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before 1.7.10 and 1.8.x before 1.8.3 allows a memory-cache side-channel attack on ECDSA signatures that can be mitigated through the use of blinding during the signing process in the _gcry_ecc_ecdsa_sign function in cipher/ecc-ecdsa.c, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.","Type":"Description","Title":null},{"CveYear":"2018","CveId":"495","Ordinal":"2","NoteData":"2018-06-13","Type":"Other","Title":"Published"},{"CveYear":"2018","CveId":"495","Ordinal":"3","NoteData":"2019-08-06","Type":"Other","Title":"Modified"}]}}}