Merge pull request #1670 from volatilityfoundation/fix_module_enum

Avoid smear in module enumeration paths

volatility3/framework/plugins/linux/check_modules.py

@@ -65,7 +65,11 @@ class Check_modules(plugins.PluginInterface):
 
             mod = mod_kobj.mod
 
-            name = utility.pointer_to_string(kobj.name, 32)
+            try:
+                name = utility.pointer_to_string(kobj.name, 32)
+            except exceptions.InvalidAddressException:
+                continue
+
             if kobj.name and kobj.reference_count() > 2:
                 ret[name] = mod
 

volatility3/framework/symbols/linux/utilities/tainting.py

@@ -93,8 +93,14 @@ class Tainting(interfaces.configuration.VersionableInterface):
         ):
             if is_module and not taint_flag.module:
                 continue
-            c_true = chr(taint_flag.c_true)
-            c_false = chr(taint_flag.c_false)
+
+            try:
+                c_true = chr(taint_flag.c_true)
+                c_false = chr(taint_flag.c_false)
+            except ValueError:
+                # thrown when the c_true or c_false values are out of range
+                continue
+
             if taints & (1 << taint_bit):
                 taints_string += c_true
             elif c_false != " ":