CVE-2026-92474
GPAC Proto Link mpeg4_inline.c gf_inline_get_proto_lib use after free
- State
- Published
- Severity
- 4.8 Medium
- Published
- Sep 16, 2026
- Updated
- Sep 17, 2026
- Reserved
- Sep 16, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 4.8 Medium | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 3.3 Low | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C | VulDB |
| 3.0 | 3.3 Low | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C | VulDB |
| 2.0 | 1.7 Low | AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
GPACn/a |
|
References
- VDB-405733 | GPAC Proto Link mpeg4_inline.c gf_inline_get_proto_lib use after freevdb-entrytechnical-description
- VDB-405733 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-92474 | CVE Analysis and Reportthird-party-advisory
- Submit #941005 | GPAC GPAC MP4Box GPAC 26.08-DEV / master commit 49dee5cad329cfed310c1682703df7daa47df31a: Heap Use-After-Freethird-party-advisory
- https://github.com/gpac/gpac/issues/3829issue-tracking
- https://github.com/user-attachments/files/30635900/poc_01.zipexploit
- https://github.com/gpac/gpac/commit/e34f4ba349d55cd1849f0bcf4cf46552732e2db7patch
- https://github.com/gpac/gpac/releases/tag/abi-16.24patch
- https://github.com/gpac/gpac/product
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