Updated corosync packages has been released for Debian GNU/Linux 9

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Debian Security Advisory DSA-4174-1 security@debian.org
https://www.debian.org/security/ Sebastien Delafond
April 17, 2018 https://www.debian.org/security/faq
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Package : corosync
CVE ID : CVE-2018-1084
Debian Bug : 895653

The Citrix Security Response Team discovered that corosync, a cluster
engine implementation, allowed an unauthenticated user to cause a
denial-of-service by application crash.

For the stable distribution (stretch), this problem has been fixed in
version 2.4.2-3+deb9u1.

We recommend that you upgrade your corosync packages.

For the detailed security status of corosync please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/corosync

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

  Corosync Security Update for Debian 9