CVE-2021-40944
5.5
MEDIUM
CVSS 3.1
EPSS 0.28%
Description
In GPAC MP4Box 1.1.0, there is a Null pointer reference in the function gf_filter_pid_get_packet function in src/filter_core/filter_pid.c:5394, as demonstrated by GPAC. This can cause a denial of service (DOS).
How to fix CVE-2021-40944
To remediate CVE-2021-40944, upgrade the affected package to a fixed version below.
- Debian/gpac—upgrade to 1.0.1+dfsg1-4+deb11u2 or later
Is CVE-2021-40944 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.0.1+dfsg1-4+deb11u2
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 |