- Vulnerability/
- CVE-2025-21982
CVE-2025-21982: pinctrl: nuvoton: npcm8xx: Add NULL check in npcm8xx_gpio_fw
First published: Tue Apr 01 2025(Updated: )
In the Linux kernel, the following vulnerability has been resolved: pinctrl: nuvoton: npcm8xx: Add NULL check in npcm8xx_gpio_fw devm_kasprintf() calls can return null pointers on failure. But the return values were not checked in npcm8xx_gpio_fw(). Add NULL check in npcm8xx_gpio_fw(), to handle kernel NULL pointer dereference error.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2025-21982?
CVE-2025-21982 has a medium severity rating due to potential null pointer dereference risks.
What are the potential impacts of CVE-2025-21982?
The vulnerability could lead to a denial of service if the NULL pointer dereference occurs.
How do I fix CVE-2025-21982?
To fix CVE-2025-21982, update to the patched version of the Linux kernel that includes the NULL check.
Which versions of the Linux kernel are affected by CVE-2025-21982?
CVE-2025-21982 affects various versions of the Linux kernel before the patch was applied.
Are there any workarounds for CVE-2025-21982?
There are no recommended workarounds for CVE-2025-21982; applying the kernel update is necessary.
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