What’s Vulnerable › Vulnerabilities

CVE-2022-47656

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-01-05 · updated 2026-06-17
• Weakness: CWE-120

Description

GPAC MP4box 2.1-DEV-rev617-g85ce76efd is vulnerable to Buffer Overflow in gf_hevc_read_sps_bs_internal function of media_tools/av_parsers.c:8273

Affected products

• GPAC: before 2.2.0 — fixed in 2.2.0

How to fix

Upgrade to a fixed version: GPAC 2.2.0. Check the vendor advisory for mitigations.

References

• https://github.com/gpac/gpac/issues/2353
• https://github.com/gpac/gpac/issues/2353

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