OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=517058311
Crash type: Stack-buffer-overflow READ {*}
Crash state:
coolkey_rsa_op
coolkey_compute_crypt
sc_compute_signature
"d9cea5646972595c7658bd5c4a3cc5b32fe64c73:95ae550858fc0a808e4f6d6d3c6007cc9f15cc11"
"bc2c29c4b3f205c00ca132491d577adab964e569:4fa2c65b0950e72f687f23936e465850772791e8"
"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/opensc/OSV-2026-824.yaml"