CVE-2021-40574

Public Exploit

Description

The binary MP4Box in Gpac from 0.9.0-preview to 1.0.1 has a double-free vulnerability in the gf_text_get_utf8_line function in load_text.c, which allows attackers to cause a denial of service, even code execution and escalation of privileges.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.39%
Vendor Advisory debian.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/gpac/gpac/issues/1897 third party advisory issue tracking exploit
https://github.com/gpac/gpac/commit/30ac5e5236b790accd1f25347eebf2dc8c6c1bcb third party advisory patch
https://www.debian.org/security/2023/dsa-5411 vendor advisory mailing list third party advisory
https://github.com/gpac/gpac/blob/v0.9.0-preview/src/filters/load_text.c#L232 product
https://github.com/gpac/gpac/blob/v0.9.0-preview/src/filters/load_text.c#L304 product

Frequently Asked Questions

What is the severity of CVE-2021-40574?
CVE-2021-40574 has been scored as a high severity vulnerability.
How to fix CVE-2021-40574?
To fix CVE-2021-40574, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-40574 being actively exploited in the wild?
It is possible that CVE-2021-40574 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.