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Description

A security vulnerability has been detected in GPAC up to 2.4.0. Affected by this issue is the function Media_GetSample of the file src/isomedia/media.c of the component MP4Box. Such manipulation of the argument cat leads to memory leak. The attack can only be performed from a local environment. The exploit has been disclosed publicly and may be used. The name of the patch is e79c5cbe8b3fed27f4854ec229457d30c96206f1. It is best practice to apply a patch to resolve this issue.

PUBLISHED Reserved 2026-05-26 | Published 2026-05-26 | Updated 2026-05-28 | Assigner VulDB




MEDIUM: 4.8CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
LOW: 3.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
LOW: 3.3CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
1.7AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C

Problem types

Memory Leak

Denial of Service

Timeline

2026-05-26:Advisory disclosed
2026-05-26:VulDB entry created
2026-05-26:VulDB entry last update

Credits

fczhang (VulDB User) reporter

References

vuldb.com/submit/817137 exploit

github.com/gpac/gpac/issues/3557 exploit

vuldb.com/vuln/365631 (VDB-365631 | GPAC MP4Box media.c Media_GetSample memory leak) vdb-entry technical-description

vuldb.com/vuln/365631/cti (VDB-365631 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/submit/817137 (Submit #817137 | GPAC MP4Box <= 2.4.0 (master commit 525bf1a and earlier) Memory leak (Denial of Service)) third-party-advisory

github.com/gpac/gpac/issues/3557 issue-tracking

github.com/user-attachments/files/27270415/poc.zip exploit

github.com/...ommit/e79c5cbe8b3fed27f4854ec229457d30c96206f1 patch

github.com/gpac/gpac/ product

cve.org (CVE-2026-9572)

nvd.nist.gov (CVE-2026-9572)

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