system
Describe <CVE-2016-9558>.
user
What is <CVE-2016-9558>?
assistant
(1) libdwarf/dwarf_leb.c and (2) dwarfdump/print_frames.c in libdwarf before 20161124 allow remote attackers to have unspecified impact via a crafted bit pattern in a signed leb number, aka a "negation overflow.".