CVE-2021-40393

NameCVE-2021-40393
DescriptionAn 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
ReferencesDSA-5306-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
gerbv (PTS)buster2.7.0-1+deb10u1vulnerable
buster (security)2.7.0-1+deb10u2vulnerable
bullseye2.7.0-2+deb11u1vulnerable
bullseye (security)2.7.0-2+deb11u2fixed
bookworm, sid2.9.6-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
gerbvsourcebullseye2.7.0-2+deb11u2DSA-5306-1
gerbvsource(unstable)2.8.2-1

Notes

[buster] - gerbv <no-dsa> (Minor issue)
[stretch] - gerbv <no-dsa> (Minor issue)
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1404
https://github.com/advisories/GHSA-w67q-2hr6-7cjf
https://github.com/gerbv/gerbv/commit/4d12b696aed19fbcc115fe83aa7597b7c42ba8d6 (v2.8.2-rc.1)

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