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Merge pull request #5526 from paul-elliott-arm/fix_fuzzer_null_ref

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Ensure ctr_drbg is initialised every time in fuzz_server
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Manuel Pégourié-Gonnard 2022-02-15 10:31:03 +01:00 • committed by GitHub
commit a1b506996d
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2 changed files with 8 additions and 6 deletions
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13
programs/fuzz/fuzz_server.c
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@ -55,13 +55,14 @@ int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
}
options = Data[Size - 1];
if (initialized == 0) {
mbedtls_ctr_drbg_init( &ctr_drbg );
mbedtls_entropy_init( &entropy );
mbedtls_ctr_drbg_init( &ctr_drbg );
mbedtls_entropy_init( &entropy );
if( mbedtls_ctr_drbg_seed( &ctr_drbg, dummy_entropy, &entropy,
(const unsigned char *) pers, strlen( pers ) ) != 0 )
return 1;
if( mbedtls_ctr_drbg_seed( &ctr_drbg, dummy_entropy, &entropy,
( const unsigned char * ) pers, strlen( pers ) ) != 0 )
return 1;
if (initialized == 0) {
#if defined(MBEDTLS_X509_CRT_PARSE_C) && defined(MBEDTLS_PEM_PARSE_C)
mbedtls_x509_crt_init( &srvcert );