CVE-2020-10942: Canonical Ubuntu Linux

Medium severity, CVSS 5.3. EPSS: 1% chance of exploitation in the next 30 days.

In the Linux kernel before 5.5.8, get_raw_socket in drivers/vhost/net.c lacks validation of an sk_family field, which might allow attackers to trigger kernel stack corruption via crafted system calls.

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; version 9.0 only; version 10.0 only
• Linux Linux Kernel: before 5.5.8 (fixed in 5.5.8)
• Opensuse Leap: version 15.1 only

Published 2020-03-24. Last modified 2026-06-17.