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 applicationsUpgrade Oracle:7 kernel-uek-devel to version 0:4.1.12-124.44.4.el7uek or higher.
This issue was patched in ELSA-2020-5912.
Note: Versions mentioned in the description apply only to the upstream kernel-uek-devel package and not the kernel-uek-devel package as distributed by Oracle.
See How to fix? for Oracle:7 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.