CVE-2021-47149
Medium
Description
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.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedMar 25, 2024
First seenMar 25, 2024
How to fix
Update
- linux linux_kernel4.4.271, 4.9.271, 4.14.235, 4.19.193, 5.4.124, 5.10.42, 5.12.9 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | v < 4.4.271, 4.5 ≤ v < 4.9.271, 4.10 ≤ v < 4.14.235, 4.15 ≤ v < 4.19.193, 4.20 ≤ v < 5.4.124, 5.5 ≤ v < 5.10.42, 5.11 ≤ v < 5.12.9, 5.13 | 4.4.271, 4.9.271, 4.14.235, 4.19.193, 5.4.124, 5.10.42, 5.12.9 |
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