PT-2022-19369 · Openrazer+1 · Openrazer+1

Tallossos · Published 2022-05-20 · Updated 2025-04-24 · CVE-2022-29021

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions OpenRazer versions up to v3.3.0

Description A buffer overflow issue exists in the razerkbd driver, allowing attackers to cause a Denial of Service (DoS) and possibly escalate their privileges via a crafted buffer sent to the "matrix custom frame" device.

Recommendations For OpenRazer versions up to v3.3.0, update to a version later than v3.3.0 to resolve the issue. As a temporary workaround, consider restricting access to the "matrix custom frame" device to minimize the risk of exploitation.

Exploit

Fix

DoS

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2022-29021

DLA-4136-1

Affected Products

Debian

Openrazer

References · 14

• 🔥 https://github.com/openrazer/openrazer/pull/1790 · Exploit
• 🔥 https://cyberark.com/resources/threat-research-blog/colorful-vulnerabilities · Exploit
• https://cve.org/CVERecord?id=CVE-2022-29021 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2022-29021 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-29021 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-29021 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-4136-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-29021 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-29021 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-29021 · Vendor Advisory
• https://github.com/openrazer/openrazer/commit/7e8a04feb378a679f1bcdcae079a5100cc45663b · Note
• https://t.me/cybersecuritytechnologies/6816 · Telegram Post
• https://lists.debian.org/debian-lts-announce/2025/04/msg00032.html · Note
• https://t.me/cibsecurity/43029 · Telegram Post