CVE-2015-8539
At a glance
- Source
- NVD
- EPSS
- EPSS 0.42 % · percentile 37 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- mitre
- NVD status
- Modified
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.
Weaknesses (CWE)
- CWE-269 — Improper Privilege Management
References
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00009.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1284450
- https://access.redhat.com/errata/RHSA-2018:0181
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00034.html
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=096fe9eaea40a17e125569f9e657e34cdb6d73bd
- https://github.com/torvalds/linux/commit/096fe9eaea40a17e125569f9e657e34cdb6d73bd
- http://www.openwall.com/lists/oss-security/2015/12/09/1
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00017.html
- https://access.redhat.com/errata/RHSA-2018:0152
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00007.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00019.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00021.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00011.html
- https://access.redhat.com/errata/RHSA-2018:0151
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00020.html
- https://usn.ubuntu.com/3798-1/
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00022.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00008.html
- https://usn.ubuntu.com/3798-2/
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | HIGH 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2015-8420
- GCVE · GCVE-0-2015-8539
CERT-FR advisories
- CERTFR-2018-AVI-508 — Multiples vulnérabilités dans le noyau Linux de Ubuntu · cert.ssi.gouv.fr
- CERTFR-2016-AVI-110 — Multiples vulnérabilités dans le noyau linux de Suse · cert.ssi.gouv.fr
- CERTFR-2016-AVI-073 — Multiples vulnérabilités dans le noyau Linux de Suse · cert.ssi.gouv.fr
- CERTFR-2016-AVI-052 — Multiples vulnérabilités dans le noyau Linux de Suse · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*cpe:2.3:o:suse:linux_enterprise_real_time_extension:12:sp1:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*< 4.4cpe:2.3:o:linux:linux_kernel:4.4:rc1:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:4.4:rc2:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| affected n/a |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |