CVE-2021-40568
7.8
HIGH
CVSS 3.1
EPSS 0.45%
Description
A buffer overflow vulnerability exists in Gpac through 1.0.1 via a malformed MP4 file in the svc_parse_slice function in av_parsers.c, which allows attackers to cause a denial of service, even code execution and escalation of privileges.
How to fix CVE-2021-40568
To remediate CVE-2021-40568, upgrade the affected package to a fixed version below.
- Debian/gpac—upgrade to 1.0.1+dfsg1-4+deb11u2 or later
Is CVE-2021-40568 being exploited?
Low — EPSS is 0.4%, 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 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |