CVE-2021-38784

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:allwinnertech:android_q_sdk:1.0:*:*:*:*:*:*:*", "matchCriteriaId": "355226B3-ADD7-494E-958A-991E1EEC1CA1", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:allwinnertech:r818:-:*:*:*:*:*:*:*", "matchCriteriaId": "73BC23F9-2A4B-44E4-8363-F405E26AE61C", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "There is a NULL pointer dereference in the syscall open_exec function of Allwinner R818 SoC Android Q SDK V1.0 that could executable a malicious file to cause a system crash."}, {"lang": "es", "value": "Se presenta una desreferencia del puntero NULL en la funci\u00f3n syscall open_exec del SDK de Allwinner R818 SoC Android Q versi\u00f3n V1.0, que podr\u00eda ejecutar un archivo malicioso para causar un bloqueo del sistema"}], "id": "CVE-2021-38784", "lastModified": "2026-06-17T04:02:43.497", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.8, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-01-18T14:15:08.097", "references": [{"source": "cve@mitre.org", "tags": ["Broken Link"], "url": "https://github.com/pokerfacett/MY_CVE_CREDIT/blob/master/Allwinner%20R818%20SoC%EF%BC%9ASyscall%20open_exec%20has%20Null%20Pointer%20Dereference%20Vulnerability.md"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://vul.wangan.com/a/CNVD-2021-49172"}, {"source": "cve@mitre.org", "tags": ["Product", "Third Party Advisory"], "url": "https://www.allwinnertech.com/index.php?c=product&a=index&id=92"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://www.cnvd.org.cn/flaw/show/CNVD-2021-49172"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "https://github.com/pokerfacett/MY_CVE_CREDIT/blob/master/Allwinner%20R818%20SoC%EF%BC%9ASyscall%20open_exec%20has%20Null%20Pointer%20Dereference%20Vulnerability.md"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://vul.wangan.com/a/CNVD-2021-49172"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product", "Third Party Advisory"], "url": "https://www.allwinnertech.com/index.php?c=product&a=index&id=92"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.cnvd.org.cn/flaw/show/CNVD-2021-49172"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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