Vulnerabilities > Openssl > Openssl > 1.1.1e

DATE CVE VULNERABILITY TITLE RISK
2021-02-16 CVE-2021-23841 NULL Pointer Dereference vulnerability in multiple products
The OpenSSL public API function X509_issuer_and_serial_hash() attempts to create a unique hash value based on the issuer and serial number data contained within an X509 certificate.
5.9
2021-02-16 CVE-2021-23840 Integer Overflow or Wraparound vulnerability in multiple products
Calls to EVP_CipherUpdate, EVP_EncryptUpdate and EVP_DecryptUpdate may overflow the output length argument in some cases where the input length is close to the maximum permissable length for an integer on the platform.
7.5
2020-12-08 CVE-2020-1971 NULL Pointer Dereference vulnerability in multiple products
The X.509 GeneralName type is a generic type for representing different types of names.
5.9
2020-04-21 CVE-2020-1967 NULL Pointer Dereference vulnerability in multiple products
Server or client applications that call the SSL_check_chain() function during or after a TLS 1.3 handshake may crash due to a NULL pointer dereference as a result of incorrect handling of the "signature_algorithms_cert" TLS extension.
7.5