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106 lines
3.0 KiB
JSON
106 lines
3.0 KiB
JSON
{
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"id": "CVE-2021-31795",
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"sourceIdentifier": "cve@mitre.org",
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"published": "2021-04-24T18:15:07.683",
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"lastModified": "2021-05-06T18:45:09.510",
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"vulnStatus": "Analyzed",
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"descriptions": [
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{
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"lang": "en",
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"value": "The PowerVR GPU kernel driver in pvrsrvkm.ko through 2021-04-24 for the Linux kernel, as used on Alcatel 1S phones, allows attackers to overwrite heap memory via PhysmemNewRamBackedPMR."
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},
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{
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"lang": "es",
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"value": "El controlador del kernel del PowerVR GPU en pvrsrvkm.ko hasta el 24-04-2021 para el kernel de Linux, como es usado en los tel\u00e9fonos Alcatel 1S, permite a atacantes sobrescribir la memoria de la pila por medio de la funci\u00f3n PhysmemNewRamBackedPMR"
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}
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],
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"metrics": {
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"cvssMetricV31": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
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"attackVector": "LOCAL",
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"attackComplexity": "HIGH",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "HIGH",
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"availabilityImpact": "HIGH",
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"baseScore": 7.0,
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"baseSeverity": "HIGH"
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},
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"exploitabilityScore": 1.0,
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"impactScore": 5.9
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}
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],
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"cvssMetricV2": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "2.0",
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"vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C",
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"accessVector": "LOCAL",
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"accessComplexity": "MEDIUM",
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"authentication": "NONE",
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"confidentialityImpact": "COMPLETE",
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"integrityImpact": "COMPLETE",
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"availabilityImpact": "COMPLETE",
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"baseScore": 6.9
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},
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"baseSeverity": "MEDIUM",
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"exploitabilityScore": 3.4,
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"impactScore": 10.0,
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"acInsufInfo": false,
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"obtainAllPrivilege": false,
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"obtainUserPrivilege": false,
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"obtainOtherPrivilege": false,
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"userInteractionRequired": false
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}
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]
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},
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"weaknesses": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"description": [
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{
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"lang": "en",
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"value": "CWE-787"
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}
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]
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}
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],
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"configurations": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:pvrsrvkm.ko_project:pvrsrvkm.ko:*:*:*:*:*:*:*:*",
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"versionEndIncluding": "2021-04-24",
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"matchCriteriaId": "FF270D00-2267-4711-BD5A-9ED4D8167479"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://mcyoloswagham.github.io/linux/",
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"source": "cve@mitre.org",
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"tags": [
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"Exploit",
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"Third Party Advisory"
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]
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}
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]
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} |