CVE-2021-4022

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{"affected": [{"affectedData": [{"product": "rizin", "vendor": "n/a", "versions": [{"status": "affected", "version": "rizin 0.3.1 and before"}]}], "source": "patrick@puiterwijk.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:rizin:rizin:*:*:*:*:*:*:*:*", "matchCriteriaId": "DDF54820-3CA2-49DC-9B65-DF480E8AF596", "versionEndIncluding": "0.3.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability was found in rizin. The bug involves an ELF64 binary for the HPPA architecture. When a specially crafted binarygets analysed by rizin, it causes rizin to crash by freeing an uninitialized (and potentially user controlled, depending on the build) memory address."}, {"lang": "es", "value": "Se ha encontrado una vulnerabilidad en rizin. El fallo afecta a un binario ELF64 para la arquitectura HPPA. Cuando un binario especialmente dise\u00f1ado es analizado por rizin, \u00e9ste provoca un bloqueo al liberar una direcci\u00f3n de memoria no inicializada (y potencialmente controlada por el usuario, dependiendo de la compilaci\u00f3n)."}], "id": "CVE-2021-4022", "lastModified": "2026-06-17T04:18:54.660", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-08-25T18:15:09.443", "references": [{"source": "patrick@puiterwijk.org", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "url": "https://github.com/rizinorg/rizin/issues/2015"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "url": "https://github.com/rizinorg/rizin/issues/2015"}], "sourceIdentifier": "patrick@puiterwijk.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "patrick@puiterwijk.org", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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