| Name | CVE-2021-40401 |
| Description | A use-after-free vulnerability exists in the RS-274X aperture definition tokenization functionality of Gerbv 2.7.0 and dev (commit b5f1eacd) and Gerbv forked 2.7.1. A specially-crafted gerber file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3210-1, DSA-5306-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| gerbv (PTS) | jessie | 2.6.0-1 | vulnerable |
| stretch (security), stretch (lts), stretch | 2.6.1-2+deb9u1 | vulnerable |
| buster (security), buster, buster (lts) | 2.7.0-1+deb10u3 | fixed |
| bullseye (security), bullseye | 2.7.0-2+deb11u2 | fixed |
| bookworm | 2.9.6-1 | fixed |
| sid, trixie | 2.10.0-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| gerbv | source | jessie | (unfixed) | end-of-life | | |
| gerbv | source | stretch | (unfixed) | end-of-life | | |
| gerbv | source | buster | 2.7.0-1+deb10u2 | | DLA-3210-1 | |
| gerbv | source | bullseye | 2.7.0-2+deb11u2 | | DSA-5306-1 | |
| gerbv | source | (unstable) | 2.9.2-1 | | | |
Notes
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1415
Fixed by: https://github.com/gerbv/gerbv/commit/68ee18945bcf68ff964c42f12af79c5c0e2f4069 (v2.9.0-rc.1)
https://github.com/gerbv/gerbv/issues/81