1 files changed, 7 insertions, 0 deletions
diff --git a/vcl/unx/gtk/gtksalframe.cxx b/vcl/unx/gtk/gtksalframe.cxx
index 899f1a1a291f..a4e6e0fdcd2d 100644
--- a/vcl/unx/gtk/gtksalframe.cxx
+++ b/vcl/unx/gtk/gtksalframe.cxx
@@ -3660,6 +3660,13 @@ static uno::Reference<accessibility::XAccessibleEditableText>
         }
     }
 
+    bool bSafeToIterate = true;
+    sal_Int32 nCount = xContext->getAccessibleChildCount();
+    if (nCount < 0 || nCount > SAL_MAX_UINT16 /* slow enough for anyone */)
+        bSafeToIterate = false;
+    if (!bSafeToIterate)
+        return uno::Reference< accessibility::XAccessibleEditableText >();
+
     for (sal_Int32 i = 0; i < xContext->getAccessibleChildCount(); ++i)
     {
         uno::Reference< accessibility::XAccessible > xChild = xContext->getAccessibleChild(i);