Merge pull request #1184 from reaperhulk/rsa-read-only-keysize

Make OpenSSL RSA key_size attr read only
diff --git a/docs/limitations.rst b/docs/limitations.rst
index 5b63ef5..ce61d89 100644
--- a/docs/limitations.rst
+++ b/docs/limitations.rst
@@ -10,10 +10,10 @@
 uninitialized memory.
 
 Python exposes no API for us to implement this reliably and as such almost all
-software in Python is potentially vulnerable to this attack. However the
-`CERT secure coding guidelines`_ consider this issue as "low severity,
-unlikely, expensive to repair" and we do not consider this a high risk for most
-users.
+software in Python is potentially vulnerable to this attack. The
+`CERT secure coding guidelines`_ assesses this issue as "Severity: medium,
+Likelihood: unlikely, Remediation Cost: expensive to repair" and we do not
+consider this a high risk for most users.
 
 .. _`Memory wiping`:  http://blogs.msdn.com/b/oldnewthing/archive/2013/05/29/10421912.aspx
 .. _`CERT secure coding guidelines`: https://www.securecoding.cert.org/confluence/display/seccode/MEM03-C.+Clear+sensitive+information+stored+in+reusable+resources