",
"lastModified": "2026-06-17T04:16:55.743",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2021-47216",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-09-10T15:49:48.927137Z",
"version": "2.0.3"
}
}
]
},
"published": "2024-04-10T19:15:48.770",
"references": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/055eced3edf5b675d12189081303f6285ef26511"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/06d7d12efb5c62db9dea15141ae2b322c2719515"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/27490ae6a85a70242d80615ca74d0362a820d6a7"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/5612287991debe310c914600599bd59511ababfb"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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],
"url": "https://git.kernel.org/stable/c/ad19f7046c24f95c674fbea21870479b2b9f5bab"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"Patch"
],
"url": "https://git.kernel.org/stable/c/cc248790bfdcf879e3094fa248c85bf92cdf9dae"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/d4996c6eac4c81b8872043e9391563f67f13e406"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/f5a0ba4a9b5e70e7b2f767636d26523f9d1ac59d"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
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],
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},
{
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"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/06d7d12efb5c62db9dea15141ae2b322c2719515"
},
{
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"tags": [
"Patch"
],
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},
{
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"tags": [
"Patch"
],
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},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/ad19f7046c24f95c674fbea21870479b2b9f5bab"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/cc248790bfdcf879e3094fa248c85bf92cdf9dae"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/d4996c6eac4c81b8872043e9391563f67f13e406"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/f5a0ba4a9b5e70e7b2f767636d26523f9d1ac59d"
}
],
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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