This update for ucode-intel fixes the following issues: * Updated to Intel CPU Microcode 20240312 release. * CVE-2023-39368: Protection mechanism failure of bus lock regulator for some Intel Processors may allow an unauthenticated user to potentially enable denial of service via network access * CVE-2023-38575: Non-transparent sharing of return predictor targets between contexts in some Intel Processors may allow an authorized user to potentially enable information disclosure via local access. * CVE-2023-28746: Information exposure through microarchitectural state after transient execution from some register files for some Intel Atom Processors may allow an authenticated user to potentially enable information disclosure via local access. * CVE-2023-22655 Protection mechanism failure in some 3rd and 4th Generation Intel Xeon Processors when using Intel SGX or Intel TDX may allow a privileged user to potentially enable escalation of privilege via local access. * CVE-2023-43490: Incorrect calculation in microcode keying mechanism for some Intel Xeon D Processors with Intel SGX may allow a privileged user to potentially enable information disclosure via local access.