CVE-2025-21991

The CVE-2025-21991 issue affects the Linux kernel’s AMD microcode loader for x86. It could trigger an out-of-bounds access when iterating NUMA nodes with empty or CPU-less nodes, potentially accessing cpu_data beyond its bounds during a microcode update. The root cause is that load_microcode_amd(...

CVE-2021-47176

CVE-2021-47176 affects the Linux kernel s390/dasd subsystem. The issue arises from an omitted discipline function, leading to a panic when the path verification function is invoked for FBA or DIAG devices. A fix defines a wrapper for dasd_generic_verify_path() to restore correct operation and pre...