diff --git a/README.md b/README.md
index 0982f788..b383a0d4 100644
--- a/README.md
+++ b/README.md
@@ -32,8 +32,8 @@ Version 6.9.4
 
 * NEW API: RegSet (set of regexes)
 * Fixed CVE-2019-19012
-* Fixed CVE-2019-19203
-* Fixed CVE-2019-19204
+* Fixed CVE-2019-19203 (Does not affect UTF-8, UTF-16 and UTF-32 encodings)
+* Fixed CVE-2019-19204 (Affects only PosixBasic, Emacs and Grep syntaxes)
 * Fixed some problems (found by libFuzzer test)