Looks like this bug got lost long ago, as did the system it was reported from. That said, the original bug claimed it was "GMT", which is a timezone that doesn't do daylight savings time, so likely the fix was "use Europe/London" or similar.
** Changed in: tzdata (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to tzdata in Ubuntu. https://bugs.launchpad.net/bugs/964438 Title: The hour did not go forward today when it should have (UK) Status in tzdata package in Ubuntu: Invalid Bug description: I'm in the GMT timezone and the time should be 10:45 but it's 9:45 on my Ubuntu system. This means all OCSP responses are invalid: The OCSP response is not yet valid (contains a date in the future). ProblemType: Bug DistroRelease: Ubuntu 12.04 Package: tzdata 2012b-1 ProcVersionSignature: Ubuntu 3.2.0-20.32-generic 3.2.12 Uname: Linux 3.2.0-20-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 1.95-0ubuntu1 Architecture: amd64 Date: Sun Mar 25 09:41:46 2012 EcryptfsInUse: Yes InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha amd64 (20120201.1) PackageArchitecture: all SourcePackage: tzdata UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/tzdata/+bug/964438/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp