An issue was discovered in ZZIPlib through 0.13.69. There is a memory leak triggered in the function __zzip_parse_root_directory in zip.c, which will lead to a denial of service attack.
https://lists.debian.org/debian-lts-announce/2020/06/msg00029.html
https://github.com/gdraheim/zziplib/issues/58
https://access.redhat.com/errata/RHSA-2019:2196
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00066.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00065.html