Fix potential overflow in base64_encode
diff --git a/ChangeLog b/ChangeLog
index d584090..cb0ba22 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -15,6 +15,9 @@
on crafted PEM input data. Found an fix provided by Guid Vranken.
Not triggerable remotely in TLS. Triggerable remotely if you accept PEM
data from an untrusted source.
+ * Fix possible heap buffer overflow in base64_encode() when the input
+ buffer is 512MB or larger on 32-bit platforms.
+ Found by Guido Vranken. Not trigerrable remotely in TLS.
= Version 1.2.16 released 2015-09-17