diff -up hplip-3.14.3/prnt/hpcups/HPCupsFilter.cpp.logdir hplip-3.14.3/prnt/hpcups/HPCupsFilter.cpp
--- hplip-3.14.3/prnt/hpcups/HPCupsFilter.cpp.logdir	2014-03-07 10:10:48.512355710 +0100
+++ hplip-3.14.3/prnt/hpcups/HPCupsFilter.cpp	2014-03-07 10:15:27.912460207 +0100
@@ -604,7 +605,7 @@ int HPCupsFilter::processRasterData(cups
     char hpPreProcessedRasterFile[MAX_FILE_PATH_LEN]; //temp file needed to store raster data with swaped pages.
 
 
-    sprintf(hpPreProcessedRasterFile, "%s/hp_%s_cups_SwapedPagesXXXXXX",CUPS_TMP_DIR, m_JA.user_name);
+    snprintf(hpPreProcessedRasterFile, sizeof (hpPreProcessedRasterFile), "%s/hp_%s_cups_SwapedPagesXXXXXX",CUPS_TMP_DIR, m_JA.user_name);
 
 
     while (cupsRasterReadHeader2(cups_raster, &cups_header))
diff -up hplip-3.14.3/prnt/hpcups/SystemServices.cpp.logdir hplip-3.14.3/prnt/hpcups/SystemServices.cpp
--- hplip-3.14.3/prnt/hpcups/SystemServices.cpp.logdir	2014-03-07 10:10:48.539355334 +0100
+++ hplip-3.14.3/prnt/hpcups/SystemServices.cpp	2014-03-07 10:18:16.632107853 +0100
@@ -38,7 +38,7 @@ SystemServices::SystemServices(int iLogL
     if (iLogLevel & SAVE_PCL_FILE)
     {
         char    fname[MAX_FILE_PATH_LEN];
-        sprintf(fname, "%s/hp_%s_cups_out_job%d_XXXXXX",CUPS_TMP_DIR, user_name, job_id);
+        snprintf(fname, sizeof(fname), "%s/hp_%s_cups_out_job%d_XXXXXX",CUPS_TMP_DIR, user_name, job_id);
         
         createTempFile(fname, &m_fp);
         if (m_fp)