CVE-2014-8086
At a glance
- Source
- NVD
- EPSS
- EPSS 0.37 % · percentile 31 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- mitre
- NVD status
- Modified
Description
Race condition in the ext4_file_write_iter function in fs/ext4/file.c in the Linux kernel through 3.17 allows local users to cause a denial of service (file unavailability) via a combination of a write action and an F_SETFL fcntl operation for the O_DIRECT flag.
Weaknesses (CWE)
- CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization
References
- https://lkml.org/lkml/2014/10/8/545
- http://www.securityfocus.com/bid/70376
- http://www.spinics.net/lists/linux-ext4/msg45685.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1151353
- http://www.spinics.net/lists/linux-ext4/msg45683.html
- http://rhn.redhat.com/errata/RHSA-2015-0694.html
- http://rhn.redhat.com/errata/RHSA-2015-0290.html
- http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00004.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/96922
- https://lkml.org/lkml/2014/10/9/129
- http://www.openwall.com/lists/oss-security/2014/10/09/25
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 4.7 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 4.7 | AV:L/AC:M/Au:N/C:N/I:N/A:C | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2014-7935
- GCVE · GCVE-0-2014-8086
CERT-FR advisories
- CERTFR-2015-AVI-093 — Multiples vulnérabilités dans le noyau Linux de Red Hat · cert.ssi.gouv.fr
- CERTFR-2014-AVI-455 — Multiples vulnérabilités dans le noyau linux de Red Hat · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≤ 3.17cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp2:*:*:ltss:*:*:*
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 |