CVE-2015-8709

{"id": "CVE-2015-8709", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.9, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.0, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.0}]}, "published": "2016-02-08T03:59:05.887", "references": [{"url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176484.html", "source": "security@debian.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00015.html", "source": "security@debian.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00019.html", "source": "security@debian.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00025.html", "source": "security@debian.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00026.html", "source": "security@debian.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00027.html", "source": "security@debian.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00028.html", "source": "security@debian.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00029.html", "source": "security@debian.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00030.html", "source": "security@debian.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00031.html", "source": "security@debian.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00032.html", "source": "security@debian.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00033.html", "source": "security@debian.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00034.html", "source": "security@debian.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00036.html", "source": "security@debian.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00037.html", "source": "security@debian.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html", "source": "security@debian.org"}, {"url": "http://marc.info/?l=linux-kernel&m=145204362722256&w=2", "source": "security@debian.org"}, {"url": "http://marc.info/?l=linux-kernel&m=145204641422813&w=2", "source": "security@debian.org"}, {"url": "http://www.debian.org/security/2016/dsa-3434", "source": "security@debian.org"}, {"url": "http://www.openwall.com/lists/oss-security/2015/12/17/12", "source": "security@debian.org"}, {"url": "http://www.openwall.com/lists/oss-security/2015/12/31/5", "source": "security@debian.org"}, {"url": "http://www.securityfocus.com/bid/79899", "source": "security@debian.org"}, {"url": "http://www.securitytracker.com/id/1034899", "source": "security@debian.org"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1295287", "source": "security@debian.org"}, {"url": "https://lkml.org/lkml/2015/12/25/71", "source": "security@debian.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-264"}]}], "descriptions": [{"lang": "en", "value": "kernel/ptrace.c in the Linux kernel through 4.4.1 mishandles uid and gid mappings, which allows local users to gain privileges by establishing a user namespace, waiting for a root process to enter that namespace with an unsafe uid or gid, and then using the ptrace system call. NOTE: the vendor states \"there is no kernel bug here."}, {"lang": "es", "value": "** DISPUTADA ** kernel/ptrace.c en el kernel de Linux hasta la versi\u00f3n 4.4.1 no maneja correctamente el mapeo uid y gid, lo que permite a usuarios locales obtener privilegios estableciendo un espacio de nombres de usuario, a la espera de un proceso root para entrar ese espacio de nombres con un uid o gid inseguro, y despu\u00e9s utilizando la llamada al sistema ptrace. NOTA: el vendedor afirma \"no hay ning\u00fan error en el kernel aqu\u00ed\"."}], "lastModified": "2024-04-11T00:54:37.300", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EDD97C46-E284-47DB-B96A-3B8D5013F2F7", "versionEndIncluding": "4.4.1"}], "operator": "OR"}]}], "sourceIdentifier": "security@debian.org"}