diff -rupN --no-dereference binutils-2.39/bfd/coffcode.h binutils-2.39-new/bfd/coffcode.h --- binutils-2.39/bfd/coffcode.h 2022-07-08 11:46:47.000000000 +0200 +++ binutils-2.39-new/bfd/coffcode.h 2022-10-30 12:41:41.408023817 +0100 @@ -4284,10 +4284,13 @@ coff_set_section_contents (bfd * abfd, rec = (bfd_byte *) location; recend = rec + count; - while (rec < recend) + while (recend - rec >= 4) { + size_t len = bfd_get_32 (abfd, rec); + if (len == 0 || len > (size_t) (recend - rec) / 4) + break; + rec += len * 4; ++section->lma; - rec += bfd_get_32 (abfd, rec) * 4; } BFD_ASSERT (rec == recend);