CVE-2015-3636

{"id": "CVE-2015-3636", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.9, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2015-08-06T01:59:00.130", "references": [{"url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a134f083e79fb4c3d0a925691e732c56911b4326", "source": "cve@mitre.org"}, {"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157788.html", "source": "cve@mitre.org"}, {"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157897.html", "source": "cve@mitre.org"}, {"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158804.html", "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00023.html", "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00011.html", "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00004.html", "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00007.html", "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00008.html", "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00009.html", "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00011.html", "source": "cve@mitre.org"}, {"url": "http://rhn.redhat.com/errata/RHSA-2015-1221.html", "source": "cve@mitre.org"}, {"url": "http://rhn.redhat.com/errata/RHSA-2015-1534.html", "source": "cve@mitre.org"}, {"url": "http://rhn.redhat.com/errata/RHSA-2015-1564.html", "source": "cve@mitre.org"}, {"url": "http://rhn.redhat.com/errata/RHSA-2015-1583.html", "source": "cve@mitre.org"}, {"url": "http://rhn.redhat.com/errata/RHSA-2015-1643.html", "source": "cve@mitre.org"}, {"url": "http://www.debian.org/security/2015/dsa-3290", "source": "cve@mitre.org"}, {"url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.0.3", "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2015/05/02/5", "source": "cve@mitre.org"}, {"url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html", "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/74450", "source": "cve@mitre.org"}, {"url": "http://www.securitytracker.com/id/1033186", "source": "cve@mitre.org"}, {"url": "http://www.ubuntu.com/usn/USN-2631-1", "source": "cve@mitre.org"}, {"url": "http://www.ubuntu.com/usn/USN-2632-1", "source": "cve@mitre.org"}, {"url": "http://www.ubuntu.com/usn/USN-2633-1", "source": "cve@mitre.org"}, {"url": "http://www.ubuntu.com/usn/USN-2634-1", "source": "cve@mitre.org"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1218074", "source": "cve@mitre.org"}, {"url": "https://github.com/torvalds/linux/commit/a134f083e79fb4c3d0a925691e732c56911b4326", "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-Other"}]}], "descriptions": [{"lang": "en", "value": "The ping_unhash function in net/ipv4/ping.c in the Linux kernel before 4.0.3 does not initialize a certain list data structure during an unhash operation, which allows local users to gain privileges or cause a denial of service (use-after-free and system crash) by leveraging the ability to make a SOCK_DGRAM socket system call for the IPPROTO_ICMP or IPPROTO_ICMPV6 protocol, and then making a connect system call after a disconnect."}, {"lang": "es", "value": "Vulnerabilidad en la funci\u00f3n ping_unhash en net/ipv4/ping.c en el kernel de Linux en versiones anteriores a 4.0.3, no inicializa una cierta estructura de datos de lista durante una operaci\u00f3n unhash, lo que permite a usuarios locales obtener privilegios o causar una denegaci\u00f3n de servicio (uso despu\u00e9s de liberaci\u00f3n de memoria y ca\u00edda del sistema) mediante el aprovechamiento de la capacidad de hacer una llamada a un socket de sistema SOCK_DGRAM para el protocolo IPROTO_ICMP o IPROTO_ICMPV6 y entonces hacer una llamada al sistema de conexi\u00f3n tras una desconexi\u00f3n."}], "lastModified": "2019-04-22T17:48:00.643", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3918BCE8-1066-4D3E-A44A-126FCFA0C97B", "versionEndIncluding": "4.0.2"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2F6AB192-9D7D-4A9A-8995-E53A9DE9EAFC"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "B6B7CAD7-9D4E-4FDB-88E3-1E583210A01F"}], "operator": "OR"}]}], "evaluatorComment": "<a href=\"http://cwe.mitre.org/data/definitions/416.html\">CWE-416: Use After Free</a>", "sourceIdentifier": "cve@mitre.org"}