[tor-commits] [tor/master] fixup! Don't atoi off the end of a buffer chunk.

nickm at torproject.org nickm at torproject.org
Wed Feb 15 00:19:04 UTC 2017


commit ff088ea7d7eb854846a5611361f4744f9bb0ee9e
Author: Nick Mathewson <nickm at torproject.org>
Date:   Tue Feb 14 16:44:58 2017 -0500

    fixup! Don't atoi off the end of a buffer chunk.
    
    Credit AFL in the changes file.
---
 changes/bug20894 | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/changes/bug20894 b/changes/bug20894
index 6443396..2dbf9b9 100644
--- a/changes/bug20894
+++ b/changes/bug20894
@@ -3,6 +3,7 @@
       do not read off the end of the buffer. This bug was a potential
       remote denial-of-service attack against Tor clients and relays.
       A workaround was released in October 2016, which prevents this
-      bug from crashing Tor.  This is a fix for the underlying issue,
+      bug from crashing Tor. This is a fix for the underlying issue,
       which should no longer matter (if you applied the earlier patch).
-      Fixes bug 20894; bugfix on 0.2.0.16-alpha.
+      Fixes bug 20894; bugfix on 0.2.0.16-alpha. Bug found by fuzzing
+      using AFL (http://lcamtuf.coredump.cx/afl/).





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