Check the value of macroCount

2017-08-09 10:02:33 -07:00
parent c983e58d8e
commit 558089f856
2 changed files with 5 additions and 0 deletions
--- a/right/src/config_parser/parse_config.c
+++ b/right/src/config_parser/parse_config.c
@@ -3,6 +3,7 @@
 #include "parse_macro.h"
 #include "keymaps.h"
 #include "config_globals.h"
+#include "macros.h"

 static parser_error_t parseModuleConfiguration(config_buffer_t *buffer)
 {
@@ -37,6 +38,9 @@ parser_error_t ParseConfig(config_buffer_t *buffer)
        }
    }
    macroCount = readCompactLength(buffer);
+    if (macroCount > MAX_MACRO_NUM) {
+        return ParserError_InvalidMacroCount;
+    }
    for (uint16_t macroIdx = 0; macroIdx < macroCount; macroIdx++) {
        errorCode = ParseMacro(buffer, macroIdx);
        if (errorCode != ParserError_Success) {