libxml2:libxml2_xml_reader_for_file_fuzzer: Heap-use-after-free in xmlTextReaderFreeNodeList

Project:
https://gitlab.gnome.org/GNOME/libxml2.git

Detailed Report: https://oss-fuzz.com/testcase?key=5654854260752384

Project: libxml2
Fuzzing Engine: afl
Fuzz Target: libxml2_xml_reader_for_file_fuzzer
Job Type: afl_asan_libxml2
Platform Id: linux

Crash Type: Heap-use-after-free READ 8
Crash Address: 0x60d000000888
Crash State:
xmlTextReaderFreeNodeList
xmlTextReaderFreeDoc
xmlFreeTextReader

Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://oss-fuzz.com/revisions?job=afl_asan_libxml2&range=201909250336:201909260338

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5654854260752384

Issue filed automatically.

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This bug is subject to a 90 day disclosure deadline. If 90 days elapse
without an upstream patch, then the bug report will automatically
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