CVE-2026-9567
LowCVSS 3.3Exploitation Probability (EPSS)
Low risk2th percentile - higher than 2% of all known CVEs
Summary
Vulnerability in GPAC up to version 2.4.0 in the MergeFragment function of src/isomedia/isom_intern.c in the MP4Box component causes a null pointer dereference via a local attack. Exploit has been published.
Risk Assessment
The risk involves local application crash, potentially leading to denial of service.
Recommendation
Apply the patch identified as 525bf1af642c30af04e4df5345e6d798c0a4d8a1 or update GPAC.
Original NVD description (English source)
A security flaw has been discovered in GPAC up to 2.4.0. Affected is the function MergeFragment of the file src/isomedia/isom_intern.c of the component MP4Box. The manipulation results in null pointer dereference. The attack needs to be approached locally. The exploit has been released to the public and may be used for attacks. The patch is identified as 525bf1af642c30af04e4df5345e6d798c0a4d8a1. It is advisable to implement a patch to correct this issue.