Description
A security flaw has been discovered in GPAC 26.08-DEV. This affects the function gf_inline_get_proto_lib of the file src/compositor/mpeg4_inline.c of the component Proto Link Handler. The manipulation results in use after free. The attack requires a local approach. The exploit has been released to the public and may be used for attacks. Upgrading to version abi-16.24 mitigates this issue. The patch is identified as e34f4ba349d55cd1849f0bcf4cf46552732e2db7. Upgrading the affected component is recommended.
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-405733 | GPAC Proto Link mpeg4_inline.c gf_inline_get_proto_lib use after free vdb-entry technical-description
- VDB-405733 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- CVE-2026-92474 | CVE Analysis and Report third-party-advisory
- Submit #941005 | GPAC GPAC MP4Box GPAC 26.08-DEV / master commit 49dee5cad329cfed310c1682703df7daa47df31a: Heap Use-After-Free third-party-advisory
- https://github.com/gpac/gpac/issues/3829 issue-tracking
- https://github.com/user-attachments/files/30635900/poc_01.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