fkie_cve-2020-27194
Vulnerability from fkie_nvd
Published
2020-10-16 21:15
Modified
2024-11-21 05:20
Severity ?
Summary
An issue was discovered in the Linux kernel before 5.8.15. scalar32_min_max_or in kernel/bpf/verifier.c mishandles bounds tracking during use of 64-bit values, aka CID-5b9fbeb75b6a.
References
| URL | Tags | ||
|---|---|---|---|
| cve@mitre.org | https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.15 | Release Notes, Vendor Advisory | |
| cve@mitre.org | https://github.com/torvalds/linux/commit/5b9fbeb75b6a98955f628e205ac26689bcb1383e | Patch, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.15 | Release Notes, Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://github.com/torvalds/linux/commit/5b9fbeb75b6a98955f628e205ac26689bcb1383e | Patch, Third Party Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| linux | linux_kernel | * |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "9BF3F4F2-5281-41EC-9471-4C35FCDDC7AA",
"versionEndExcluding": "5.8.15",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An issue was discovered in the Linux kernel before 5.8.15. scalar32_min_max_or in kernel/bpf/verifier.c mishandles bounds tracking during use of 64-bit values, aka CID-5b9fbeb75b6a."
},
{
"lang": "es",
"value": "Se detect\u00f3 un problema en el kernel de Linux versiones anteriores a 5.8.15.\u0026#xa0;La funci\u00f3n scalar32_min_max_or en el archivo kernel/bpf/verifier.c, maneja inapropiadamente el seguimiento de l\u00edmites durante el uso de valores de 64 bits, tambi\u00e9n se conoce como CID-5b9fbeb75b6a"
}
],
"id": "CVE-2020-27194",
"lastModified": "2024-11-21T05:20:50.820",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "LOW",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 2.1,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 3.9,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
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"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"
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},
"published": "2020-10-16T21:15:14.567",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.15"
},
{
"source": "cve@mitre.org",
"tags": [
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"url": "https://github.com/torvalds/linux/commit/5b9fbeb75b6a98955f628e205ac26689bcb1383e"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
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"url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.15"
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"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
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"description": [
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"lang": "en",
"value": "CWE-681"
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],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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