European Weather Cloud Knowledge Base

A new Linux kernel vulnerability known as Dirty Frag was publicly disclosed on 7 May 2026. The flaw affects the IPsec ESP and rxrpc in-place decryption fast paths and is closely related to the same subsystem area impacted by the recent Copy Fail vulnerability. Dirty Frag allows an unprivileged local user to gain immediate root access on all major Linux distributions. A working exploit is already publicly available.…

Dear colleague, This is an invitation to join us for the European Weather Cloud (EWC) User Workshop 2026, hybrid again and this time at EUMETSAT in Darmstadt on 22 September 2026. This full-day event, co-organised by EUMETSAT and ECMWF, will provide an opportunity to explore the latest developments, share experiences, and shape the future of the EWC. You will find all the information in the event page https://user.eumetsat.int/news-events/events/tra.events.2698,…

This vulnerability gives attackers that can run commands locally an immediate path to full system compromise. Please apply the fixes described below it as soon as possible if you haven't done already. Copy Fail — CVE-2026-31431 https://copy.fail/#copy-fail is a critical Linux kernel vulnerability that allows any unprivileged local user to escalate privileges to root. The issue originates from a flaw in the algif_aead cryptographic subsystem,…

Dear all, In preparation for the upcoming migration to EWC Identity and Access Management (IAM) system we will soon start to onboard users who have only a local account in Morpheus. These users will receive an email inviting them to reset their password for EWC IAM login. We have introduced a new documentation page EWC Services Login https://confluence.ecmwf.…

We are currently experiencing issues with a few EUMETCast Terrestrial Clients in the EWC at EUMETSAT side. We are investigating the problem. We will contact the affected users directly and provide an update here as soon as we have more information, or by 15:00 UTC today at the latest. If you have any questions, please do not hesitate to contact us at https://support.europeanweather.cloud https://support.europeanweather.cloud/. We apologize for the inconvenience.