The elf_parse_notes function in elf.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.30, allows remote attackers to cause a denial of service (out-of-bounds read and segmentation violation) via a note with a large alignment.
https://sourceware.org/bugzilla/show_bug.cgi?id=22788
https://security.gentoo.org/glsa/201811-17
http://www.securityfocus.com/bid/103103
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.html