The bfd_mach_o_i386_canonicalize_one_reloc function in bfd/mach-o-i386.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29 and earlier, allows remote attackers to cause an out of bounds heap read via a crafted mach-o file. Upstream bug: https://sourceware.org/bugzilla/show_bug.cgi?id=21813
Created binutils tracking bugs for this issue: Affects: fedora-all [bug 1483604] Created mingw-binutils tracking bugs for this issue: Affects: epel-all [bug 1483603] Affects: fedora-all [bug 1483605]