Description
A vulnerability was determined in GPAC 26.08-DEV. The affected element is the function gf_node_deactivate_ex of the file src/scenegraph/base_scenegraph.c of the component MP4Box. Executing a manipulation can lead to use after free. The attack needs to be launched locally. The exploit has been publicly disclosed and may be utilized. Upgrading to version abi-16.24 is sufficient to fix this issue. This patch is called e34f4ba349d55cd1849f0bcf4cf46552732e2db7. The affected component should be upgraded. This issue is distinct from CVE-2026-90827.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | GPAC | 26.08-DEV | abi-16.24 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 24.04 LTS | gpac | No fix yet | — |
| Ubuntu Pro 22.04 LTS | gpac | No fix yet | — |
| Ubuntu Pro 20.04 LTS | gpac | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | gpac | No fix yet | — |
| Ubuntu Pro 16.04 LTS | gpac | No fix yet | — |
| Ubuntu Pro 14.04 LTS | gpac | No fix yet | — |
References
- VDB-405731 | GPAC MP4Box base_scenegraph.c gf_node_deactivate_ex use after free vdb-entry technical-description
- VDB-405731 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- CVE-2026-92472 | CVE Analysis and Report third-party-advisory
- Submit #941003 | GPAC GPAC MP4Box GPAC 26.08-DEV / master commit 49dee5cad329cfed310c1682703df7daa47df31a: Heap Use-After-Free via Uncontrolled Recursion third-party-advisory
- https://github.com/gpac/gpac/issues/3831 issue-tracking
- https://github.com/user-attachments/files/30635912/poc_12.zip exploit
- https://github.com/gpac/gpac/commit/e34f4ba349d55cd1849f0bcf4cf46552732e2db7 patch
- https://github.com/gpac/gpac/releases/tag/abi-16.24 patch
- https://github.com/gpac/gpac/ product