Resource Exhaustion Affecting kernel-tools-debuginfo package, versions <0:4.14.59-64.43.amzn1


Severity

Recommended
critical

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
74.81% (99th percentile)

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  • Snyk IDSNYK-AMZN201803-KERNELTOOLSDEBUGINFO-1714670
  • published27 Sept 2021
  • disclosed6 Aug 2018

Introduced: 6 Aug 2018

CVE-2018-5390  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 kernel-tools-debuginfo to version 0:4.14.59-64.43.amzn1 or higher.
This issue was patched in ALAS-2018-1049.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-tools-debuginfo package and not the kernel-tools-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

Linux kernel versions 4.9+ can be forced to make very expensive calls to tcp_collapse_ofo_queue() and tcp_prune_ofo_queue() for every incoming packet which can lead to a denial of service.

References

CVSS Scores

version 3.1