CVE-2017-14939

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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:gnu:binutils:2.29:*:*:*:*:*:*:*", "matchCriteriaId": "C2CD1DE6-27E3-47BF-955F-8803A0063F34", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "decode_line_info in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, mishandles a length calculation, which allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted ELF file, related to read_1_byte."}, {"lang": "es", "value": "decode_line_info en dwarf2.c en la biblioteca Binary File Descriptor (BFD), conocida como libbfd, tal y como se distribuye en GNU Binutils 2.29 y anteriores, gestiona de manera incorrecta un c\u00e1lculo de longitud, lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio (sobrelectura de b\u00fafer basado en pila y bloqueo de aplicaci\u00f3n) mediante un archivo ELF manipulado, relacionado con read_1_byte."}], "id": "CVE-2017-14939", "lastModified": "2026-06-17T01:07:01.057", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-09-30T01:29:02.663", "references": [{"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/101216"}, {"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory", "VDB Entry"], "url": "https://blogs.gentoo.org/ago/2017/09/26/binutils-heap-based-buffer-overflow-in-read_1_byte-dwarf2-c/"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=22169"}, {"source": "cve@mitre.org", "url": "https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=515f23e63c0074ab531bc954f84ca40c6281a724"}, {"source": "cve@mitre.org", "url": "https://www.exploit-db.com/exploits/42970/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/101216"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory", "VDB Entry"], "url": "https://blogs.gentoo.org/ago/2017/09/26/binutils-heap-based-buffer-overflow-in-read_1_byte-dwarf2-c/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=22169"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=515f23e63c0074ab531bc954f84ca40c6281a724"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.exploit-db.com/exploits/42970/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "binutils: Heap-based buffer over-read in the decode_line_info", "id": "1500340", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1500340"}, "csaw": false, "cvss3": {"cvss3_base_score": "3.3", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L", "status": "draft"}, "cwe": "CWE-122", "details": ["decode_line_info in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, mishandles a length calculation, which allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted ELF file, related to read_1_byte."], "name": "CVE-2017-14939", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "binutils", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "binutils220", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "package_name": "binutils", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "package_name": "binutils", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2017-09-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-14939\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-14939"], "threat_severity": "Low"}

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