sigstore:FuzzUnmarshalCertificatesFromPEM: Crash with empty stacktrace

Detailed Report: https://oss-fuzz.com/testcase?key=5474410173169664 Project: sigstore Fuzzing Engine: libFuzzer Fuzz Target: FuzzUnmarshalCertificatesFromPEM Job Type: libfuzzerasansigstore Platform Id: linux Crash Type: UNKNOWN READ Crash Address: 0x000000201328 Crash State: NULL Sanitizer:...