OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=42917
Crash type: UNKNOWN READ Crash state: insert_free_size chunk_free_object pdfi_pscript_stack_finit
{ "severity": "MEDIUM" }
"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/ghostscript/OSV-2021-1754.yaml"