What is CVE-2023-47384?

CVE-2023-47384 is a medium-severity vulnerability in Gpac, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2023-11-14.

How severe is CVE-2023-47384?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Gpac

CVE-2023-47384

MP4Box GPAC v2.3-DEV-rev617-g671976fcc-master was discovered to contain a memory leak in the function gf_isom_add_chapter at /isomedia/isom_write.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted MP4 file.

Published 2023-11-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.003 (15.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 15.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Gpac — versions 2.3-dev-rev617-g671976fcc-master

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

github.com/gpac/gpac/issues/2672 (Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2023-47384?: CVE-2023-47384 is a medium-severity vulnerability in Gpac, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2023-11-14.
How severe is CVE-2023-47384?: Medium severity. CVSS v3 base score is 5.5 out of 10.