CVE-2018-9257: Wireshark

High severity, CVSS 7.5. EPSS: 1.8% chance of exploitation in the next 30 days.

In Wireshark 2.4.0 to 2.4.5, the CQL dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-cql.c by checking for a nonzero number of columns.

Affected products

• Wireshark Wireshark: from 2.4.0, up to and including 2.4.5

Published 2018-04-04. Last modified 2026-06-17.