{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2014-03-18T00:00:00", "descriptions": [{"lang": "en", "value": "The Linux kernel through 3.14.5 does not properly consider the presence of hugetlb entries, which allows local users to cause a denial of service (memory corruption or system crash) by accessing certain memory locations, as demonstrated by triggering a race condition via numa_maps read operations during hugepage migration, related to fs/proc/task_mmu.c and mm/mempolicy.c."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2016-12-22T18:57:01", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1104097"}, {"name": "59011", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/59011"}, {"name": "[linux-kernel] 20140318 [PATCH RESEND -mm 1/2] mm: add !pte_present() check on existing hugetlb_entry callbacks", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://lkml.org/lkml/2014/3/18/784"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://support.f5.com/kb/en-us/solutions/public/15000/600/sol15685.html"}, {"name": "RHSA-2015:0290", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "http://rhn.redhat.com/errata/RHSA-2015-0290.html"}, {"name": "[oss-security] 20140602 CVE-2014-3940 - Linux kernel - missing check during hugepage migration", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2014/06/02/5"}, {"name": "67786", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/67786"}, {"name": "61310", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/61310"}, {"name": "RHSA-2015:1272", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "http://rhn.redhat.com/errata/RHSA-2015-1272.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2014-3940", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The Linux kernel through 3.14.5 does not properly consider the presence of hugetlb entries, which allows local users to cause a denial of service (memory corruption or system crash) by accessing certain memory locations, as demonstrated by triggering a race condition via numa_maps read operations during hugepage migration, related to fs/proc/task_mmu.c and mm/mempolicy.c."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://bugzilla.redhat.com/show_bug.cgi?id=1104097", "refsource": "CONFIRM", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1104097"}, {"name": "59011", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/59011"}, {"name": "[linux-kernel] 20140318 [PATCH RESEND -mm 1/2] mm: add !pte_present() check on existing hugetlb_entry callbacks", "refsource": "MLIST", "url": "https://lkml.org/lkml/2014/3/18/784"}, {"name": "https://support.f5.com/kb/en-us/solutions/public/15000/600/sol15685.html", "refsource": "CONFIRM", "url": "https://support.f5.com/kb/en-us/solutions/public/15000/600/sol15685.html"}, {"name": "RHSA-2015:0290", "refsource": "REDHAT", "url": "http://rhn.redhat.com/errata/RHSA-2015-0290.html"}, {"name": "[oss-security] 20140602 CVE-2014-3940 - Linux kernel - missing check during hugepage migration", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2014/06/02/5"}, {"name": "67786", "refsource": "BID", "url": "http://www.securityfocus.com/bid/67786"}, {"name": "61310", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/61310"}, {"name": "RHSA-2015:1272", "refsource": "REDHAT", "url": "http://rhn.redhat.com/errata/RHSA-2015-1272.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T10:57:18.119Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1104097"}, {"name": "59011", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/59011"}, {"name": "[linux-kernel] 20140318 [PATCH RESEND -mm 1/2] mm: add !pte_present() check on existing hugetlb_entry callbacks", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "https://lkml.org/lkml/2014/3/18/784"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://support.f5.com/kb/en-us/solutions/public/15000/600/sol15685.html"}, {"name": "RHSA-2015:0290", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "http://rhn.redhat.com/errata/RHSA-2015-0290.html"}, {"name": "[oss-security] 20140602 CVE-2014-3940 - Linux kernel - missing check during hugepage migration", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2014/06/02/5"}, {"name": "67786", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/67786"}, {"name": "61310", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/61310"}, {"name": "RHSA-2015:1272", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "http://rhn.redhat.com/errata/RHSA-2015-1272.html"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2014-3940", "datePublished": "2014-06-05T17:00:00", "dateReserved": "2014-06-02T00:00:00", "dateUpdated": "2024-08-06T10:57:18.119Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*", "matchCriteriaId": "2F6AB192-9D7D-4A9A-8995-E53A9DE9EAFC", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_mrg:2.0:*:*:*:*:*:*:*", "matchCriteriaId": "C60FA8B1-1802-4522-A088-22171DCF7A93", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "64AC2C28-4430-4AE4-A540-C4AF96D94B53", "versionEndIncluding": "3.14.