CVE-2021-40391
gerbv - security update
9.8
CRITICAL
CVSS 3.1
EPSS 0.47%
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.
How to fix CVE-2021-40391
To remediate CVE-2021-40391, upgrade the affected package to a fixed version below.
- —upgrade to 2.7.0-2+deb11u1 or later
- —upgrade to 2.6.1-2+deb9u1 or later
Is CVE-2021-40391 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.7.0-2+deb11u1
- from 0, < 2.6.1-2+deb9u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |