A vulnerability was discovered that allowed a malicious server to crash the mail client.

For Debian 9 stretch, this problem has been fixed in version 3.22.7-1+deb9u2.

We recommend that you upgrade your evolution-data-server packages.

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

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