CVE-2021-40391

NameCVE-2021-40391
DescriptionAn out-of-bounds write vulnerability exists in the drill format T-code tool number functionality of Gerbv 2.7.0, dev (commit b5f1eacd), and the forked version of Gerbv (commit 71493260). A specially-crafted drill 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 code/issues, web search, more)
ReferencesDLA-2839-1
NVD severityhigh

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
gerbv (PTS)stretch2.6.1-2vulnerable
stretch (security)2.6.1-2+deb9u1fixed
buster2.7.0-1vulnerable
bullseye2.7.0-2vulnerable
bookworm, sid2.8.1-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
gerbvsourcestretch2.6.1-2+deb9u1DLA-2839-1
gerbvsource(unstable)2.7.1-1

Notes

[bullseye] - gerbv <no-dsa> (Minor issue)
[buster] - gerbv <no-dsa> (Minor issue)
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1402
https://github.com/gerbv/gerbv/commit/9f83950b772b37b49ee188300e444546e6aab17e
https://github.com/gerbv/gerbv/issues/30

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