fkie_cve-2020-36766
Vulnerability from fkie_nvd
Published
2023-09-18 09:15
Modified
2024-11-21 05:30
Severity ?
Summary
An issue was discovered in the Linux kernel before 5.8.6. drivers/media/cec/core/cec-api.c leaks one byte of kernel memory on specific hardware to unprivileged users, because of directly assigning log_addrs with a hole in the struct.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| linux | linux_kernel | * |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "1242AC2C-0562-494C-87D2-C588833C8287",
"versionEndExcluding": "5.8.6",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
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]
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],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An issue was discovered in the Linux kernel before 5.8.6. drivers/media/cec/core/cec-api.c leaks one byte of kernel memory on specific hardware to unprivileged users, because of directly assigning log_addrs with a hole in the struct."
},
{
"lang": "es",
"value": "Se descubri\u00f3 un problema en el kernel de Linux anterior a 5.8.6. drivers/media/cec/core/cec-api.c pierde un byte de memoria del kernel en hardware espec\u00edfico a usuarios sin privilegios, debido a la asignaci\u00f3n directa de log_addrs con un agujero en la estructura."
}
],
"id": "CVE-2020-36766",
"lastModified": "2024-11-21T05:30:15.533",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 3.3,
"baseSeverity": "LOW",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 1.4,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2023-09-18T09:15:07.693",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Release Notes"
],
"url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.6"
},
{
"source": "cve@mitre.org",
"tags": [
"Patch"
],
"url": "https://github.com/torvalds/linux/commit/6c42227c3467549ddc65efe99c869021d2f4a570"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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"url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.6"
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"source": "af854a3a-2127-422b-91ae-364da2661108",
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"url": "https://github.com/torvalds/linux/commit/6c42227c3467549ddc65efe99c869021d2f4a570"
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],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
],
"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.
- 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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