Clear a copied secret key after negation

kallewoof · May 15, 2019 · 069870d · 069870d
1 parent 84a8085
commit 069870d
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/secp256k1.c b/src/secp256k1.c
@@ -457,6 +457,7 @@ int secp256k1_ec_privkey_negate(const secp256k1_context* ctx, unsigned char *sec
     secp256k1_scalar_negate(&sec, &sec);
     secp256k1_scalar_get_b32(seckey, &sec);
 
+    secp256k1_scalar_clear(&sec);
     return 1;
 }