CVE-2026-33144 GPAC MP4Box Heap Buffer Overflow Write in gf_xml_parse_bit_sequence_bs (NHML BS Parsing)

GPAC is an open-source multimedia framework. Prior to commit 86b0e36, a heap-based buffer overflow write vulnerability was discovered in GPAC MP4Box. The vulnerability exists in the gfxmlparsebitsequencebs function in utils/xmlbincustom.c when processing a crafted NHML file containing malicious...