The swap_std_reloc_in function in aoutx.h in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.30, allows attackers to cause a denial of service (aout_32_swap_std_reloc_out NULL pointer dereference and application crash) via a crafted ELF file, as demonstrated by objcopy. Upstream issue: https://sourceware.org/bugzilla/show_bug.cgi?id=22887 Upstream patches: https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=116acb2c268c89c89186673a7c92620d21825b25
Created binutils tracking bugs for this issue: Affects: fedora-all [bug 1551786] Created mingw-binutils tracking bugs for this issue: Affects: epel-all [bug 1551787]
This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Via RHSA-2018:3032 https://access.redhat.com/errata/RHSA-2018:3032
*** Bug 1686781 has been marked as a duplicate of this bug. ***