The vulnerability of the ocsp_responders() function in the openssl/src/x509/mod.rs module of the OpenSSL library allows a attacker to influence the integrity of the protected information.

The vulnerability of the ocspresponers function in the openssl/src/x509/mod.rs library of the OpenSSL library is related to insufficient validation of input data. Exploiting this vulnerability could allow a malicious actor to compromise the integrity of the protected information...

CVE-2026-42327: Improper Input Validation

rust-openssl provides OpenSSL bindings for the Rust programming language. From 0.9.7 to before 0.10.79, X509Ref::ocspresponders returns OCSP responder URLs from a certificate's AIA extension as OpensslString, whose Deref wraps the raw bytes with str::fromutf8unchecked. OpenSSL does not enforce th...