Add support for Android SHM

1 files changed, 7 insertions, 10 deletions

diff --git a/frida_mode/src/asan/asan.c b/frida_mode/src/asan/asan.c
index 3a672d31..bd4062be 100644
--- a/frida_mode/src/asan/asan.c
+++ b/frida_mode/src/asan/asan.c
@@ -8,23 +8,17 @@ static gboolean asan_enabled = FALSE;
 gboolean        asan_initialized = FALSE;
 
 void asan_config(void) {
-
   if (getenv("AFL_USE_FASAN") != NULL) { asan_enabled = TRUE; }
-
 }
 
 void asan_init(void) {
-
   FOKF(cBLU "Instrumentation" cRST " - " cGRN "asan:" cYEL " [%c]",
        asan_enabled ? 'X' : ' ');
 
   if (asan_enabled) {
-
     asan_arch_init();
     asan_initialized = TRUE;
-
   }
-
 }
 
 static gboolean asan_exclude_module(const GumModuleDetails *details,
@@ -36,14 +30,17 @@ static gboolean asan_exclude_module(const GumModuleDetails *details,
   address = gum_module_find_export_by_name(details->name, symbol_name);
   if (address == 0) { return TRUE; }
 
+  /* If the reported address of the symbol is outside of the range of the module
+   * then ignore it */
+  if (address < details->range->base_address) { return TRUE; }
+  if (address > (details->range->base_address + details->range->size)) {
+    return TRUE;
+  }
+
   ranges_add_exclude((GumMemoryRange *)details->range);
   return FALSE;
-
 }
 
 void asan_exclude_module_by_symbol(gchar *symbol_name) {
-
   gum_process_enumerate_modules(asan_exclude_module, symbol_name);
-
 }
-