CVE-2021-47522: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: HID: bigbenff: prevent null pointer dereference When emulating the device through uhid, there is a chance we don't have output reports and so report_field is null.

Affected products

• Linux Linux Kernel: before 5.4.165 (fixed in 5.4.165); from 5.5, before 5.10.85 (fixed in 5.10.85); from 5.11, before 5.15.8 (fixed in 5.15.8)

Published 2024-05-24. Last modified 2026-06-17.