CVE ID:	CVE-2014-8086
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.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2014-8086 BugTraq ID: 70376 http://www.securityfocus.com/bid/70376 http://www.spinics.net/lists/linux-ext4/msg45685.html http://www.spinics.net/lists/linux-ext4/msg45683.html https://lkml.org/lkml/2014/10/8/545 https://lkml.org/lkml/2014/10/9/129 http://www.openwall.com/lists/oss-security/2014/10/09/25 RedHat Security Advisories: RHSA-2015:0290 http://rhn.redhat.com/errata/RHSA-2015-0290.html RedHat Security Advisories: RHSA-2015:0694 http://rhn.redhat.com/errata/RHSA-2015-0694.html SuSE Security Announcement: SUSE-SU-2015:1478 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00004.html XForce ISS Database: linux-kernel-cve20148086-dos(96922) https://exchange.xforce.ibmcloud.com/vulnerabilities/96922