What’s Vulnerable › Vulnerabilities

CVE-2021-40571

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-01-13 · updated 2026-06-17
• Weakness: CWE-415

Description

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

Affected products

• GPAC: 1.0.1

References

• https://github.com/gpac/gpac/commit/a69b567b8c95c72f9560c873c5ab348be058f340
• https://github.com/gpac/gpac/issues/1895
• https://www.debian.org/security/2023/dsa-5411
• https://github.com/gpac/gpac/commit/a69b567b8c95c72f9560c873c5ab348be058f340
• https://github.com/gpac/gpac/issues/1895
• https://www.debian.org/security/2023/dsa-5411

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