Add release notes for 2.14.19

Change-Id: I615e9491af0152106b6cfc9ad2ea8bd9b5b42b45
diff --git a/pages/site/releases/2.14.md b/pages/site/releases/2.14.md
index c1dfef3..a4aa2e5 100644
--- a/pages/site/releases/2.14.md
+++ b/pages/site/releases/2.14.md
@@ -333,7 +333,7 @@
 * Update gwtjsonrpc to 1.11
 * Update gwtorm to 1.17
 * Update JavaEWAH to 1.1.6
-* Update JGit to 4.7.0.201704051617-r (updated to 4.7.6.201810191618-r in 2.14.16)
+* Update JGit to 4.7.0.201704051617-r (updated to 4.7.8.201903121755-r in 2.14.19)
 * Update jsch to 0.1.54
 * Update Lucene to 5.5.2 (updated to 5.5.5 in 2.14.17)
 * Update mina to 2.0.16
@@ -343,6 +343,15 @@
 
 ## Bugfix Releases
 
+### 2.14.19
+
+* [Issue 10562](https://bugs.chromium.org/p/gerrit/issues/detail?id=10562):
+Upgrade JGit to 4.7.8.201903121755-r to fix corruption of packfile
+list due to concurrent access during GC.
+
+  See [JGit issue 544199](https://bugs.eclipse.org/bugs/show_bug.cgi?id=544199)
+  for details.
+
 ### 2.14.18
 
 * [Issue 10262](https://bugs.chromium.org/p/gerrit/issues/detail?id=10262):