OSV-2021-270 Heap-use-after-free in cil_destroy_block

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=30234 Crash type: Heap-use-after-free READ 4 Crash state: cildestroyblock cildestroydata ciltreenodedestroy...

selinux:secilc-fuzzer: Crash in cil_destroy_data

Project: https://github.com/SELinuxProject/selinux.git Detailed Report: https://oss-fuzz.com/testcase?key=4692874792927232 Project: selinux Fuzzing Engine: libFuzzer Fuzz Target: secilc-fuzzer Job Type: libfuzzerubsanselinux Platform Id: linux Crash Type: UNKNOWN WRITE Crash Address: 0x000000516f...