In Perl through 5.26.2, the Archive::Tar module allows remote attackers to bypass a directory-traversal protection mechanism, and overwrite arbitrary files, via an archive file containing a symlink and a regular file with the same name.
seclists.org/fulldisclosure/2019/Mar/49
www.securityfocus.com/bid/104423
www.securitytracker.com/id/1041048
access.redhat.com/errata/RHSA-2019:2097
bugs.debian.org/cgi-bin/bugreport.cgi?bug=900834
seclists.org/bugtraq/2019/Mar/42
security.netapp.com/advisory/ntap-20180927-0001/
support.apple.com/kb/HT209600
usn.ubuntu.com/3684-1/
usn.ubuntu.com/3684-2/
www.debian.org/security/2018/dsa-4226
www.oracle.com/security-alerts/cpujul2020.html