HighFix available
gerbv — security advisory
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.
- Products
- gerbv
- Affected versions
- Not specified
- Fixed versions
- 2.9.2-1
- CVEs
- CVE-2021-40401
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 00:40 UTC · Revision 1
Source evidence
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.
osv:DEBIAN-CVE-2021-40401
gerbv
Fixed versions: 2.9.2-1
gerbv
Fixed versions: 2.9.2-1
Complete source record
{
"id": "3e5f92e1789c73961beca8e587cad563283f3648c611ca61851318609ab2ccba",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2021-40401",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2021-40401",
"summary": "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.",
"evidence": "osv:DEBIAN-CVE-2021-40401",
"products": [
{
"name": {
"value": "gerbv",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.9.2-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "gerbv",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.9.2-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "DEBIAN-CVE-2021-40401",
"aliases": [
"DEBIAN-CVE-2021-40401"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.9.2-1"
}
]
}
],
"package": {
"name": "gerbv",
"purl": "pkg:deb/debian/gerbv?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-40401.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.9.2-1"
}
]
}
],
"package": {
"name": "gerbv",
"purl": "pkg:deb/debian/gerbv?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-40401.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-23T18:03:32.804723387Z",
"provider": "osv",
"upstream": [
"CVE-2021-40401"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2021-40401"
]
},
"related_cves": [
{
"value": "CVE-2021-40401",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 421868,
"published_at": "2022-02-04T23:15:11.833+00:00"
}