From cc88371d7d123e7265a35cb9d2ed80fffb6adeae Mon Sep 17 00:00:00 2001 From: David Lin Date: Sun, 15 Mar 2020 21:47:54 +0800 Subject: [PATCH 1/2] Fixed stackover flow bug in qcloud_json_token.c MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add if ‘NULL’： if (NULL == entry) { return NULL; } --- .../TencentCloud_SDK/source/src/utils/qcloud_json_token.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/components/connectivity/TencentCloud_SDK/source/src/utils/qcloud_json_token.c b/components/connectivity/TencentCloud_SDK/source/src/utils/qcloud_json_token.c index e213a328..3a00cddf 100644 --- a/components/connectivity/TencentCloud_SDK/source/src/utils/qcloud_json_token.c +++ b/components/connectivity/TencentCloud_SDK/source/src/utils/qcloud_json_token.c @@ -109,6 +109,9 @@ list_head_t *LITE_json_keys_of(char *src, char *prefix) json_key_t *entry = NULL; entry = osal_malloc(sizeof(json_key_t)); + if (NULL == entry) { + return NULL; + } memset(entry, 0, sizeof(json_key_t)); entry->key = LITE_format_string("%s%.*s", prefix, klen, key); list_add_tail(&entry->list, &keylist); @@ -127,6 +130,9 @@ list_head_t *LITE_json_keys_of(char *src, char *prefix) json_key_t *entry = NULL; entry = osal_malloc(sizeof(json_key_t)); + if (NULL == entry) { + return NULL; + } memset(entry, 0, sizeof(json_key_t)); list_add_tail(&entry->list, &keylist); From 9e146a68f61c6a6d1fa9a556bd42fb65fe0bf6f7 Mon Sep 17 00:00:00 2001 From: David Lin Date: Sun, 15 Mar 2020 21:53:39 +0800 Subject: [PATCH 2/2] Fixed stackover flow bug in qcloud_string_utils.c MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add if ‘NULL’： if (NULL == tmp) { return NULL; } --- .../source/src/utils/qcloud_string_utils.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/components/connectivity/TencentCloud_SDK/source/src/utils/qcloud_string_utils.c b/components/connectivity/TencentCloud_SDK/source/src/utils/qcloud_string_utils.c index 81befcaf..5bdff5ce 100644 --- a/components/connectivity/TencentCloud_SDK/source/src/utils/qcloud_string_utils.c +++ b/components/connectivity/TencentCloud_SDK/source/src/utils/qcloud_string_utils.c @@ -29,6 +29,10 @@ char *LITE_format_string(const char *fmt, ...) va_start(ap, fmt); tmp = osal_malloc(TEMP_STRING_MAXLEN); + if(NULL == tmp) + { + return NULL; + } memset(tmp, 0, TEMP_STRING_MAXLEN); rc = osal_vsnprintf(tmp, TEMP_STRING_MAXLEN, fmt, ap); va_end(ap); @@ -52,6 +56,10 @@ char *LITE_format_nstring(const int len, const char *fmt, ...) va_start(ap, fmt); tmp = osal_malloc(len+2); + if(NULL == tmp) + { + return NULL; + } memset(tmp, 0, len+2); rc = osal_vsnprintf(tmp, len+1, fmt, ap); va_end(ap);