From 45182a0065fc5d712a2434cd025ae81720c334e4 Mon Sep 17 00:00:00 2001
From: Janos Follath <janos.follath@arm.com>
Date: Thu, 23 Mar 2017 10:41:56 +0000
Subject: [PATCH] Add Changelog entry for RSA exponent blinding

---
 ChangeLog | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 7117d40aa..9cc5683fd 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -2,6 +2,13 @@ mbed TLS ChangeLog (Sorted per branch, date)
 
 = mbed TLS 2.x.x branch released xxxx-xx-xx
 
+Security
+   * Add exponent blinding to RSA private operations as a countermeasure
+     against side-channel attacks like the cache attack described in
+     https://arxiv.org/abs/1702.08719v2.
+     Found and fix proposed by Michael Schwarz, Samuel Weiser, Daniel Gruss,
+     Clémentine Maurice and Stefan Mangard.
+
 Feature
    * Add a new configuration option to 'mbedtls_ssl_config' to enable
      suppressing the CA list in Certificate Request messages. The default