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Race Condition Affecting kernel-bootwrapper package, versions <0:3.10.0-514.el7

Severity

 Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-CENTOS7-KERNELBOOTWRAPPER-2070563
  • published26 Jul 2021
  • disclosed4 Jul 2016
Report a new vulnerability Found a mistake?

Introduced: 4 Jul 2016

CVE-2016-6136  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade Centos:7 kernel-bootwrapper to version 0:3.10.0-514.el7 or higher.

NVD Description

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

Race condition in the audit_log_single_execve_arg function in kernel/auditsc.c in the Linux kernel through 4.7 allows local users to bypass intended character-set restrictions or disrupt system-call auditing by changing a certain string, aka a "double fetch" vulnerability.