CVE-2014-8086
MEDIUM · CVSS 4.7EPSS 0.4%EU EUVD
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.
Key facts
- CVSS score
- 4.7 (v3.1)
- Severity
- MEDIUM
- CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H- Weakness (CWE)
- CWE-362
- EPSS score
- 0.4% (32th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2014-7935)
- Published
- October 13, 2014
- NVD last modified
- June 17, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2014-7935 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- linux / linux kernel
- suse / suse linux enterprise server
References
- http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00004.html(Mailing List, Third Party Advisory)
- http://rhn.redhat.com/errata/RHSA-2015-0290.html(Third Party Advisory)
- http://rhn.redhat.com/errata/RHSA-2015-0694.html(Third Party Advisory)
- http://www.openwall.com/lists/oss-security/2014/10/09/25(Mailing List, Third Party Advisory)
- http://www.securityfocus.com/bid/70376(Third Party Advisory, VDB Entry)
- http://www.spinics.net/lists/linux-ext4/msg45683.html(Exploit, Mailing List, Third Party Advisory)
- http://www.spinics.net/lists/linux-ext4/msg45685.html(Mailing List, Patch, Third Party Advisory)
- https://bugzilla.redhat.com/show_bug.cgi?id=1151353(Issue Tracking, Patch, Third Party Advisory)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/96922(Third Party Advisory, VDB Entry)
- https://lkml.org/lkml/2014/10/8/545(Exploit, Mailing List, Third Party Advisory)
- https://lkml.org/lkml/2014/10/9/129(Exploit, Mailing List, Third Party Advisory)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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