CVE-2016-4581 Affecting kernel-tools package, versions <0:4.4.10-22.54.amzn1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-AMZN201803-KERNELTOOLS-1697589
  • published27 Sept 2021
  • disclosed23 May 2016

Introduced: 23 May 2016

CVE-2016-4581  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 kernel-tools to version 0:4.4.10-22.54.amzn1 or higher.
This issue was patched in ALAS-2016-703.

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 Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

fs/pnode.c in the Linux kernel before 4.5.4 does not properly traverse a mount propagation tree in a certain case involving a slave mount, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) via a crafted series of mount system calls.

CVSS Scores

version 3.1