fkie_cve-2015-8539
Vulnerability from fkie_nvd
Published
2016-02-08 03:59
Modified
2024-11-21 02:38
Severity ?
Summary
The KEYS subsystem in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (BUG) via crafted keyctl commands that negatively instantiate a key, related to security/keys/encrypted-keys/encrypted.c, security/keys/trusted.c, and security/keys/user_defined.c.
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
canonical | ubuntu_linux | 12.04 | |
canonical | ubuntu_linux | 14.04 | |
suse | linux_enterprise_real_time_extension | 12 | |
linux | linux_kernel | * | |
linux | linux_kernel | 4.4 | |
linux | linux_kernel | 4.4 |
{ "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*", "matchCriteriaId": "CB66DB75-2B16-4EBF-9B93-CE49D8086E41", "vulnerable": true }, { "criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*", "matchCriteriaId": "815D70A8-47D3-459C-A32C-9FEACA0659D1", "vulnerable": true }, { "criteria": "cpe:2.3:o:suse:linux_enterprise_real_time_extension:12:sp1:*:*:*:*:*:*", "matchCriteriaId": "18D823E3-E1F3-4A15-A9C7-1AB61C1B6703", "vulnerable": true } ], "negate": false, "operator": "OR" } ] }, { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "311A4477-1B05-4B33-8886-88EF75FEB5B5", "versionEndExcluding": "4.4", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:4.4:rc1:*:*:*:*:*:*", "matchCriteriaId": "E425B7E4-0104-4CF8-A874-4CAF3273BCDF", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:4.4:rc2:*:*:*:*:*:*", "matchCriteriaId": "C066AC79-4021-4414-A9F2-6B75C2D62773", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "The KEYS subsystem in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (BUG) via crafted keyctl commands that negatively instantiate a key, related to security/keys/encrypted-keys/encrypted.c, security/keys/trusted.c, and security/keys/user_defined.c." }, { "lang": "es", "value": "El subsistema KEYS en el kernel de Linux en versiones anteriores a 4.4 permite a usuarios locales obtener privilegios o provocar una denegaci\u00f3n de servicio (BUG) a trav\u00e9s de comandos keyctl manipulados que instancia una clave negativamente, relacionado con security/keys/encrypted-keys/encrypted.c, security/keys/trusted.c y security/keys/user_defined.c." } ], "id": "CVE-2015-8539", "lastModified": "2024-11-21T02:38:41.310", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": { "accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0" }, "exploitabilityScore": 3.9, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false } ], "cvssMetricV31": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary" } ] }, "published": "2016-02-08T03:59:03.903", "references": [ { "source": "cve@mitre.org", "tags": [ "Vendor Advisory" ], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=096fe9eaea40a17e125569f9e657e34cdb6d73bd" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00007.html" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00008.html" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00009.html" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00011.html" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00017.html" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00018.html" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00019.html" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00020.html" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00021.html" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00022.html" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00034.html" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html" }, { "source": "cve@mitre.org", "tags": [ "Issue Tracking", "Mailing List", "Patch", "Third Party Advisory" ], "url": "http://www.openwall.com/lists/oss-security/2015/12/09/1" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:0151" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:0152" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:0181" }, { "source": "cve@mitre.org", "tags": [ "Issue Tracking", "Third Party Advisory" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1284450" }, { "source": "cve@mitre.org", "tags": [ "Issue Tracking", "Patch", "Vendor Advisory" ], "url": "https://github.com/torvalds/linux/commit/096fe9eaea40a17e125569f9e657e34cdb6d73bd" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "https://usn.ubuntu.com/3798-1/" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "https://usn.ubuntu.com/3798-2/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=096fe9eaea40a17e125569f9e657e34cdb6d73bd" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third 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"af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00019.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00020.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00021.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00022.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00034.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Issue Tracking", "Mailing List", "Patch", "Third Party Advisory" ], "url": "http://www.openwall.com/lists/oss-security/2015/12/09/1" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:0151" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:0152" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:0181" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Issue Tracking", "Third Party Advisory" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1284450" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Issue Tracking", "Patch", "Vendor Advisory" ], "url": "https://github.com/torvalds/linux/commit/096fe9eaea40a17e125569f9e657e34cdb6d73bd" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://usn.ubuntu.com/3798-1/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://usn.ubuntu.com/3798-2/" } ], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-269" } ], "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.