CVE-2021-3407
5.5
MEDIUM
CVSS 3.1
EPSS 50.2%
Description
A flaw was found in mupdf 1.18.0. Double free of object during linearization may lead to memory corruption and other potential consequences.
How to fix CVE-2021-3407
To remediate CVE-2021-3407, upgrade the affected package to a fixed version below.
- Debian/mupdf—upgrade to 1.17.0+ds1-1.3 or later
Is CVE-2021-3407 being exploited?
Likely — EPSS is 50.2%, placing CVE-2021-3407 in the top tier of vulnerabilities by exploitation probability. Prioritise patching.
Affected packages (1)
- from 0, < 1.17.0+ds1-1.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |