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Zero the stack in crypto_box_seed_keypair()

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Frank Denis
2015-10-25 01:22:11 +02:00
parent 220e972bb1
commit 7ab8ddef94
1 changed files with 2 additions and 0 deletions
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src/libsodium/crypto_box/curve25519xsalsa20poly1305/ref/keypair_curve25519xsalsa20poly1305.c
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@@ -4,6 +4,7 @@
#include "crypto_scalarmult_curve25519.h"
#include "api.h"
#include "randombytes.h"
#include "utils.h"
int crypto_box_seed_keypair(
unsigned char *pk,
@@ -14,6 +15,7 @@ int crypto_box_seed_keypair(
unsigned char hash[64];
crypto_hash_sha512(hash,seed,32);
memmove(sk,hash,32);
sodium_memzero(hash, sizeof hash);
return crypto_scalarmult_curve25519_base(pk,sk);
}