An invalid memory address dereference was discovered in dwfl_segment_report_module.c in libdwfl in elfutils through v0.174. The vulnerability allows attackers to cause a denial of service (application crash) with a crafted ELF file, as demonstrated by consider_notes.
https://usn.ubuntu.com/4012-1/
https://sourceware.org/ml/elfutils-devel/2018-q4/msg00022.html
https://sourceware.org/bugzilla/show_bug.cgi?id=23752
https://lists.debian.org/debian-lts-announce/2021/10/msg00030.html
https://lists.debian.org/debian-lts-announce/2019/02/msg00036.html
https://access.redhat.com/errata/RHSA-2019:2197
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00052.html