CVE-2022-47656

Name: CVE-2022-47656
Creator: NVD / NIST
Published: 2023-01-05T16:15:10.02+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.32%

Last modified Jun 17, 2026

CVE-2022-47656 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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. EPSS estimates a 0.32% chance of exploitation in the next 30 days.

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

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

0.32%

23.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Gpac	Gpac	< 2.2.0

References

https://github.com/gpac/gpac/issues/2353Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/gpac/gpac/issues/2353Exploit, Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Jan 5, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-47656?

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

How severe is CVE-2022-47656?

CVE-2022-47656 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.32% probability of exploitation in the next 30 days.

How do I fix CVE-2022-47656?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-47656?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST