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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

6
  • Gerbv Project/Gerbv
    cpe:2.3:a:gerbv_project:gerbv:2.7.0:*:*:*:*:*:*:*
  • Debian/linux3 versions
    cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
    • cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
    • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
  • Gerbv/Gerbvcpe-rescue2 versions
    (expand)+ 1 more
    • (no CPE)
    • (no CPE)range: <=2.7.0

Patches

Vulnerability mechanics

References

4

News mentions

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