CVE-2019-19534: Canonical Ubuntu Linux

Low severity, CVSS 2.4. EPSS: 0.5% chance of exploitation in the next 30 days.

In the Linux kernel before 5.3.11, there is an info-leak bug that can be caused by a malicious USB device in the drivers/net/can/usb/peak_usb/pcan_usb_core.c driver, aka CID-f7a1337f0d29.

Affected products

• Canonical Ubuntu Linux: version 14.04 only; version 16.04 only; version 18.04 only; version 19.04 only; version 19.10 only
• Debian Debian Linux: version 8.0 only
• Linux Linux Kernel: before 5.3.11 (fixed in 5.3.11)

Published 2019-12-03. Last modified 2026-06-17.