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Use the dedicated dummy_random in fuzzing programs

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Also make sure to initialize the DRBG before using it in fuzz_server
(dummy_random uses ctr_drbg internally).

Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
This commit is contained in:
Manuel Pégourié-Gonnard
2021-06-16 10:20:30 +02:00
parent 36a8963b3b
commit 7f93da1265
3 changed files with 11 additions and 12 deletions
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4
programs/fuzz/fuzz_privkey.c
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@ -3,7 +3,7 @@
#include <stdint.h>
#include <stdlib.h>
#include "mbedtls/pk.h"
#include "test/random.h"
#include "common.h"
//4 Kb should be enough for every bug ;-)
#define MAX_LEN 0x1000
@ -21,7 +21,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
mbedtls_pk_init( &pk );
ret = mbedtls_pk_parse_key( &pk, Data, Size, NULL, 0,
mbedtls_test_rnd_std_rand, NULL );
dummy_random, NULL );
if (ret == 0) {
#if defined(MBEDTLS_RSA_C)
if( mbedtls_pk_get_type( &pk ) == MBEDTLS_PK_RSA )