CVE-2021-33450

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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:nasm:netwide_assembler:2.16:rc0:*:*:*:*:*:*", "matchCriteriaId": "20DE5189-1CB2-41BB-81E2-FF8C6CD53A19", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in NASM version 2.16rc0. There are memory leaks in nasm_calloc() in nasmlib/alloc.c."}, {"lang": "es", "value": "Se ha detectado un problema en NASM versi\u00f3n 2.16rc0. Se presentan p\u00e9rdidas de memoria en la funci\u00f3n nasm_calloc() en el archivo nasmlib/alloc.c."}], "id": "CVE-2021-33450", "lastModified": "2026-06-17T03:54:34.410", "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": "2022-07-26T13:15:09.123", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.nasm.us/show_bug.cgi?id=3392758"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.nasm.us/show_bug.cgi?id=3392758"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "nasm: memory leak in nasm_calloc() in nasmlib/alloc.c", "id": "2123079", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2123079"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-401", "details": ["An issue was discovered in NASM version 2.16rc0. There are memory leaks in nasm_calloc() in nasmlib/alloc.c."], "name": "CVE-2021-33450", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "nasm", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "nasm", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2021-05-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-33450\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-33450"], "threat_severity": "Low"}

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