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.14:-:*:*:*:*:*:*", "matchCriteriaId": "851B1505-0318-49F4-8D7C-196BE04FF173", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.14:rc1:*:*:*:*:*:*", "matchCriteriaId": "B1817B5C-356A-44FD-A645-AF224A59F6ED", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.14:rc2:*:*:*:*:*:*", "matchCriteriaId": "3B528018-4A7E-4E59-A7CA-91D2A9536831", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.14:rc3:*:*:*:*:*:*", "matchCriteriaId": "1795E18E-AE30-4230-809F-E40317FB96BD", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.14:rc4:*:*:*:*:*:*", "matchCriteriaId": "0F91AF02-7C23-4888-A580-07C166BE8128", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.14:rc5:*:*:*:*:*:*", "matchCriteriaId": "61A7DB5C-EB54-4D4A-AB38-8060F13C8779", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.14:rc6:*:*:*:*:*:*", "matchCriteriaId": "4FF2C86B-7087-4EFC-A256-3AF313C25325", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.14:rc7:*:*:*:*:*:*", "matchCriteriaId": "14AC6A73-D01C-44F4-9821-BAE9600E72D5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.14:rc8:*:*:*:*:*:*", "matchCriteriaId": "055557BE-1FE9-45F5-8A95-F8D3C9B031E4", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.14.1:*:*:*:*:*:*:*", "matchCriteriaId": "742641DA-1CAE-4156-95F3-367793713696", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.14.2:*:*:*:*:*:*:*", "matchCriteriaId": "A3EBDD96-92E4-429F-A697-14364CF68EEC", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.14.3:*:*:*:*:*:*:*", "matchCriteriaId": "998AC0EF-FC56-4F8F-B9B2-1A45C80C2231", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.14.4:*:*:*:*:*:*:*", "matchCriteriaId": "DF6C7930-913B-4B82-BF14-CD9A0E8A968F", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The Linux kernel through 3.14.5 does not properly consider the presence of hugetlb entries, which allows local users to cause a denial of service (memory corruption or system crash) by accessing certain memory locations, as demonstrated by triggering a race condition via numa_maps read operations during hugepage migration, related to fs/proc/task_mmu.c and mm/mempolicy.c."}, {"lang": "es", "value": "El kernel de Linux hasta 3.14.5 no considera debidamente la presencia de entradas hugetlb, lo que permite a usuarios locales causar una denegaci\u00f3n de servicio (corrupci\u00f3n de memoria o ca\u00edda de sistema) mediante el acceso a ciertas localizaciones de memoria, tal y como fue demostrado mediante el aprovechamiento de una condici\u00f3n de carrera a trav\u00e9s de operaciones de lectura numa_maps durante la migraci\u00f3n a hugepage, relacionado con fs/proc/task_mmu.c y mm/mempolicy.c."}], "id": "CVE-2014-3940", "lastModified": "2025-04-12T10:46:40.837", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "HIGH", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:H/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 1.9, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2014-06-05T17:55:07.573", "references": [{"source": "cve@mitre.org", "url": "http://rhn.redhat.com/errata/RHSA-2015-0290.html"}, {"source": "cve@mitre.org", "url": "http://rhn.redhat.com/errata/RHSA-2015-1272.html"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/59011"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/61310"}, {"source": "cve@mitre.org", "url": "http://www.openwall.com/lists/oss-security/2014/06/02/5"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/67786"}, {"source": "cve@mitre.org", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1104097"}, {"source": "cve@mitre.org", "url": "https://lkml.org/lkml/2014/3/18/784"}, {"source": "cve@mitre.org", "url": "https://support.f5.com/kb/en-us/solutions/public/15000/600/sol15685.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://rhn.redhat.com/errata/RHSA-2015-0290.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://rhn.redhat.com/errata/RHSA-2015-1272.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/59011"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/61310"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2014/06/02/5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/67786"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1104097"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lkml.org/lkml/2014/3/18/784"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://support.f5.com/kb/en-us/solutions/public/15000/600/sol15685.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-362"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2015:1272", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-573.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2015-07-20T00:00:00Z"}, {"advisory": "RHSA-2015:0290", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "kernel-0:3.10.0-229.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2015-03-05T00:00:00Z"}, {"advisory": "RHSA-2014:0913", "cpe": "cpe:/a:redhat:enterprise_mrg:2:server:el6", "package": "kernel-rt-0:3.10.33-rt32.43.el6rt", "product_name": "Red Hat Enterprise MRG 2", "release_date": "2014-07-22T00:00:00Z"}], "bugzilla": {"description": "Kernel: missing check during hugepage migration", "id": "1104097", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1104097"}, "csaw": false, "cvss": {"cvss_base_score": "4.7", "cvss_scoring_vector": "AV:L/AC:H/Au:N/C:N/I:P/A:C", "status": "verified"}, "details": ["The Linux kernel through 3.14.5 does not properly consider the presence of hugetlb entries, which allows local users to cause a denial of service (memory corruption or system crash) by accessing certain memory locations, as demonstrated by triggering a race condition via numa_maps read operations during hugepage migration, related to fs/proc/task_mmu.c and mm/mempolicy.c.", "A flaw was found in the way Linux kernel's Transparent Huge Pages (THP) implementation handled non-huge page migration. A local, unprivileged user could use this flaw to crash the kernel by migrating transparent hugepages."], "name": "CVE-2014-3940", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2014-03-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-3940\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-3940"], "statement": "This issue did not affect the version of the kernel package as shipped with\nRed Hat Enterprise Linux 5.", "threat_severity": "Moderate"}