CVE-2015-8539

7.8 HIGH
Published: February 08, 2016 Modified: May 06, 2026
View on NVD

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=096fe9eaea40a17e125569f9e657e34cdb6d73bd
Source: cve@mitre.org
Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00007.html
Source: cve@mitre.org
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00008.html
Source: cve@mitre.org
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00009.html
Source: cve@mitre.org
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00011.html
Source: cve@mitre.org
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00017.html
Source: cve@mitre.org
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00018.html
Source: cve@mitre.org
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00019.html
Source: cve@mitre.org
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00020.html
Source: cve@mitre.org
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00021.html
Source: cve@mitre.org
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00022.html
Source: cve@mitre.org
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00034.html
Source: cve@mitre.org
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html
Source: cve@mitre.org
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html
Source: cve@mitre.org
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
Source: cve@mitre.org
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
Source: cve@mitre.org
Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/12/09/1
Source: cve@mitre.org
Issue Tracking Mailing List Patch Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0151
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0152
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0181
Source: cve@mitre.org
Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1284450
Source: cve@mitre.org
Issue Tracking Third Party Advisory
https://github.com/torvalds/linux/commit/096fe9eaea40a17e125569f9e657e34cdb6d73bd
Source: cve@mitre.org
Issue Tracking Patch Vendor Advisory
https://usn.ubuntu.com/3798-1/
Source: cve@mitre.org
Third Party Advisory
https://usn.ubuntu.com/3798-2/
Source: cve@mitre.org
Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=096fe9eaea40a17e125569f9e657e34cdb6d73bd
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00007.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00008.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00009.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00011.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00017.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00018.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00019.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00020.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00021.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00022.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00034.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/12/09/1
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Mailing List Patch Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0151
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0152
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0181
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1284450
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Third Party Advisory
https://github.com/torvalds/linux/commit/096fe9eaea40a17e125569f9e657e34cdb6d73bd
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Patch Vendor Advisory
https://usn.ubuntu.com/3798-1/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://usn.ubuntu.com/3798-2/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

48 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.8 / 10.0
EPSS (Exploit Probability)
0.1%
22th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-269

Affected Vendors

linux canonical suse

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