CVE-2015-8539

CVSS V2 High 7.2 CVSS V3 High 7.8
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.
Overview
  • CVE ID
  • CVE-2015-8539
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2016-02-08T03:59:03
  • Last Modified Date
  • 2022-01-31T17:51:54
Weakness Enumerations
CWE URL
CWE-269 http://cwe.mitre.org/data/definitions/269.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* 1 OR
cpe:2.3:o:suse:linux_enterprise_real_time_extension:12:sp1:*:*:*:*:*:* 1 OR
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 4.4
cpe:2.3:o:linux:linux_kernel:4.4:rc1:*:*:*:*:*:* 1 OR
cpe:2.3:o:linux:linux_kernel:4.4:rc2:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.2
  • Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
http://www.openwall.com/lists/oss-security/2015/12/09/1 Issue Tracking Mailing List Patch Third Party Advisory
https://github.com/torvalds/linux/commit/096fe9eaea40a17e125569f9e657e34cdb6d73bd Issue Tracking Patch Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1284450 Issue Tracking Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=096fe9eaea40a17e125569f9e657e34cdb6d73bd Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00017.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00021.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00020.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00009.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00007.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00008.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00022.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00011.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00034.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00018.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00019.html Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0181 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0152 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0151 Third Party Advisory
https://usn.ubuntu.com/3798-2/ Third Party Advisory
https://usn.ubuntu.com/3798-1/ Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2015-8539
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8539
History
Created Old Value New Value Data Type Notes
2022-05-10 06:35:44 Added to TrackCVE
2022-12-02 08:16:26 2016-02-08T03:59Z 2016-02-08T03:59:03 CVE Published Date updated
2022-12-02 08:16:26 2022-01-31T17:51:54 CVE Modified Date updated
2022-12-02 08:16:26 Analyzed Vulnerability Status updated