ELBA-2026-4833

ELBA-2026-4833 - tzdata bug fix and enhancement update

Type:	BUG
Impact:	NA
Release Date:	2026-03-19

Description

[2026a-1]
- Update to tzdata-2026a (RHEL-154033)
- Correct the transition times for Moldova.
- The POSIXRULES option is now obsolete.

[2025c-1]
- Update to tzdata-2025c (RHEL-135159)
- Update leap seconds file expiration date

[2025b-2]
- Included NEWS file with docs. (RHEL-102379)

[2025b-1]
- Update to tzdata-2025b (RHEL-84741)
- Chile's Aysen Region moves from -04/-03
to -03 year-round, diverging from America/Santiago and
creating a new zone America/Coyhaique.

[2025a-1]
Update to tzdata-2025a (RHEL-74308)
- Paraguay is now permanently at -03. This impacts timestamps
starting on 2025-03-22.
- Includes improvements to pre-1991 data for the Philippines.
- Etc/Unknown is now reserved.

Updated Packages

Release/Architecture	Filename	sha256	Superseded By Advisory	Channel Label
Oracle Linux 7 (x86_64)	tzdata-2026a-1.el7.src.rpm	e6d9ace9b1af847bb68eafbeb89f50b97613899b39d1a92ffe16f663fa9c803c	-	ol7_x86_64_latest_ELS
	tzdata-2026a-1.el7.noarch.rpm	3b08b12c4ae0cd07b9bad9548f796f09eaf78a39de741b31eb5e5f7132aefa77	-	ol7_x86_64_latest_ELS
	tzdata-java-2026a-1.el7.noarch.rpm	46a29cccb0fee1f92db1c78c7055f076d4f992715dc7c52fc56091d67d83f4a6	-	ol7_x86_64_latest_ELS

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team