Debian LTS: DLA-1957-1: tzdata new upstream version
Summary
For Debian 8 "Jessie", this problem has been fixed in version
2019c-0+deb8u1.
We recommend that you upgrade your tzdata packages.
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