CVE-2026-23196
Null Pointer Dereference in Intel-thc-hid DMA Buffer Read
Publication date: 2026-02-14
Last updated on: 2026-03-19
Assigner: kernel.org
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| linux | linux_kernel | 6.19 |
| linux | linux_kernel | 6.19 |
| linux | linux_kernel | 6.19 |
| linux | linux_kernel | 6.19 |
| linux | linux_kernel | From 6.14 (inc) to 6.18.10 (exc) |
Helpful Resources
Exploitability
| 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 exists in the Linux kernel's Intel-thc-hid component. It involves the lack of a safety check when reading from a DMA (Direct Memory Access) buffer. Without this check, the system might attempt to read from a DMA buffer that is not ready, potentially causing a NULL pointer access.
How can this vulnerability impact me? :
The impact of this vulnerability could include system instability or crashes due to unexpected NULL pointer dereferences when the kernel reads from an unready DMA buffer. This could potentially lead to denial of service or other unpredictable behavior in systems using the affected Intel-thc-hid driver.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
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What immediate steps should I take to mitigate this vulnerability?
I don't know