CVE-2021-41043: Tcpdump Tcpslice

Medium severity, CVSS 5.5. EPSS: 0.9% chance of exploitation in the next 30 days.

Use after free in tcpslice triggers AddressSanitizer, no other confirmed impact.

Affected products

• Tcpdump Tcpslice: before 1.5 (fixed in 1.5)

Published 2022-01-05. Last modified 2026-06-17.