Vulnerability Description
An 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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gerbv Project | Gerbv | 2.7.0 |
| Debian | Debian Linux | 9.0 |
| Fedoraproject | Fedora | 36 |
Related Weaknesses (CWE)
References
- https://lists.debian.org/debian-lts-announce/2021/12/msg00003.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1402ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/12/msg00003.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1402ExploitThird Party Advisory
FAQ
What is CVE-2021-40391?
CVE-2021-40391 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An 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-c...
How severe is CVE-2021-40391?
CVE-2021-40391 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2021-40391?
Check the references section above for vendor advisories and patch information. Affected products include: Gerbv Project Gerbv, Debian Debian Linux, Fedoraproject Fedora.