gsd-2020-8648
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
There is a use-after-free vulnerability in the Linux kernel through 5.5.2 in the n_tty_receive_buf_common function in drivers/tty/n_tty.c.
Aliases
Aliases
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"alias": "CVE-2020-8648",
"description": "There is a use-after-free vulnerability in the Linux kernel through 5.5.2 in the n_tty_receive_buf_common function in drivers/tty/n_tty.c.",
"id": "GSD-2020-8648",
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"https://www.debian.org/security/2020/dsa-4698",
"https://access.redhat.com/errata/RHSA-2021:3522",
"https://access.redhat.com/errata/RHSA-2021:3320",
"https://access.redhat.com/errata/RHSA-2021:2316",
"https://access.redhat.com/errata/RHSA-2021:2314",
"https://access.redhat.com/errata/RHSA-2020:4609",
"https://access.redhat.com/errata/RHSA-2020:4431",
"https://ubuntu.com/security/CVE-2020-8648",
"https://advisories.mageia.org/CVE-2020-8648.html",
"https://alas.aws.amazon.com/cve/html/CVE-2020-8648.html",
"https://linux.oracle.com/cve/CVE-2020-8648.html"
]
},
"gsd": {
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"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
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"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 3.6,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 3.9,
"impactScore": 4.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "LOW",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.1,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
"version": "3.1"
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"exploitabilityScore": 1.8,
"impactScore": 5.2
}
},
"lastModifiedDate": "2022-07-28T00:08Z",
"publishedDate": "2020-02-06T01:15Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- 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.