OSV-2025-260 Heap-buffer-overflow in bfd_getb16

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=408254000 Crash type: Heap-buffer-overflow READ 1 Crash state: bfdgetb16 nds32elfdo9pcrelreloc nds32elf9pcrelreloc...