CVE-2015-0239

{"id": "CVE-2015-0239", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.4, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2015-03-02T11:59:04.693", "references": [{"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f3747379accba8e95d70cec0eae0582c8c182050", "source": "secalert@redhat.com"}, {"url": "http://permalink.gmane.org/gmane.linux.kernel.commits.head/502245", "tags": ["Broken Link"], "source": "secalert@redhat.com"}, {"url": "http://rhn.redhat.com/errata/RHSA-2015-1272.html", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.debian.org/security/2015/dsa-3170", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.18.5", "tags": ["Release Notes", "Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2015:058", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2015/01/27/6", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/bid/72842", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}, {"url": "http://www.ubuntu.com/usn/USN-2513-1", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.ubuntu.com/usn/USN-2514-1", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.ubuntu.com/usn/USN-2515-1", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.ubuntu.com/usn/USN-2516-1", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.ubuntu.com/usn/USN-2517-1", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.ubuntu.com/usn/USN-2518-1", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1186448", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://github.com/torvalds/linux/commit/f3747379accba8e95d70cec0eae0582c8c182050", "tags": ["Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f3747379accba8e95d70cec0eae0582c8c182050", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://permalink.gmane.org/gmane.linux.kernel.commits.head/502245", "tags": ["Broken Link"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://rhn.redhat.com/errata/RHSA-2015-1272.html", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.debian.org/security/2015/dsa-3170", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.18.5", "tags": ["Release Notes", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2015:058", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2015/01/27/6", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/72842", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.ubuntu.com/usn/USN-2513-1", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.ubuntu.com/usn/USN-2514-1", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.ubuntu.com/usn/USN-2515-1", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.ubuntu.com/usn/USN-2516-1", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.ubuntu.com/usn/USN-2517-1", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.ubuntu.com/usn/USN-2518-1", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1186448", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/torvalds/linux/commit/f3747379accba8e95d70cec0eae0582c8c182050", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-269"}]}], "descriptions": [{"lang": "en", "value": "The em_sysenter function in arch/x86/kvm/emulate.c in the Linux kernel before 3.18.5, when the guest OS lacks SYSENTER MSR initialization, allows guest OS users to gain guest OS privileges or cause a denial of service (guest OS crash) by triggering use of a 16-bit code segment for emulation of a SYSENTER instruction."}, {"lang": "es", "value": "La funci\u00f3n em_sysenter en arch/x86/kvm/emulate.c en el kernel de Linux anterior a 3.18.5, cuando al sistema operativo invitado le falta la inicializaci\u00f3n SYSENTER MSR, permite a usuarios del sistema operativo invitado ganar privilegios del sistema operativo invitado o causar una denegaci\u00f3n de servicio (ca\u00edda del sistema operativo invitado) mediante la provocaci\u00f3n del uso de un segmento de c\u00f3digo de 16 bits para la emulaci\u00f3n de una instrucci\u00f3n SYSENTER."}], "lastModified": "2024-11-21T02:22:37.637", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C8C3FC9D-A833-4B7B-865B-54510F1C7EBF", "versionEndExcluding": "3.18.5"}], "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"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "49A63F39-30BE-443F-AF10-6245587D3359"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": 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