CVE-2018-15501

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[{"lang": "en", "value": "In ng_pkt in transports/smart_pkt.c in libgit2 before 0.26.6 and 0.27.x before 0.27.4, a remote attacker can send a crafted smart-protocol \"ng\" packet that lacks a '\\0' byte to trigger an out-of-bounds read that leads to DoS."}, {"lang": "es", "value": "En ng_pkt en transports/smart_pkt.c en libgit2 antes de 0.26.6 y 0.27.x antes de 0.27.4, un atacante remoto puede enviar un paquete \"ng\" de protocolo inteligente manipulado que le falte un byte \"\\0\" para activar una lectura fuera de l\u00edmites que conduzca a una denegaci\u00f3n de servicio (DoS)."}], "id": "CVE-2018-15501", "lastModified": "2026-06-17T01:42:39.383", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "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": "2018-08-18T02:29:01.713", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9406"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Patch", "Third 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{"bugzilla": {"description": "libgit2: out-of-bounds reads when processing smart-protocol ng packets", "id": "1615585", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1615585"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "status": "draft"}, "cwe": "CWE-125", "details": ["In ng_pkt in transports/smart_pkt.c in libgit2 before 0.26.6 and 0.27.x before 0.27.4, a remote attacker can send a crafted smart-protocol \"ng\" packet that lacks a '\\0' byte to trigger an out-of-bounds read that leads to DoS."], "name": "CVE-2018-15501", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "libgit2", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2018-08-07T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-15501\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-15501"], "threat_severity": "Low"}

{}