CVE-2020-21896
mupdf - security update
5.5
MEDIUM
CVSS 3.1
EPSS 0.21%
Description
A Use After Free vulnerability in svg_dev_text_span_as_paths_defs function in source/fitz/svg-device.c in Artifex Software MuPDF 1.16.0 allows remote attackers to cause a denial of service via opening of a crafted PDF file.
How to fix CVE-2020-21896
To remediate CVE-2020-21896, upgrade the affected package to a fixed version below.
- Debian/mupdf—upgrade to 1.17.0+ds1-2+deb11u1 or later
- —upgrade to 1.17.0+ds1-2+deb11u1 or later
Is CVE-2020-21896 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.17.0+ds1-2+deb11u1
- from 0, < 1.17.0+ds1-2+deb11u1
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 |