OSV-2026-910 Heap-use-after-free in gf_node_unregister

Not scored Published

A heap-use-after-free vulnerability in the MP4 file parser allows attackers to cause denial of service or potentially execute code via crafted media files.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Not stated
Victim action needed
Not needed
Fix
None listed

What is OSV-2026-910?

OSV-2026-910 is an use after free vulnerability in gpac, published on 13 Jun 2026.

Official description

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=523017646

Crash type: Heap-use-after-free READ 8
Crash state:
gf_node_unregister
BD_DecSceneReplace
BM_SceneReplace

Which versions are affected by OSV-2026-910?

1 open source package ship an affected version, including gpac.

PackageAffectedFixed in
gpac OSS-FuzzAll versionsNone

How do I fix OSV-2026-910?

No fix has been published for OSV-2026-910 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is OSV-2026-910 being exploited?

There is no known exploitation of OSV-2026-910 in the wild and no public exploit code.

Sources

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