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CVE-2023-24532

The ScalarMult and ScalarBaseMult methods of the P256 Curve may return an incorrect result if called with some specific unreduced scalars (a scalar larger than the order of the curve). This does not impact usages of crypto/ecdsa or crypto/ecdh.

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CVE-2023-24533: crypto/internal/nistec: reduce P-256 scalar · FiloSottile/nistec@c58aa12

Multiplication of certain unreduced P-256 scalars produce incorrect results. There are no protocols known at this time that can be attacked due to this.

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