Debian LTS: DLA-2856-1: okular security update
Summary
For Debian 9 stretch, this problem has been fixed in version
4:16.08.2-1+deb9u2.
We recommend that you upgrade your okular packages.
For the detailed security status of okular please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/okular
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