OSV-2020-161 Heap-use-after-free in jbig2_release_huffman_table

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=21587 Crash type: Heap-use-after-free READ 8 Crash state: jbig2releasehuffmantable jbig2textregion jbig2datain...