CVE-2011-1139: Wireshark

Medium severity, CVSS 4.3. EPSS: 3.3% chance of exploitation in the next 30 days.

wiretap/pcapng.c in Wireshark 1.2.0 through 1.2.14 and 1.4.0 through 1.4.3 allows remote attackers to cause a denial of service (application crash) via a pcap-ng file that contains a large packet-length field.

Affected products

• Wireshark Wireshark: version 1.2.0 only; version 1.2.1 only; version 1.2.2 only; version 1.2.3 only; version 1.2.4 only; version 1.2.5 only; …

Published 2011-03-03. Last modified 2026-06-16.