_bfd_dwarf2_cleanup_debug_info in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, allows remote attackers to cause a denial of service (memory leak) via a crafted ELF file.Referenceshttps://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=b55ec8b676ed05d93ee49d6c79ae0403616c4fb0https://sourceware.org/bugzilla/show_bug.cgi?id=22212