Weakness
A NULL pointer dereference in the gf_filter_in_parent_chain function (/filter_core/filter_pid.c) of GPAC Project/MP4Box before 26.02.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted file.
Affected products
- gpac gpac
References
- https://github.com/gpac/gpac/commit/b8d80b44718de10b101e1d7fc17c84d69feb092e
- https://github.com/gpac/gpac/issues/3285
- https://github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/36/36_gf_filter_in_parent_chain_filter_core_filter_pid_c_2145
- https://github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/36/README.md
- https://infosec.exchange/@sigdevel/116780471059317580
- http://www.openwall.com/lists/oss-security/2026/06/27/3
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