CLSA-2026-1778020045 binutils: Fix of CVE-2021-3826

CVE-2021-3826: fix heap/stack buffer overflow in dlanglname libiberty d-demangle.c via missing length check in dlangsymbolbackref...

CLSA-2026-1777465067 binutils: Fix of CVE-2021-3826

CVE-2021-3826: fix heap/stack buffer overflow in libiberty d-demangle dlangsymbolbackref...