NULL Pointer Dereference in AP4_DescriptorListWriter::Action

NULL Pointer Dereference in AP4_DescriptorListWriter::Action

CVE-2022-40738 · MEDIUM Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

An issue was discovered in Bento4 through 1.6.0-639. A NULL pointer dereference occurs in AP4_DescriptorListWriter::Action in Core/Ap4Descriptor.h, called from AP4_EsDescriptor::WriteFields and AP4_Expandable::Write.

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