What’s Vulnerable › Vulnerabilities

CVE-2021-33366

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-09-13 · updated 2026-06-17
• Weakness: CWE-401

Description

Memory leak in the gf_isom_oinf_read_entry function in MP4Box in GPAC 1.0.1 allows attackers to read memory via a crafted file.

Affected products

• GPAC: 1.0.1

References

• https://github.com/gpac/gpac/commit/0a85029d694f992f3631e2f249e4999daee15cbf
• https://github.com/gpac/gpac/issues/1785
• https://www.debian.org/security/2023/dsa-5411
• https://github.com/gpac/gpac/commit/0a85029d694f992f3631e2f249e4999daee15cbf
• https://github.com/gpac/gpac/issues/1785
• https://www.debian.org/security/2023/dsa-5411

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