CVE-2025-39687
BaseFortify
Publication date: 2025-09-05
Last updated on: 2026-03-17
Assigner: kernel.org
Description
Description
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| linux | linux_kernel | 5.10.244 |
| linux | linux_kernel | 6.1.153 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-UNKNOWN |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability in the Linux kernel's iio light as73211 driver involves uninitialized buffer holes that are copied to a kernel FIFO (kfifo) which user space can read. The issue is that these buffer holes were not zeroed out, potentially exposing unintended data. The fix ensures that these buffer holes are zeroed before being copied, preventing leakage of potentially sensitive data.
How can this vulnerability impact me? :
This vulnerability could lead to unintended disclosure of kernel memory contents to user space, potentially exposing sensitive information. This could be exploited by an attacker with access to the device to read data that should not be accessible, leading to privacy or security risks.