Improper Verification of Cryptographic Signature Affecting kernel-rt-core package, versions <0:4.18.0-305.7.1.rt7.79.el8_4
Threat Intelligence
EPSS
0.05% (22nd
percentile)
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Test your applications- Snyk ID SNYK-CENTOS8-KERNELRTCORE-2114152
- published 26 Jul 2021
- disclosed 15 Sep 2020
How to fix?
Upgrade Centos:8 kernel-rt-core to version 0:4.18.0-305.7.1.rt7.79.el8_4 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt-core package and not the kernel-rt-core package as distributed by Centos.
See How to fix? for Centos: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