In https://lists.oasis-open.org/archives/sarif-comment/201907/msg00000.html, David Keaton, TC Chair reports: 

Subject: Static Analysis Results Interchange Format (#SARIF) v2.1.0 public review ended - no comments were received

From: David Keaton <dmk@dmk.com>
To: sarif-comment@lists.oasis-open.org
Date: Mon, 15 Jul 2019 10:15:27 -0700

The public review for Static Analysis Results Interchange Format (#SARIF) v2.1.0 announced 04 June 2019 in https://lists.oasis-open.org/archives/sarif-comment/201906/msg00002.html has closed. The TC received no comments.