The SMB parser in tcpdump before 4.9.3 has stack exhaustion in smbutil.c:smb_fdata() via recursion.
https://www.debian.org/security/2019/dsa-4547
https://usn.ubuntu.com/4252-2/
https://usn.ubuntu.com/4252-1/
https://github.com/the-tcpdump-group/tcpdump/commit/24182d959f661327525a20d9a94c98a8ec016778
https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.html