Executive brief
GPAC is a multimedia framework used for video streaming, transcoding, and media delivery. A memory corruption vulnerability in the node insertion function could allow attackers to crash the application or potentially execute arbitrary code when processing malicious multimedia files.
Technical details
The vulnerability exists in the gf_node_list_insert_child function within scenegraph/base_scenegraph.c, which handles node insertion in GPAC's scene graph component. The flaw leads to memory corruption that can be triggered by remote attackers without requiring authentication. The vulnerability is remotely exploitable and a public exploit is available. The issue has been patched in version abi-16.23 with commit 49dee5cad329cfed310c1682703df7daa47df31a.
Affected products
- GPAC GPAC up to f1219cde
Timeline
- 2026-07-28: patched: Patch commit 49dee5cad329cfed310c1682703df7daa47df31a merged
- 2026-09-15: disclosed