OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23120
Crash type: Heap-use-after-free READ 2 Crash state: __xmlRaiseError xmlErrValidNode xmlValidateRef
{ "severity": "HIGH" }
"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libxml2/OSV-2020-89.yaml"