CVE-2018-6551

{"id": "CVE-2018-6551", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2018-02-02T14:29:01.590", "references": [{"url": "https://security.netapp.com/advisory/ntap-20190404-0003/", "source": "cve@mitre.org"}, {"url": "https://sourceware.org/bugzilla/show_bug.cgi?id=22774", "tags": ["Issue Tracking", "Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=8e448310d74b283c5cd02b9ed7fb997b47bf9b22", "source": "cve@mitre.org"}, {"url": "https://security.netapp.com/advisory/ntap-20190404-0003/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://sourceware.org/bugzilla/show_bug.cgi?id=22774", "tags": ["Issue Tracking", "Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=8e448310d74b283c5cd02b9ed7fb997b47bf9b22", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-190"}, {"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "The malloc implementation in the GNU C Library (aka glibc or libc6), from version 2.24 to 2.26 on powerpc, and only in version 2.26 on i386, did not properly handle malloc calls with arguments close to SIZE_MAX and could return a pointer to a heap region that is smaller than requested, eventually leading to heap corruption."}, {"lang": "es", "value": "La implementaci\u00f3n malloc en GNU C Library (tambi\u00e9n conocida como glibc o libc6), desde la versi\u00f3n 2.24 hasta la 2.26 en powerpc y solo en la versi\u00f3n 2.26 en i386, no gestionaba correctamente las llamadas malloc con argumentos cercanos a SIZE_MAX y podr\u00eda devolver un puntero a una regi\u00f3n de la memoria din\u00e1mica (heap) que es m\u00e1s peque\u00f1a que la solicitada, provocando al final una corrupci\u00f3n de heap."}], "lastModified": "2024-11-21T04:10:53.263", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CB1DF595-8862-4F72-A0DF-D5651BA07F65", "versionEndIncluding": "2.26", "versionStartIncluding": "2.24"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}