CVE-2012-1179

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:rc7:*:*:*:*:*:*", "matchCriteriaId": "7DA95FF4-881D-44C4-B6A9-6B6A6DECCC18", "versionEndIncluding": "3.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The Linux kernel before 3.3.1, when KVM is used, allows guest OS users to cause a denial of service (host OS crash) by leveraging administrative access to the guest OS, related to the pmd_none_or_clear_bad function and page faults for huge pages."}, {"lang": "es", "value": "El kernel de Linux en versiones anteriores a la v3.3.1, cuando se utiliza KVM, permite causar una denegaci\u00f3n de servicio (ca\u00edda del sistema operativo 'Host') a los usuarios de un sistema operativo invitado, aprovechando el acceso administrativo al sistema operativo invitado. Se trata de una vulnerabilidad relacionada con la funci\u00f3n pmd_none_or_clear_bad y un fallo de p\u00e1gina en p\u00e1ginas grandes."}], "id": "CVE-2012-1179", "lastModified": "2026-06-16T23:39:11.863", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "ADJACENT_NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 5.2, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:A/AC:M/Au:S/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 4.4, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2012-05-17T11:00:37.587", "references": [{"source": "secalert@redhat.com", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-March/075781.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html"}, {"source": "secalert@redhat.com", "url": "http://marc.info/?l=bugtraq&m=139447903326211&w=2"}, {"source": "secalert@redhat.com", "url": "http://rhn.redhat.com/errata/RHSA-2012-0743.html"}, {"source": "secalert@redhat.com", "url": "http://secunia.com/advisories/48404"}, {"source": "secalert@redhat.com", "url": "http://secunia.com/advisories/48898"}, {"source": "secalert@redhat.com", "url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.1"}, {"source": "secalert@redhat.com", "url": "http://www.openwall.com/lists/oss-security/2012/03/15/7"}, {"source": "secalert@redhat.com", "url": "http://www.securitytracker.com/id?1027084"}, {"source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=803793"}, {"source": "secalert@redhat.com", "url": "https://github.com/torvalds/linux/commit/4a1d704194a441bf83c636004a479e01360ec850"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-March/075781.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://marc.info/?l=bugtraq&m=139447903326211&w=2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://rhn.redhat.com/errata/RHSA-2012-0743.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/48404"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/48898"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2012/03/15/7"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id?1027084"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=803793"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/torvalds/linux/commit/4a1d704194a441bf83c636004a479e01360ec850"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-264"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2012:0743", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-220.23.1.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2012-06-18T00:00:00Z"}, {"advisory": "RHSA-2012:1042", "cpe": "cpe:/o:redhat:rhel_eus:6.1", "package": "kernel-0:2.6.32-131.29.1.el6", "product_name": "Red Hat Enterprise Linux 6.1 EUS - Server Only", "release_date": "2012-06-26T00:00:00Z"}], "bugzilla": {"description": "kernel: thp: __split_huge_page() mapcount != page_mapcount BUG_ON()", "id": "803793", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=803793"}, "csaw": false, "cvss": {"cvss_base_score": "5.2", "cvss_scoring_vector": "AV:A/AC:M/Au:S/C:N/I:N/A:C", "status": "verified"}, "details": ["The Linux kernel before 3.3.1, when KVM is used, allows guest OS users to cause a denial of service (host OS crash) by leveraging administrative access to the guest OS, related to the pmd_none_or_clear_bad function and page faults for huge pages."], "name": "CVE-2012-1179", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/a:redhat:enterprise_mrg:2", "fix_state": "Not affected", "package_name": "realtime-kernel", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2012-03-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2012-1179\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-1179"], "threat_severity": "Moderate"}

{}