What’s Vulnerable › Vulnerabilities

CVE-2021-40592

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-06-08 · updated 2026-06-17
• Weakness: CWE-835

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.

Affected products

• GPAC: before 1.0.1 — fixed in 1.0.1

How to fix

Upgrade to a fixed version: GPAC 1.0.1. Check the vendor advisory for mitigations.

References

• https://github.com/gpac/gpac/commit/71460d72ec07df766dab0a4d52687529f3efcf0a
• https://github.com/gpac/gpac/issues/1876
• https://www.debian.org/security/2023/dsa-5411
• https://github.com/gpac/gpac/commit/71460d72ec07df766dab0a4d52687529f3efcf0a
• https://github.com/gpac/gpac/issues/1876
• https://www.debian.org/security/2023/dsa-5411

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