Improper Zeroization of Hardware Register Affecting kernel-rt-trace-devel package, versions <0:3.10.0-1160.99.1.rt56.1245.el7


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.09% (40th percentile)

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  • Snyk IDSNYK-CENTOS7-KERNELRTTRACEDEVEL-5807229
  • published26 Jul 2023
  • 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 Centos:7 kernel-rt-trace-devel to version 0:3.10.0-1160.99.1.rt56.1245.el7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-trace-devel package and not the kernel-rt-trace-devel package as distributed by Centos. See How to fix? for Centos:7 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 Scores

version 3.1