Improper Zeroization of Hardware Register Affecting kernel-tools package, versions <0:4.18.0-193.120.1.el8_2


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
5.88% (91st percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-RHEL8-KERNELTOOLS-6197200
  • published26 Jan 2024
  • disclosed25 Jul 2023

Introduced: 25 Jul 2023

CVE-2023-20593  (opens in a new tab)
CWE-1239  (opens in a new tab)

How to fix?

Upgrade RHEL:8 kernel-tools to version 0:4.18.0-193.120.1.el8_2 or higher.
This issue was patched in RHSA-2024:0403.

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 RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

An issue in “Zen 2” CPUs, under specific microarchitectural circumstances, may allow an attacker to potentially access sensitive information.

References

CVSS Base Scores

version 3.1