CVE-2020-26541 Affecting kernel-tools-libs package, versions <0:4.18.0-305.7.1.el8_4


Severity

Recommended
high

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.05% (23rd percentile)

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  • Snyk IDSNYK-ROCKY8-KERNELTOOLSLIBS-3288274
  • published3 Feb 2023
  • disclosed2 Oct 2020

Introduced: 2 Oct 2020

CVE-2020-26541  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 kernel-tools-libs to version 0:4.18.0-305.7.1.el8_4 or higher.
This issue was patched in RLSA-2021:2570.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-tools-libs package and not the kernel-tools-libs package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

The Linux kernel through 5.8.13 does not properly enforce the Secure Boot Forbidden Signature Database (aka dbx) protection mechanism. This affects certs/blacklist.c and certs/system_keyring.c.

CVSS Scores

version 3.1