Fix possible buffer overflow in stats filename

Author: diffstorm

README.md

@@ -377,6 +377,7 @@ Or just `./run.sh &` which is recommended.
 - Add IPC and TCP support
 - Add json support
 - PID reuse detection (validate process start time to prevent false positives when PIDs are recycled)
+- Configurable timeouts (resource sampling interval, stats write interval, process termination timeout)
 
 ## :snowman: Author
 Eray Öztürk ([@diffstorm](https://github.com/diffstorm))

src/stats.c

@@ -29,7 +29,7 @@
 #include <unistd.h>
 
 #define STATS_MAGIC ((uint32_t)0xA50FAA55)
-#define MAX_FILENAME_LENGTH MAX_APP_NAME_LENGTH
+#define MAX_FILENAME_LENGTH (MAX_APP_NAME_LENGTH + 16) // "stats_" + name + ".log" + null
 
 /**
     @brief Structure that holds data for each application.