concat_filename in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.30, allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted binary file, as demonstrated by nm-new.
https://usn.ubuntu.com/4336-1/
https://sourceware.org/bugzilla/show_bug.cgi?id=23065
https://security.gentoo.org/glsa/201908-01
https://access.redhat.com/errata/RHSA-2018:3032