OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18196
Crash type: UNKNOWN READ Crash state: vcf_format vcf_write bcf_write
{ "introduced_range": "unknown:dd6f0b72c92591252bb77818663629cc1a129949", "severity": "MEDIUM" }
"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/htslib/OSV-2020-1121.yaml"