Debian Security Advisory

DLA-2509-1 tzdata -- LTS security update

Date Reported:
29 Dec 2020
Affected Packages:
Security database references:
No other external database security references currently available.
More information:

This update includes the changes in tzdata 2020e. Notable changes are:

- Volgograd switched to Moscow time on 2020-12-27 at 02:00.

For Debian 9 stretch, this problem has been fixed in version 2020e-0+deb9u1.

We recommend that you upgrade your tzdata packages.

For the detailed security status of tzdata please refer to its security tracker page at:

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