What’s Vulnerable › Vulnerabilities

CVE-2021-40575

• 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: 2022-01-13 · updated 2026-06-17
• Weakness: CWE-476

Description

The binary MP4Box in Gpac 1.0.1 has a null pointer dereference vulnerability in the mpgviddmx_process function in reframe_mpgvid.c, which allows attackers to cause a denial of service. This vulnerability is possibly due to an incomplete fix for CVE-2021-40566.

Affected products

• GPAC: 1.0.1

References

• https://github.com/gpac/gpac/commit/5f2c2a16d30229b6241f02fa28e3d6b810d64858
• https://github.com/gpac/gpac/issues/1905
• https://www.debian.org/security/2023/dsa-5411
• https://github.com/gpac/gpac/commit/5f2c2a16d30229b6241f02fa28e3d6b810d64858
• https://github.com/gpac/gpac/issues/1905
• https://www.debian.org/security/2023/dsa-5411

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