CVE-2012-4461

{"id": "CVE-2012-4461", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 1.9, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2013-01-22T23:55:02.730", "references": [{"url": "http://article.gmane.org/gmane.comp.emulators.kvm.devel/100742", "source": "secalert@redhat.com"}, {"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux.git%3Ba=commit%3Bh=6d1068b3a98519247d8ba4ec85cd40ac136dbdf9", "source": "secalert@redhat.com"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html", "source": "secalert@redhat.com"}, {"url": "http://rhn.redhat.com/errata/RHSA-2013-0223.html", "source": "secalert@redhat.com"}, {"url": "http://rhn.redhat.com/errata/RHSA-2013-0882.html", "source": "secalert@redhat.com"}, {"url": "http://secunia.com/advisories/51160", "source": "secalert@redhat.com"}, {"url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.6.9", "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2012/11/06/14", "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/bid/56414", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=862900", "source": "secalert@redhat.com"}, {"url": "https://www.suse.com/support/update/announcement/2012/suse-su-20121679-1.html", "source": "secalert@redhat.com"}, {"url": "http://article.gmane.org/gmane.comp.emulators.kvm.devel/100742", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux.git%3Ba=commit%3Bh=6d1068b3a98519247d8ba4ec85cd40ac136dbdf9", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://rhn.redhat.com/errata/RHSA-2013-0223.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://rhn.redhat.com/errata/RHSA-2013-0882.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://secunia.com/advisories/51160", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.6.9", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2012/11/06/14", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/56414", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=862900", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.suse.com/support/update/announcement/2012/suse-su-20121679-1.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "The KVM subsystem in the Linux kernel before 3.6.9, when running on hosts that use qemu userspace without XSAVE, allows local users to cause a denial of service (kernel OOPS) by using the KVM_SET_SREGS ioctl to set the X86_CR4_OSXSAVE bit in the guest cr4 register, then calling the KVM_RUN ioctl."}, {"lang": "es", "value": "El subsistema de KVM en el kernel de Linux antes de v3.6.9, cuando se ejecuta en m\u00e1quinas que utilizan el espacio de usuario qemu sin XSAVE, permite a usuarios locales provocar una denegaci\u00f3n de servicio (kernel oops) mediante la KVM_SET_SREGS ioctl para establecer el bit X86_CR4_OSXSAVE en el hu\u00e9sped registro cr4 , y luego llamar a la KVM_RUN ioctl."}], "lastModified": "2025-04-11T00:51:21.963", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A11CD659-50AE-4020-8D30-B2FBEEE03A65", "versionEndIncluding": "3.6.8"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DDB8CC75-D3EE-417C-A83D-CB6D666FE595"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.6.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "09A072F1-7BEE-4236-ACBB-55DB8FEF4A03"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.6.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E19D5A58-17D6-4502-A57A-70B2F84817A4"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.6.3:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D58BA035-1204-4DFA-98A1-12111FB6222E"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.6.4:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A17F2E87-8EB8-476A-B5B5-9AE5CF53D9FE"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.6.5:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A8CCC101-5852-4299-9B67-EA1B149D58C0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.6.6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B8074D32-C252-4AD3-A579-1C5EDDD7014B"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.6.7:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "962AA802-8179-4606-AAC0-9363BAEABC9F"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}