CVE-2021-40592

Name: CVE-2021-40592
Creator: NVD / NIST
Published: 2022-06-08T18:15:08.173+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.82%

Last modified Jun 17, 2026

CVE-2021-40592 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. GPAC version before commit 71460d72ec07df766dab0a4d52687529f3efcf0a (version v1.0.1 onwards) contains loop with unreachable exit condition ('infinite loop') vulnerability in ISOBMFF reader filter, isoffin_read.c. Function isoffin_process() can result in DoS by infinite loop. EPSS estimates a 0.82% chance of exploitation in the next 30 days.

Description

GPAC version before commit 71460d72ec07df766dab0a4d52687529f3efcf0a (version v1.0.1 onwards) contains loop with unreachable exit condition ('infinite loop') vulnerability in ISOBMFF reader filter, isoffin_read.c. Function isoffin_process() can result in DoS by infinite loop. To exploit, the victim must open a specially crafted mp4 file.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS Probability

0.82%

52.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-835

Affected Software

Vendor	Product	Versions
Gpac	Gpac	< 1.0.1

References

https://github.com/gpac/gpac/commit/71460d72ec07df766dab0a4d52687529f3efcf0aPatch, Third Party Advisory
https://github.com/gpac/gpac/issues/1876Exploit, Issue Tracking, Third Party Advisory
https://www.debian.org/security/2023/dsa-5411
https://github.com/gpac/gpac/commit/71460d72ec07df766dab0a4d52687529f3efcf0aPatch, Third Party Advisory
https://github.com/gpac/gpac/issues/1876Exploit, Issue Tracking, Third Party Advisory
https://www.debian.org/security/2023/dsa-5411

Timeline

Published: Jun 8, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-40592?

How severe is CVE-2021-40592?

CVE-2021-40592 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.82% probability of exploitation in the next 30 days.

How do I fix CVE-2021-40592?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-40592?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST