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musig: ctimetests: fix _declassify range for generated nonce points #1619

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Oct 22, 2024
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musig: ctimetests: fix _declassify range for generated nonce points #1619

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2 changes: 1 addition & 1 deletion src/modules/musig/session_impl.h
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Original file line number Diff line number Diff line change
Expand Up @@ -448,7 +448,7 @@ int secp256k1_musig_nonce_gen_internal(const secp256k1_context* ctx, secp256k1_m
secp256k1_gej nonce_ptj;
secp256k1_ecmult_gen(&ctx->ecmult_gen_ctx, &nonce_ptj, &k[i]);
secp256k1_ge_set_gej(&nonce_pts[i], &nonce_ptj);
secp256k1_declassify(ctx, &nonce_pts[i], sizeof(nonce_pts));
secp256k1_declassify(ctx, &nonce_pts[i], sizeof(nonce_pts[i]));
secp256k1_scalar_clear(&k[i]);
}
/* None of the nonce_pts will be infinity because k != 0 with overwhelming
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