CVE-2026-53187

The CVE-2026-53187 entry describes a Linux kernel vulnerability in RDMA/core where UVERBS_ATTR_ALLOC_DMAH_CPU_ID from user space is passed to cpumask_test_cpu() without validating against nr_cpu_ids. This can cause an out-of-bounds read of the cpumask bitmap (indexed by cpu_id / BITS_PER_LONG) an...