fkie_cve-2014-3940
Vulnerability from fkie_nvd
Published
2014-06-05 17:55
Modified
2025-04-12 10:46
Severity ?
Summary
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.
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
redhat | enterprise_linux | 6.0 | |
redhat | enterprise_mrg | 2.0 | |
linux | linux_kernel | * | |
linux | linux_kernel | 3.14 | |
linux | linux_kernel | 3.14 | |
linux | linux_kernel | 3.14 | |
linux | linux_kernel | 3.14 | |
linux | linux_kernel | 3.14 | |
linux | linux_kernel | 3.14 | |
linux | linux_kernel | 3.14 | |
linux | linux_kernel | 3.14 | |
linux | linux_kernel | 3.14 | |
linux | linux_kernel | 3.14.1 | |
linux | linux_kernel | 3.14.2 | |
linux | linux_kernel | 3.14.3 | |
linux | linux_kernel | 3.14.4 |
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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" } ] }
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Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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