CVE-2026-9567

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.

Database specific

{
    "unresolved_ranges": [
        {
            "source": "AFFECTED_FIELD",
            "extracted_events": [
                {
                    "introduced": "2.1"
                },
                {
                    "last_affected": "2.1"
                },
                {
                    "introduced": "2.3"
                },
                {
                    "last_affected": "2.3"
                }
            ]
        }
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/9xxx/CVE-2026-9567.json",
    "cna_assigner": "VulDB",
    "cwe_ids": [
        "CWE-404",
        "CWE-476"
    ]
}

References

Affected packages

Git / github.com/gpac/gpac

Affected ranges

Type

GIT

Repo

https://github.com/gpac/gpac

Events

Introduced

418db4149af78773815b5f6a7030a120037ba140

Last affected

5d70253ac94e5840be7b86054131dd753af63cc7

Database specific

{
    "source": "AFFECTED_FIELD",
    "extracted_events": [
        {
            "introduced": "2.0"
        },
        {
            "last_affected": "2.0"
        },
        {
            "introduced": "2.2"
        },
        {
            "last_affected": "2.2"
        },
        {
            "introduced": "2.4.0"
        },
        {
            "last_affected": "2.4.0"
        }
    ]
}

Type

GIT

Repo

https://github.com/makesoftwaresafe/gpac

Events

Introduced

Fixed

525bf1af642c30af04e4df5345e6d798c0a4d8a1

Database specific

{
    "source": "REFERENCES"
}

Affected versions

2.*

2.0

2.2

2.4.0

v0.*

v0.5.2

v0.6.0

v0.9.0

v0.9.0-preview

v1.*

v1.0.0

v2.*

v2.0.0

v2.2.0

v2.4.0

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-9567.json"