Resource Management Errors Affecting kernel-tools package, versions <0:4.1.19-24.31.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-1694410
  • published27 Sept 2021
  • disclosed27 Apr 2016

Introduced: 27 Apr 2016

CVE-2016-2550  (opens in a new tab)
CWE-399  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 kernel-tools to version 0:4.1.19-24.31.amzn1 or higher.
This issue was patched in ALAS-2016-669.

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.

The Linux kernel before 4.5 allows local users to bypass file-descriptor limits and cause a denial of service (memory consumption) by leveraging incorrect tracking of descriptor ownership and sending each descriptor over a UNIX socket before closing it. NOTE: this vulnerability exists because of an incorrect fix for CVE-2013-4312.

CVSS Scores

version 3.1