漏洞关键信息 Vulnerability ID: #736541 Title: gpac v2.4.0 NULL Pointer Dereference Description: A NULL pointer dereference vulnerability exists in the function in . When processing a crafted MP4 file containing a track whose handler box (hdlr) has no name field, the handler pointer ( ) is NULL and is passed directly to with the format specifier, resulting in undefined behavior. Source:  User: Kery Qi (UID 94424) Submission Time: 01/12/2026 01:47 PM (14 days ago) Moderation Time: 01/25/2026 10:53 AM (13 days later) Status: Accepted VulDB Entry: 342804 [GPAC up to 2.4.0 media_export.c gf_media_export_webvtt_metadata Name null pointer dereference] Points: 19