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Improper Initialization Affecting kernel-tools-libs package, versions <0:3.10.0-693.el7

Severity

 Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-CENTOS7-KERNELTOOLSLIBS-2082749
  • published26 Jul 2021
  • disclosed12 May 2017
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Introduced: 12 May 2017

CVE-2017-7495  (opens in a new tab)
CWE-665  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade Centos:7 kernel-tools-libs to version 0:3.10.0-693.el7 or higher.

NVD Description

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

fs/ext4/inode.c in the Linux kernel before 4.6.2, when ext4 data=ordered mode is used, mishandles a needs-flushing-before-commit list, which allows local users to obtain sensitive information from other users' files in opportunistic circumstances by waiting for a hardware reset, creating a new file, making write system calls, and reading this file.