CVE-2025-38454
Unknown
Unknown - Not Provided
BaseFortify
Publication date: 2025-07-25
Last updated on: 2025-11-19
Assigner: kernel.org
Description
Description
In the Linux kernel, the following vulnerability has been resolved:
ALSA: ad1816a: Fix potential NULL pointer deref in snd_card_ad1816a_pnp()
Use pr_warn() instead of dev_warn() when 'pdev' is NULL to avoid a
potential NULL pointer dereference.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| linux | linux_kernel | 6.16 |
| linux | linux_kernel | 6.16 |
| linux | linux_kernel | 6.16 |
| linux | linux_kernel | 6.16 |
| linux | linux_kernel | 6.16 |
| linux | linux_kernel | From 5.15.160 (inc) to 5.16 (inc) |
| linux | linux_kernel | From 5.15.160 (inc) to 5.16 (inc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-476 | The product dereferences a pointer that it expects to be valid but is NULL. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a potential NULL pointer dereference in the Linux kernel's ALSA ad1816a driver. It occurs because the code uses dev_warn() when the 'pdev' pointer can be NULL, which may lead to a NULL pointer dereference. The fix replaces dev_warn() with pr_warn() to avoid this issue.
How can this vulnerability impact me? :
A NULL pointer dereference can cause the affected system or kernel module to crash or become unstable, potentially leading to denial of service or system instability.
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