Update docs/CHANGES to note that CFF stack overflow bug is fixed.
diff --git a/docs/CHANGES b/docs/CHANGES
index 6c952ac..560dc63 100644
--- a/docs/CHANGES
+++ b/docs/CHANGES
@@ -1,6 +1,10 @@
CHANGES BETWEEN 2.4.1 and 2.4.2
- I. MISCELLANEOUS
+ I. IMPORTANT BUG FIXES
+
+ - A stack overflow in CFF Type2 CharStrings interpreter is fixed.
+
+ II. MISCELLANEOUS
- Two new functions, `FT_Reference_Library' (in FT_MODULE_H) and
`FT_Reference_Face' (in FT_FREETYPE_H), have been added to