CVE-2019-15161: Tcpdump Libpcap

Medium severity, CVSS 5.3. EPSS: 2.8% chance of exploitation in the next 30 days.

rpcapd/daemon.c in libpcap before 1.9.1 mishandles certain length values because of reuse of a variable. This may open up an attack vector involving extra data at the end of a request.

Affected products

• Tcpdump Libpcap: before 1.9.1 (fixed in 1.9.1)

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