From d1af4e1a9eae903514dc6e0afd665218a90a19bf Mon Sep 17 00:00:00 2001 From: David Huie Date: Tue, 3 Apr 2018 08:12:00 -0700 Subject: [PATCH] crypto/secp256k1: catch curve parameter parse errors (#16392) --- crypto/secp256k1/curve.go | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/crypto/secp256k1/curve.go b/crypto/secp256k1/curve.go index df8048185..f51be5e35 100644 --- a/crypto/secp256k1/curve.go +++ b/crypto/secp256k1/curve.go @@ -290,11 +290,11 @@ func init() { // See SEC 2 section 2.7.1 // curve parameters taken from: // http://www.secg.org/collateral/sec2_final.pdf - theCurve.P, _ = new(big.Int).SetString("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFC2F", 16) - theCurve.N, _ = new(big.Int).SetString("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141", 16) - theCurve.B, _ = new(big.Int).SetString("0000000000000000000000000000000000000000000000000000000000000007", 16) - theCurve.Gx, _ = new(big.Int).SetString("79BE667EF9DCBBAC55A06295CE870B07029BFCDB2DCE28D959F2815B16F81798", 16) - theCurve.Gy, _ = new(big.Int).SetString("483ADA7726A3C4655DA4FBFC0E1108A8FD17B448A68554199C47D08FFB10D4B8", 16) + theCurve.P = math.MustParseBig256("0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFC2F") + theCurve.N = math.MustParseBig256("0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141") + theCurve.B = math.MustParseBig256("0x0000000000000000000000000000000000000000000000000000000000000007") + theCurve.Gx = math.MustParseBig256("0x79BE667EF9DCBBAC55A06295CE870B07029BFCDB2DCE28D959F2815B16F81798") + theCurve.Gy = math.MustParseBig256("0x483ADA7726A3C4655DA4FBFC0E1108A8FD17B448A68554199C47D08FFB10D4B8") theCurve.BitSize = 256 }