Improper Zeroization of Hardware Register Affecting libertas-usb8388-firmware package, versions <2:20230404-117.git2e92a49f.el8_8


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
6.32% (91st percentile)

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  • Snyk IDSNYK-RHEL8-LIBERTASUSB8388FIRMWARE-5808551
  • 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 RHEL:8 libertas-usb8388-firmware to version 2:20230404-117.git2e92a49f.el8_8 or higher.
This issue was patched in RHSA-2023:5245.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libertas-usb8388-firmware package and not the libertas-usb8388-firmware 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