Critical severity9.8NVD Advisory· Published Dec 22, 2021· Updated Jun 17, 2026
CVE-2021-40393
CVE-2021-40393
Description
An out-of-bounds write vulnerability exists in the RS-274X aperture macro variables handling functionality of Gerbv 2.7.0 and dev (commit b5f1eacd) and the forked version of Gerbv (commit 71493260). A specially-crafted gerber file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.
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Affected products
2- Gerbv/Gerbvdescription
Patches
Vulnerability mechanics
References
4- talosintelligence.com/vulnerability_reports/TALOS-2021-1404nvdExploitThird Party Advisory
- www.debian.org/security/2022/dsa-5306nvdThird Party Advisory
- lists.debian.org/debian-lts-announce/2023/09/msg00040.htmlnvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/37OSNNO5N5FJZP6ZBYRJMML5HYMJQIX7/nvd
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