| Title | GPAC master f1219cde (2026-07-25) Use After Free |
|---|
| Description | A heap-use-after-free vulnerability exists in GPAC master (commit f1219cde, 2026-07-25). The issue occurs in the gf_node_get_name_and_id function in scenegraph/base_scenegraph.c at line 1362 during BT scene dump via MP4Box -bt. A freed node name/id is read while dumping the BT representation of a malformed scene. The call chain is: scene_dump_vrml_id -> DumpNodeInsert -> gf_sm_dump_command_list -> gf_sm_dump. The vulnerability can be triggered with: MP4Box -bt poc. PoC and ASan crash log are available in the GitHub issue report. |
|---|
| Source | ⚠️ https://github.com/gpac/gpac/issues/3809 |
|---|
| User | wsstssw (UID 100468) |
|---|
| Submission | 08/09/2026 14:36 (1 month ago) |
|---|
| Moderation | 09/14/2026 20:00 (1 month later) |
|---|
| Status | Accepted |
|---|
| VulDB entry | 403651 [GPAC up to f1219cde base_scenegraph.c gf_node_get_name_and_id use after free] |
|---|
| Points | 20 |
|---|