CVE-2019-19553: Debian Linux

High severity, CVSS 7.5. EPSS: 4.1% chance of exploitation in the next 30 days.

In Wireshark 3.0.0 to 3.0.6 and 2.6.0 to 2.6.12, the CMS dissector could crash. This was addressed in epan/dissectors/asn1/cms/packet-cms-template.c by ensuring that an object identifier is set to NULL after a ContentInfo dissection.

Affected products

• Debian Debian Linux: version 9.0 only
• Opensuse Leap: version 15.1 only
• Oracle Solaris: version 11 only
• Oracle ZFS Storage Appliance: version 8.8 only
• Wireshark Wireshark: from 2.6.0, up to and including 2.6.12; from 3.0.0, up to and including 3.0.6

Published 2019-12-05. Last modified 2026-06-17.