OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=51840
Crash type: Security exception
Crash state:
com.ctc.wstx.dtd.FullDTDReader.readContentSpec
java.base/sun.nio.cs.CESU_8.updatePositions
java.base/sun.nio.cs.CESU_8$Encoder.encodeArrayLoop