fkie_cve-2016-8650
Vulnerability from fkie_nvd
Published
2016-11-28 03:59
Modified
2025-04-12 10:46
Severity ?
Summary
The mpi_powm function in lib/mpi/mpi-pow.c in the Linux kernel through 4.8.11 does not ensure that memory is allocated for limb data, which allows local users to cause a denial of service (stack memory corruption and panic) via an add_key system call for an RSA key with a zero exponent.
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
linux | linux_kernel | * |
{ "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "00B2C5A0-53C6-4A5A-A79A-9A213FA01EE5", "versionEndIncluding": "4.8.11", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "The mpi_powm function in lib/mpi/mpi-pow.c in the Linux kernel through 4.8.11 does not ensure that memory is allocated for limb data, which allows local users to cause a denial of service (stack memory corruption and panic) via an add_key system call for an RSA key with a zero exponent." }, { "lang": "es", "value": "La funci\u00f3n mpi_powm en lib/mpi/mpi-pow.c en el kernel Linux hasta la versi\u00f3n 4.8.11 no se asegura que la memoria est\u00e9 alojada para datos limb, lo que permite a usuarios locales provocar una denegaci\u00f3n de servicio (corrupci\u00f3n de memoria de pila y p\u00e1nico) a trav\u00e9s de una llamada de sistema add_key para una llave RSA con un componente cero." } ], "id": "CVE-2016-8650", "lastModified": "2025-04-12T10:46:40.837", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": { "accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.9, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0" }, "exploitabilityScore": 3.9, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false } ], "cvssMetricV30": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.0" }, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary" } ] }, "published": "2016-11-28T03:59:09.843", "references": [ { "source": "secalert@redhat.com", "tags": [ "Issue Tracking", "Patch", "Vendor Advisory" ], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f5527fffff3f002b0a6b376163613b82f69de073" }, { "source": "secalert@redhat.com", "tags": [ "Mailing List" ], "url": "http://seclists.org/fulldisclosure/2016/Nov/76" }, { "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://www.openwall.com/lists/oss-security/2016/11/24/8" }, { "source": "secalert@redhat.com", "url": "http://www.securityfocus.com/bid/94532" }, { "source": "secalert@redhat.com", "url": "http://www.securitytracker.com/id/1037968" }, { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2017:0931" }, { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2017:0932" }, { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2017:0933" }, { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2018:1854" }, { "source": "secalert@redhat.com", "tags": [ "Issue Tracking" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1395187" }, { "source": "secalert@redhat.com", "tags": [ "Issue Tracking", "Patch", "Third Party Advisory" ], "url": "https://github.com/torvalds/linux/commit/f5527fffff3f002b0a6b376163613b82f69de073" }, { "source": "secalert@redhat.com", "url": "https://source.android.com/security/bulletin/2017-03-01.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Issue Tracking", "Patch", "Vendor Advisory" ], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f5527fffff3f002b0a6b376163613b82f69de073" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List" ], "url": "http://seclists.org/fulldisclosure/2016/Nov/76" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://www.openwall.com/lists/oss-security/2016/11/24/8" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/94532" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id/1037968" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2017:0931" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2017:0932" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2017:0933" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2018:1854" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Issue Tracking" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1395187" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Issue Tracking", "Patch", "Third Party Advisory" ], "url": "https://github.com/torvalds/linux/commit/f5527fffff3f002b0a6b376163613b82f69de073" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://source.android.com/security/bulletin/2017-03-01.html" } ], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Deferred", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-20" }, { "lang": "en", "value": "CWE-399" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
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Sightings
Author | Source | Type | Date |
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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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