CVE-2022-23946 Memory corruption in KiCad

What is CVE-2022-23946?

CVE-2022-23946 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 4 Feb 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

A stack-based buffer overflow vulnerability exists in the Gerber Viewer gerber and excellon GCodeNumber parsing functionality of KiCad EDA 6.0.1 and master commit de006fc010. A specially-crafted gerber or excellon file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.

Weakness: CWE-787, CWE-121

Which versions are affected by CVE-2022-23946?

It affects 3 products.

Products include Debian Debian Linux, Fedoraproject Fedora, Kicad Kicad Eda.

How do I fix CVE-2022-23946?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2022-23946 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-23946 exists.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2022-23946, GHSA-5xw6-g598-2v26, UBUNTU-CVE-2022-23946.