CVE-2019-19947: Canonical Ubuntu Linux

Medium severity, CVSS 4.6. EPSS: 0.5% chance of exploitation in the next 30 days.

In the Linux kernel through 5.4.6, there are information leaks of uninitialized memory to a USB device in the drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c driver, aka CID-da2311a6385c.

Affected products

• Canonical Ubuntu Linux: version 14.04 only; version 16.04 only; version 18.04 only; version 19.10 only
• Debian Debian Linux: version 8.0 only
• Linux Linux Kernel: up to and including 5.4.6
• Netapp Active Iq Unified Manager: affected versions not specified
• Netapp Aff Baseboard Management Controller: version a700s only
• Netapp Cloud Backup: affected versions not specified
• Netapp Data Availability Services: affected versions not specified
• Netapp E-Series Santricity OS Controller: from 11.0, up to and including 11.70.2
• Netapp Fas/aff Baseboard Management Controller: affected versions not specified
• Netapp Hci Baseboard Management Controller: version h610s only
• Netapp Solidfire & Hci Management Node: affected versions not specified
• Netapp Solidfire Baseboard Management Controller: affected versions not specified
• Netapp Steelstore Cloud Integrated Storage: affected versions not specified

Published 2019-12-24. Last modified 2026-06-17.