A tzdata enhancement update has been released for Oracle Linux 7.

El-errata: ELBA-2020-4282 Oracle Linux 7 tzdata enhancement update

Oracle Linux Bug Fix Advisory ELBA-2020-4282

  http://linux.oracle.com/errata/ELBA-2020-4282.html

The following updated rpms for Oracle Linux 7 have been uploaded to the
Unbreakable Linux Network:

x86_64:
tzdata-2020b-3.el7.noarch.rpm
tzdata-java-2020b-3.el7.noarch.rpm

SRPMS:
  http://oss.oracle.com/ol7/SRPMS-updates/tzdata-2020b-3.el7.src.rpm


Description of changes:

[2020b-3]
- Include the upstream patch to support pacificnew for java tzupdater.
- Set POSIXRULES macro to continue installing posixrules file.

[2020b-2]
- Need to rebuild, bump the release.

[2020b-1]
- Rebase to tzdata-2020b
- Yukon timezones represented by America/Whitehorse and
America/Dawson will change time zone rules from -08/-07 to
permanent -07 on 2020-11-01, not on 2020-03-08 as 2020a had it.
- The most recent winter(+08)/summer(+11) transition for Casey Station,
Antarctica was 2020-10-04 00:01.
- Remove obsolete files pacificnew, systemv, and yearistype.sh
from the distribution.