CVE-2014-8086

MEDIUM
4.7
CVSS Score
Published: October 13, 2014 at 10:00 AM UTC
Updated: June 17, 2026 at 12:16 AM UTC
2 products affected across 2 vendorsLinux KernelSUSE Linux Enterprise Server

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Severity
MEDIUM4.7
Exploit prediction
EPSS 0.4%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

References (11)

Vendor Advisoryx_refsource_SUSEMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00004.html
Vendor Advisoryx_refsource_REDHATThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-0290.html
Vendor Advisoryx_refsource_REDHATThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-0694.html
Mailing Listx_refsource_MLISTThird Party Advisory
http://www.openwall.com/lists/oss-security/2014/10/09/25
VDB Entryx_refsource_BIDThird Party Advisory
http://www.securityfocus.com/bid/70376
Mailing Listx_refsource_MLISTExploitThird Party Advisory
http://www.spinics.net/lists/linux-ext4/msg45683.html
Mailing Listx_refsource_MLISTPatchThird Party Advisory
http://www.spinics.net/lists/linux-ext4/msg45685.html
x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1151353

CVSS

Attack Vector
LOCAL
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-362

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