Race Condition Affecting kernel-tools package, versions <0:3.10.0-229.el7


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (20th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Race Condition vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-RHEL7-KERNELTOOLS-7951307
  • published14 Sept 2024
  • disclosed9 Oct 2014

Introduced: 9 Oct 2014

CVE-2014-8086  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade RHEL:7 kernel-tools to version 0:3.10.0-229.el7 or higher.
This issue was patched in RHSA-2015:0290.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-tools package and not the kernel-tools package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

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.

CVSS Scores

version 3.1