gsd-2015-8539
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
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.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2015-8539", "description": "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.", "id": "GSD-2015-8539", "references": [ "https://www.suse.com/security/cve/CVE-2015-8539.html", "https://access.redhat.com/errata/RHSA-2018:0181", "https://access.redhat.com/errata/RHSA-2018:0152", "https://access.redhat.com/errata/RHSA-2018:0151", "https://ubuntu.com/security/CVE-2015-8539", "https://linux.oracle.com/cve/CVE-2015-8539.html" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2015-8539" ], "details": "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.", "id": "GSD-2015-8539", "modified": "2023-12-13T01:20:03.523188Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2015-8539", "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 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." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "SUSE-SU-2016:0337", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00009.html" }, { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1284450", "refsource": "CONFIRM", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1284450" }, { "name": "RHSA-2018:0181", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2018:0181" }, { "name": "SUSE-SU-2016:0434", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00034.html" }, { "name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=096fe9eaea40a17e125569f9e657e34cdb6d73bd", "refsource": "CONFIRM", "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=096fe9eaea40a17e125569f9e657e34cdb6d73bd" }, { "name": "https://github.com/torvalds/linux/commit/096fe9eaea40a17e125569f9e657e34cdb6d73bd", "refsource": "CONFIRM", "url": "https://github.com/torvalds/linux/commit/096fe9eaea40a17e125569f9e657e34cdb6d73bd" }, { "name": "[oss-security] 20151208 CVE request - Linux kernel - Fix handling of stored error in a negatively instantiated user key", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2015/12/09/1" }, { "name": "SUSE-SU-2016:0380", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00017.html" }, { "name": "RHSA-2018:0152", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2018:0152" }, { "name": "SUSE-SU-2016:0335", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00007.html" }, { "name": "SUSE-SU-2016:1102", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html" }, { "name": "SUSE-SU-2016:0383", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00019.html" }, { "name": "SUSE-SU-2016:0386", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00021.html" }, { "name": "SUSE-SU-2016:0339", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00011.html" }, { "name": "RHSA-2018:0151", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2018:0151" }, { "name": "SUSE-SU-2016:2074", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html" }, { "name": "SUSE-SU-2016:0384", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00020.html" }, { "name": "USN-3798-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/3798-1/" }, { "name": "SUSE-SU-2016:0387", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00022.html" }, { "name": "SUSE-SU-2016:0336", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00008.html" }, { "name": "USN-3798-2", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/3798-2/" }, { "name": "SUSE-SU-2016:0381", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00018.html" }, { "name": "SUSE-SU-2016:1937", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html" }, { "name": "SUSE-SU-2016:0911", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html" } ] } }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:suse:linux_enterprise_real_time_extension:12:sp1:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "4.4", "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:linux:linux_kernel:4.4:rc1:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:linux:linux_kernel:4.4:rc2:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2015-8539" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "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." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "CWE-269" } ] } ] }, "references": { "reference_data": [ { "name": "[oss-security] 20151208 CVE request - Linux kernel - Fix handling of stored error in a negatively instantiated user key", "refsource": "MLIST", "tags": [ "Issue Tracking", "Mailing List", "Patch", "Third Party Advisory" ], "url": "http://www.openwall.com/lists/oss-security/2015/12/09/1" }, { "name": "https://github.com/torvalds/linux/commit/096fe9eaea40a17e125569f9e657e34cdb6d73bd", "refsource": "CONFIRM", "tags": [ "Issue Tracking", "Patch", "Vendor Advisory" ], "url": "https://github.com/torvalds/linux/commit/096fe9eaea40a17e125569f9e657e34cdb6d73bd" }, { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1284450", "refsource": "CONFIRM", "tags": [ "Issue Tracking", "Third Party Advisory" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1284450" }, { "name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=096fe9eaea40a17e125569f9e657e34cdb6d73bd", "refsource": "CONFIRM", "tags": [ "Vendor Advisory" ], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=096fe9eaea40a17e125569f9e657e34cdb6d73bd" }, { "name": "SUSE-SU-2016:1937", "refsource": "SUSE", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html" }, { "name": "SUSE-SU-2016:2074", "refsource": "SUSE", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html" }, { "name": "SUSE-SU-2016:0911", "refsource": "SUSE", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html" }, { "name": "SUSE-SU-2016:1102", "refsource": "SUSE", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html" }, { "name": "SUSE-SU-2016:0380", "refsource": "SUSE", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00017.html" }, { "name": "SUSE-SU-2016:0386", "refsource": "SUSE", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00021.html" }, { "name": "SUSE-SU-2016:0384", "refsource": "SUSE", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00020.html" }, { "name": "SUSE-SU-2016:0337", "refsource": "SUSE", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00009.html" }, { "name": "SUSE-SU-2016:0335", "refsource": "SUSE", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00007.html" }, { "name": "SUSE-SU-2016:0336", "refsource": "SUSE", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00008.html" }, { "name": "SUSE-SU-2016:0387", "refsource": "SUSE", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00022.html" }, { "name": "SUSE-SU-2016:0339", "refsource": "SUSE", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00011.html" }, { "name": "SUSE-SU-2016:0434", "refsource": "SUSE", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00034.html" }, { "name": "SUSE-SU-2016:0381", "refsource": "SUSE", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00018.html" }, { "name": "SUSE-SU-2016:0383", "refsource": "SUSE", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00019.html" }, { "name": "RHSA-2018:0181", "refsource": "REDHAT", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:0181" }, { "name": "RHSA-2018:0152", "refsource": "REDHAT", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:0152" }, { "name": "RHSA-2018:0151", "refsource": "REDHAT", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:0151" }, { "name": "USN-3798-2", "refsource": "UBUNTU", "tags": [ "Third Party Advisory" ], "url": "https://usn.ubuntu.com/3798-2/" }, { "name": "USN-3798-1", "refsource": "UBUNTU", "tags": [ "Third Party Advisory" ], "url": "https://usn.ubuntu.com/3798-1/" } ] } }, "impact": { "baseMetricV2": { "cvssV2": { "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, "severity": "HIGH", "userInteractionRequired": false }, "baseMetricV3": { "cvssV3": { "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 } }, "lastModifiedDate": "2022-01-31T17:51Z", "publishedDate": "2016-02-08T03:59Z" } } }
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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.