CVE-2021-47149: 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: net: fujitsu: fix potential null-ptr-deref In fmvj18x_get_hwinfo(), if ioremap fails there will be NULL pointer deref. To fix this, check the return value of ioremap and return -1 to the caller in case of failure.

Affected products

• Linux Linux Kernel: before 4.4.271 (fixed in 4.4.271); from 4.5, before 4.9.271 (fixed in 4.9.271); from 4.10, before 4.14.235 (fixed in 4.14.235); from 4.15, before 4.19.193 (fixed in 4.19.193); from 4.20, before 5.4.124 (fixed in 5.4.124); from 5.5, before 5.10.42 (fixed in 5.10.42); …

Published 2024-03-25. Last modified 2026-06-17.