CVE-2023-5342 Shim: expired secure boot certificate

The Fedora Secure Boot CA certificate shipped with shim in Fedora was expired which could lead to old or invalid signed boot components being loaded...

CVE-2023-5342

CVE-2023-5342 affects the Fedora shim’s Secure Boot validation by an expired Fedora Secure Boot CA certificate shipped with shim. Root cause: expiration of the CA cert used to sign boot components, allowing the loading of old/invalid signed boot components. Impact: potential to load outdated or i...