1 files changed, 3 insertions, 0 deletions
diff --git a/NEWS b/NEWS
index 2d3f1f3f4..79484c18b 100644
--- a/NEWS
+++ b/NEWS
@@ -7,6 +7,9 @@ GNU coreutils NEWS                                    -*- outline -*-
   od now prints floating-point numbers without losing information, and
   it no longer omits spaces between floating-point columns in some cases.
 
+  sort -u with at least two threads could attempt to read through a
+  corrupted pointer. [bug introduced in coreutils-8.6]
+
 ** New features
 
   split accepts the --number option to generate a specific number of files.