Divide By Zero Affecting kernel-tools-debuginfo package, versions <0:4.14.322-170.538.amzn1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (21st percentile)

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  • Snyk IDSNYK-AMZN201803-KERNELTOOLSDEBUGINFO-5889354
  • published8 Sept 2023
  • disclosed8 Aug 2023

Introduced: 8 Aug 2023

CVE-2023-20588  (opens in a new tab)
CWE-369  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 kernel-tools-debuginfo to version 0:4.14.322-170.538.amzn1 or higher.
This issue was patched in ALAS-2023-1819.

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.

A division-by-zero error on some AMD processors can potentially return speculative data resulting in loss of confidentiality.

References

CVSS Scores

version 3.1