CVE-2012-6058: Wireshark

Medium severity, CVSS 5.0. EPSS: 2.6% chance of exploitation in the next 30 days.

Integer overflow in the dissect_icmpv6 function in epan/dissectors/packet-icmpv6.c in the ICMPv6 dissector in Wireshark 1.6.x before 1.6.12 and 1.8.x before 1.8.4 allows remote attackers to cause a denial of service (infinite loop) via a crafted Number of Sources value.

Affected products

• Wireshark Wireshark: version 1.6.0 only; version 1.6.1 only; version 1.6.2 only; version 1.6.3 only; version 1.6.4 only; version 1.6.5 only; …

Published 2012-12-05. Last modified 2026-06-16.