Medium severity4.7NVD Advisory· Published Oct 13, 2014· Updated Jun 17, 2026

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Linux/Kernel2 versions
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: <=3.17
- (no CPE)range: through 3.17
SUSE S.A./Linux Enterprise Server
cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp2:*:*:ltss:*:*:*
osv-coords24 versions
pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Desktop%2012 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSS pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012 pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012 pkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2012 pkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSS pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012 pkg:rpm/suse/kernel-pae&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSS pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Desktop%2012 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSS pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Desktop%2012 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSS pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012 pkg:rpm/suse/kernel-trace&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSS pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2012 pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSS pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2012 pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012 pkg:rpm/suse/kgraft-patch-SLE12_Update_5&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012
< 3.12.43-52.6.1+ 23 more
- (no CPE)range: < 3.12.43-52.6.1
- (no CPE)range: < 3.0.101-0.7.37.1
- (no CPE)range: < 3.12.43-52.6.1
- (no CPE)range: < 3.12.43-52.6.1
- (no CPE)range: < 3.12.43-52.6.1
- (no CPE)range: < 3.12.43-52.6.2
- (no CPE)range: < 3.12.43-52.6.1
- (no CPE)range: < 3.0.101-0.7.37.1
- (no CPE)range: < 3.12.43-52.6.2
- (no CPE)range: < 3.0.101-0.7.37.1
- (no CPE)range: < 3.12.43-52.6.1
- (no CPE)range: < 3.0.101-0.7.37.1
- (no CPE)range: < 3.12.43-52.6.1
- (no CPE)range: < 3.12.43-52.6.1
- (no CPE)range: < 3.12.43-52.6.1
- (no CPE)range: < 3.0.101-0.7.37.1
- (no CPE)range: < 3.12.43-52.6.1
- (no CPE)range: < 3.12.43-52.6.1
- (no CPE)range: < 3.0.101-0.7.37.1
- (no CPE)range: < 3.12.43-52.6.1
- (no CPE)range: < 3.0.101-0.7.37.1
- (no CPE)range: < 3.12.43-52.6.1
- (no CPE)range: < 3.12.43-52.6.1
- (no CPE)range: < 1-2.3

Patches

Vulnerability mechanics

References

www.spinics.net/lists/linux-ext4/msg45685.htmlnvdMailing ListPatchThird Party Advisory
bugzilla.redhat.com/show_bug.cginvdIssue TrackingPatchThird Party Advisory
www.spinics.net/lists/linux-ext4/msg45683.htmlnvdExploitMailing ListThird Party Advisory
lkml.org/lkml/2014/10/8/545nvdExploitMailing ListThird Party Advisory
lkml.org/lkml/2014/10/9/129nvdExploitMailing ListThird Party Advisory
lists.opensuse.org/opensuse-security-announce/2015-09/msg00004.htmlnvdMailing ListThird Party Advisory
rhn.redhat.com/errata/RHSA-2015-0290.htmlnvdThird Party Advisory
rhn.redhat.com/errata/RHSA-2015-0694.htmlnvdThird Party Advisory
www.openwall.com/lists/oss-security/2014/10/09/25nvdMailing ListThird Party Advisory
www.securityfocus.com/bid/70376nvdThird Party AdvisoryVDB Entry
exchange.xforce.ibmcloud.com/vulnerabilities/96922nvdThird Party AdvisoryVDB Entry

News mentions

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