CVE-2023-0286

There is a type confusion vulnerability relating to X.400 address processinginside an X.509 GeneralName. X.400 addresses were parsed as an ASN1_STRING butthe public structure definition for GENERAL_NAME incorrectly specified the typeof the x400Address field as ASN1_TYPE. This field is subsequently ...

CVE-2023-0215

The public API function BIO_new_NDEF is a helper function used for streamingASN.1 data via a BIO. It is primarily used internally to OpenSSL to support theSMIME, CMS and PKCS7 streaming capabilities, but may also be called directly byend user applications. The function receives a BIO from the calle...

CVE-2023-0216

An invalid pointer dereference on read can be triggered when anapplication tries to load malformed PKCS7 data with thed2i_PKCS7(), d2i_PKCS7_bio() or d2i_PKCS7_fp() functions. The result of the dereference is an application crash which couldlead to a denial of service attack. The TLS implementation...

CVE-2023-0401

A NULL pointer can be dereferenced when signatures are beingverified on PKCS7 signed or signedAndEnveloped data. In case the hashalgorithm used for the signature is known to the OpenSSL library butthe implementation of the hash algorithm is not available the digestinitialization will fail. There is...