2024-08-13 20:03:14 +00:00

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{
"id": "CVE-2021-28663",
"sourceIdentifier": "cve@mitre.org",
"published": "2021-05-10T15:15:07.557",
"lastModified": "2024-08-13T19:45:46.977",
"vulnStatus": "Analyzed",
"cveTags": [],
"cisaExploitAdd": "2021-11-03",
"cisaActionDue": "2021-11-17",
"cisaRequiredAction": "Apply updates per vendor instructions.",
"cisaVulnerabilityName": "Arm Mali Graphics Processing Unit (GPU) Use-After-Free Vulnerability",
"descriptions": [
{
"lang": "en",
"value": "The Arm Mali GPU kernel driver allows privilege escalation or information disclosure because GPU memory operations are mishandled, leading to a use-after-free. This affects Bifrost r0p0 through r28p0 before r29p0, Valhall r19p0 through r28p0 before r29p0, and Midgard r4p0 through r30p0."
},
{
"lang": "es",
"value": "El controlador del kernel de Arm Mali GPU, permite una escalada de privilegios o una divulgaci\u00f3n de informaci\u00f3n porque las operaciones de la memoria de la GPU son manejadas inapropiadamente, conllevando a un uso de la memoria previamente liberada. Esto afecta a Bifrost versiones r0p0 hasta r28p0, anteriores a r29p0, Valhall versiones r19p0 hasta r28p0 anteriores a r29p0 y Midgard versiones r4p0 hasta r30p0"
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH"
},
"exploitabilityScore": 2.8,
"impactScore": 5.9
},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"cvssData": {
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH"
},
"exploitabilityScore": 2.8,
"impactScore": 5.9
}
],
"cvssMetricV2": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
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"vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
"accessVector": "NETWORK",
"accessComplexity": "LOW",
"authentication": "SINGLE",
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"availabilityImpact": "COMPLETE",
"baseScore": 9.0
},
"baseSeverity": "HIGH",
"exploitabilityScore": 8.0,
"impactScore": 10.0,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-416"
}
]
},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-416"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:a:arm:bifrost_gpu_kernel_driver:*:*:*:*:*:*:*:*",
"versionStartIncluding": "r0p0",
"versionEndExcluding": "r29p0",
"matchCriteriaId": "D4A585CF-8557-4660-BD0B-EAE94D1BF8A2"
},
{
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"criteria": "cpe:2.3:a:arm:midgard_gpu_kernel_driver:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "r31p0",
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{
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"versionStartIncluding": "r19p0",
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],
"references": [
{
"url": "https://developer.arm.com/support/arm-security-updates",
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
]
},
{
"url": "https://developer.arm.com/support/arm-security-updates/mali-gpu-kernel-driver",
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
]
},
{
"url": "https://github.com/lntrx/CVE-2021-28663",
"source": "cve@mitre.org",
"tags": [
"Exploit"
]
}
]
}