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Add test for heap buffer overflow

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From #800
This commit is contained in:
orri 2024-04-30 09:46:17 +00:00 committed by Alan Wang
parent 98f9eb0412
commit 826cd6f842
1 changed files with 28 additions and 0 deletions
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28
tests/parse_examples.c
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@ -250,6 +250,33 @@ static void test14_should_not_be_parsed(void)
} }
} }
/* Address Sanitizer */
static void test15_should_not_heap_buffer_overflow(void)
{
const char *strings[] = {
"{\"1\":1,",
"{\"1\":1, ",
};
size_t i;
for (i = 0; i < sizeof(strings) / sizeof(strings[0]); i+=1)
{
const char *json_string = strings[i];
size_t len = strlen(json_string);
cJSON *json = NULL;
char *exact_size_heap = (char*)malloc(len);
TEST_ASSERT_NOT_NULL(exact_size_heap);
memcpy(exact_size_heap, json_string, len);
json = cJSON_ParseWithLength(exact_size_heap, len);
cJSON_Delete(json);
free(exact_size_heap);
}
}
int CJSON_CDECL main(void) int CJSON_CDECL main(void)
{ {
UNITY_BEGIN(); UNITY_BEGIN();
@ -267,5 +294,6 @@ int CJSON_CDECL main(void)
RUN_TEST(test12_should_not_be_parsed); RUN_TEST(test12_should_not_be_parsed);
RUN_TEST(test13_should_be_parsed_without_null_termination); RUN_TEST(test13_should_be_parsed_without_null_termination);
RUN_TEST(test14_should_not_be_parsed); RUN_TEST(test14_should_not_be_parsed);
RUN_TEST(test15_should_not_heap_buffer_overflow);
return UNITY_END(); return UNITY_END();
} }