Divide By Zero Affecting kernel-uek-debug-modules-extra package, versions <0:5.15.0-106.131.4.el8uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.05% (21st percentile)

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  • Snyk IDSNYK-ORACLE8-KERNELUEKDEBUGMODULESEXTRA-5953369
  • published11 Oct 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 Oracle:8 kernel-uek-debug-modules-extra to version 0:5.15.0-106.131.4.el8uek or higher.
This issue was patched in ELSA-2023-12858.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek-debug-modules-extra package and not the kernel-uek-debug-modules-extra package as distributed by Oracle. See How to fix? for Oracle:8 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