Vulnerability Intelligence Report
CVE-2021-40401
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.
No Active Exploit Signals
CVSS Base Score
10.0
CRITICAL
Exploitability:3.9
Impact Score:6.0
EPSS Probability:1.22%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-252 ↗CWE-252: Unchecked Return Value
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| gerbv_project | gerbv | 2.7.0, 2.7.1 |
| fedoraproject | fedora | 36 |
| debian | debian_linux | 11.0 |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
1.216%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Talos · Researcher · USA |
| Reserved | 2021-09-01T00:00:00 |
| Published | 2022-02-04T00:00:00 |
| Last Updated | 2025-04-15T19:12:05 |
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