Check bounds of allocation size. (#848)

2019-05-15 12:00:41 +01:00
parent 7798ae2557
commit 81ae213c71
3 changed files with 31 additions and 2 deletions
@@ -0,0 +1,23 @@
+# -*- coding: utf-8 -*-
+
+from system_tests import CaseMeta, path
+
+
+class LargeAllocationInPgfReadMetadata(metaclass=CaseMeta):
+    """
+    Regression test for the bug described in:
+    https://github.com/Exiv2/exiv2/issues/847
+
+    An unchecked allocation size causes a std::bad_alloc to
+    be thrown.
+    """
+    url = "https://github.com/Exiv2/exiv2/issues/847"
+
+    filename = path("$data_path/issue_847_poc.pgf")
+    commands = ["$exiv2 $filename"]
+    stdout = [""]
+    stderr = [
+        """$exiv2_exception_message $filename:
+Failed to read input data
+"""]
+    retval = [1]