libarchive version commit bf9aec176c6748f0ee7a678c5f9f9555b9a757c1 onwards (release v3.0.2 onwards) contains a CWE-125: Out-of-bounds Read vulnerability in 7zip decompression, archive_read_support_format_7zip.c, header_bytes() that can result in a crash (denial of service). This attack appears to be exploitable via the victim opening a specially crafted 7zip file.
https://usn.ubuntu.com/3884-1/
https://lists.debian.org/debian-lts-announce/2019/02/msg00013.html
https://github.com/libarchive/libarchive/pull/1120/commits/65a23f5dbee4497064e9bb467f81138a62b0dae1
https://github.com/libarchive/libarchive/pull/1120
https://access.redhat.com/errata/RHSA-2019:3698
https://access.redhat.com/errata/RHSA-2019:2298
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00015.html
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00012.html
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00055.html