CVE-2018-16452: Tcpdump

High severity, CVSS 7.5. EPSS: 4.1% chance of exploitation in the next 30 days.

The SMB parser in tcpdump before 4.9.3 has stack exhaustion in smbutil.c:smb_fdata() via recursion.

Affected products

• Tcpdump Tcpdump: before 4.9.3 (fixed in 4.9.3)

Published 2019-10-03. Last modified 2026-06-17.