CVE-2025-39690
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-09-05

Last updated on: 2025-11-25

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: iio: accel: sca3300: fix uninitialized iio scan data Fix potential leak of uninitialized stack data to userspace by ensuring that the `channels` array is zeroed before use.
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Meta Information
Published
2025-09-05
Last Modified
2025-11-25
Generated
2026-06-16
AI Q&A
2025-09-05
EPSS Evaluated
2026-06-15
NVD
CVE-2025-39690
Affected Vendors & Products
Showing 3 associated CPEs
Vendor Product Version / Range
linux linux_kernel 6.17
linux linux_kernel 6.17
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-908 The product uses or accesses a resource that has not been initialized.
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Executive Summary

This vulnerability in the Linux kernel involves the iio accel sca3300 driver where uninitialized stack data could potentially be leaked to userspace. The issue was that the 'channels' array was not zeroed before use, which could expose sensitive or unintended data. The fix ensures that the 'channels' array is properly zeroed to prevent this leak.

Impact Analysis

The vulnerability could lead to unintended disclosure of uninitialized stack data to userspace, potentially exposing sensitive information or causing information leakage. This could be exploited by an attacker to gain access to data that should not be accessible.

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