CVE-2026-45271

Picotls is a TLS protocol library that allows users select different crypto backends based on their use case. Picotls implements its own ASN.1 validation helper, which is used by the minicrypto backend while parsing local PKCS8 private keys. Prior to commit c14231d801407640bc42c2dcf92783409ea6a7c...

CVE-2026-45271

CVE-2026-45271 affects picotls , a TLS protocol library. The minicrypto backend 's ASN.1 validation helper recursively descends into constructed ASN.1 elements without enforcing a maximum nesting depth. An attacker who can supply a crafted private-key file (via ptls_minicrypto_load_private_key())...

CVE-2026-45271 picotls has infinite recursion in the minicrypto ASN.1 decoder

Picotls is a TLS protocol library that allows users select different crypto backends based on their use case. Picotls implements its own ASN.1 validation helper, which is used by the minicrypto backend while parsing local PKCS8 private keys. Prior to commit c14231d801407640bc42c2dcf92783409ea6a7c...