Vulnerability in Linux

CVE-2025-39690

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.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.001 (2.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 2.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-39690: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

  • Linux — versions edeb67fbbf4b59a025a27891b92a9fc07e77d2f2, 6.16, 0
  • Linux Kernel — versions 6.17

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-39690?
CVE-2025-39690 is a medium-severity vulnerability in Linux, classified under Use of Uninitialized Resource. CVSS score: 5.5/10. Published 2025-09-05.
How severe is CVE-2025-39690?
Medium severity. CVSS v3 base score is 5.5 out of 10.