OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18562
Crash type: Global-buffer-overflow READ 3 Crash state: lexmultilinestring lexnext parsekey_value
"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/lwan/OSV-2020-279.yaml"