gsd-2021-33656
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
When setting font with malicous data by ioctl cmd PIO_FONT,kernel will write memory out of bounds.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-33656",
"description": "When setting font with malicous data by ioctl cmd PIO_FONT,kernel will write memory out of bounds.",
"id": "GSD-2021-33656",
"references": [
"https://www.suse.com/security/cve/CVE-2021-33656.html",
"https://ubuntu.com/security/CVE-2021-33656"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
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],
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"modified": "2023-12-13T01:23:18.146756Z",
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{
"name": "[oss-security] 20220719 CVE-2021-33656: Linux kernel: When setting font with malicous data by ioctl cmd PIO_FONT,kernel will write memory out of bounds.(\u003c5.10.127)",
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"impact": {
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "PHYSICAL",
"availabilityImpact": "HIGH",
"baseScore": 6.8,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 0.9,
"impactScore": 5.9
}
},
"lastModifiedDate": "2022-10-29T02:52Z",
"publishedDate": "2022-07-18T15:15Z"
}
}
}
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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.