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Add extra sodium_memzero() in Argon2

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This commit is contained in:
Frank Denis
2016-01-22 16:03:09 +01:00
parent a814810a43
commit 921507cc59
1 changed files with 4 additions and 3 deletions
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src/libsodium/crypto_pwhash/argon2/argon2.c
+4 -3
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@@ -127,7 +127,7 @@ int argon2_hash(const uint32_t t_cost, const uint32_t m_cost,
result = argon2_core(&context, type);
if (result != ARGON2_OK) {
memset(out, 0x00, hashlen);
sodium_memzero(out, hashlen);
free(out);
return result;
}
@@ -140,13 +140,14 @@ int argon2_hash(const uint32_t t_cost, const uint32_t m_cost,
/* if encoding requested, write it */
if (encoded && encodedlen) {
if (!encode_string(encoded, encodedlen, &context, type)) {
memset(out, 0x00, hashlen);
memset(encoded, 0x00, encodedlen);
sodium_memzero(out, hashlen);
sodium_memzero(encoded, encodedlen);
free(out);
return ARGON2_ENCODING_FAIL;
}
}
sodium_memzero(out, hashlen);
free(out);
return ARGON2_OK;