Fix buffer overrun

Fix issue reported in eclipse-wakaama#676. There are surely more similar issues to be found, but I have not tried to find them.
husqvarnagroup · Mar 24, 2023 · 26ad900 · 26ad900
1 parent 0ef0a08
commit 26ad900
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/data/json.c b/data/json.c
@@ -493,7 +493,7 @@ int json_parse(lwm2m_uri_t * uriP,
     _record_t * recordArray;
     lwm2m_data_t * parsedP;
 
-    LOG_ARG("bufferLen: %d, buffer: \"%s\"", bufferLen, STR_NULL2EMPTY((char *)buffer));
+    LOG_ARG("bufferLen: %d, buffer: \"%.*s\"", bufferLen, bufferLen, STR_NULL2EMPTY((char *)buffer));
     LOG_URI(uriP);
     *dataP = NULL;
     recordArray = NULL;

diff --git a/data/senml_json.c b/data/senml_json.c
@@ -610,7 +610,7 @@ int senml_json_parse(const lwm2m_uri_t * uriP,
     time_t baseTime;
     lwm2m_data_t baseValue;
 
-    LOG_ARG("bufferLen: %d, buffer: \"%s\"", bufferLen, STR_NULL2EMPTY((char *)buffer));
+    LOG_ARG("bufferLen: %d, buffer: \"%.*s\"", bufferLen, bufferLen, STR_NULL2EMPTY((char *)buffer));
     LOG_URI(uriP);
     *dataP = NULL;
     recordArray = NULL;