The check_sysv_hash function in elflint.c in elfutils allows attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted ELF file. Upstream bug: https://sourceware.org/bugzilla/show_bug.cgi?id=21311 Upstream patch: https://sourceware.org/ml/elfutils-devel/2017-q1/msg00131.html References: https://blogs.gentoo.org/ago/2017/04/03/elfutils-heap-based-buffer-overflow-in-check_sysv_hash-elflint-c/
Created elfutils tracking bugs for this issue: Affects: fedora-all [bug 1441630]