find_abstract_instance in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.32, allows remote attackers to cause a denial of service (infinite recursion and application crash) via a crafted ELF file. CREATE(Triage):(User=admin) CVE-2019-17450 (https://nvd.nist.gov/vuln/detail/CVE-2019-17450)