OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25221
Crash type: Negative-size-param Crash state: BaseMemStream<char const>::getChars Stream::doGetChars Stream::fillString
"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/poppler/OSV-2020-1664.yaml"