CVE-2025-32776: Out-of-bounds Read (CVSS 5.5)

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.

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CVSS v3.1 Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Weakness Type (CWE)

CWE-125 Out-of-bounds Read

References

Other References

https://github.com/openrazer/openrazer/commit/57610511d2548eda66999eaed5aa4517e89d6d39 https://github.com/openrazer/openrazer/commit/d869abd20995b4931795e1cde54d4ac84d9ca62f https://github.com/openrazer/openrazer/issues/2433 https://github.com/openrazer/openrazer/security/advisories/GHSA-835j-6976-46jx https://lists.debian.org/debian-lts-announce/2025/04/msg00032.html

Frequently Asked Questions

What is CVE-2025-32776? +

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. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2025-32776? +

CVE-2025-32776 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2025-32776? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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