CVE-2021-40575

The binary MP4Box in Gpac 1.0.1 has a null pointer dereference vulnerability in the mpgviddmxprocess function in reframempgvid.c, which allows attackers to cause a denial of service. This vulnerability is possibly due to an incomplete fix for CVE-2021-40566.

References

Affected packages

Git / github.com/gpac/gpac

Affected ranges

Type: GIT
Repo: https://github.com/gpac/gpac
Events: Introduced

0 Unknown introduced commit / All previous commits are affected

Fixed

5f2c2a16d30229b6241f02fa28e3d6b810d64858

Affected versions

v0.*

v0.5.2

v0.6.0

v0.6.1

v0.7.0

v0.7.1

v0.8.0

v0.9.0

v0.9.0-preview

v1.*

v1.0.0

v1.0.1

Database specific

{
    "vanir_signatures": [
        {
            "signature_version": "v1",
            "deprecated": false,
            "target": {
                "file": "src/filters/reframe_mpgvid.c",
                "function": "mpgviddmx_process"
            },
            "digest": {
                "length": 11632.0,
                "function_hash": "238548266912089028535286901083867122245"
            },
            "source": "https://github.com/gpac/gpac/commit/5f2c2a16d30229b6241f02fa28e3d6b810d64858",
            "id": "CVE-2021-40575-74545e4b",
            "signature_type": "Function"
        },
        {
            "signature_version": "v1",
            "deprecated": false,
            "target": {
                "file": "src/filters/reframe_mpgvid.c"
            },
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "238283239651046288442868624494354388708",
                    "161142280365678938413144336780536763427",
                    "44357155248538026696390231919038228746"
                ]
            },
            "source": "https://github.com/gpac/gpac/commit/5f2c2a16d30229b6241f02fa28e3d6b810d64858",
            "id": "CVE-2021-40575-96ad76d5",
            "signature_type": "Line"
        }
    ]
}