webkit2gtk: Evolution does not display embedded images in HTML emails (DSA-6534-1)
Summary
The webkit2gtk update released as DSA-6534-1 introduced a regression. It prevents Evolution from displaying images embedded in HTML emails. Debian published the regression update DSA-6534-3 on 2026-10-22.
Symptoms
Evolution does not display images that are embedded in HTML emails.
Affected
- Debian systems with webkit2gtk updated to DSA-6534-1
- Evolution (email client) using webkit2gtk to render HTML emails
Workaround
No workaround known.
Fix
Fixed by the regression update DSA-6534-3 (webkit2gtk), published 2026-10-22. Install it via the normal Debian security updates.
Recommendation
Install the current security updates on affected Debian workstations so that DSA-6534-3 is applied, then check that Evolution shows embedded images in HTML emails again.
Sources
- DSA-6534-3 webkit2gtk - regression update Vendor · lists.debian.org
- Debian Security Tracker: DSA-6534-3 Vendor · security-tracker.debian.org
Compiled from the sources listed and translated with AI (Claude); status and dates come from the vendor. The vendor’s statements are authoritative. Updated 1 Nov 2026, 15:37.
Where the information comes from
We continuously read the vendors’ official sources, community reports and trade media and summarise them in our own words, with a link to the source:
- Microsoft: Windows release health (Windows 10/11, Server 2016 to 2025), Windows message center, known issues of Microsoft 365 Apps (Outlook, Excel, Word, PowerPoint), Edge, Intune, Autopilot, Windows 365 and Entra Connect, Microsoft KB articles with timelines, Exchange and Windows IT Pro blogs, optionally Microsoft 365 service health and message center
- other vendors: Veeam KB, Citrix (known issues), Ubuntu and Debian (regressions), Broadcom (VMware), Fortinet, Cisco, Mozilla, Let’s Encrypt
- community (title, short excerpt and link only, without the names of the authors): Microsoft Q&A, Microsoft Tech Community (discussions), Veeam R&D Forums, Eleven Forum
- targeted web research with AI (Claude), e.g. on the updates of the month – this also finds discussions on Reddit and in forums; such entries are labelled as community reports until the vendor confirms them
- early warning from trade media (title and link only): Born’s Tech and Windows World, BleepingComputer, AskWoody, Windows Latest, Windows Central, gHacks, The Windows Club, Deskmodder, Dr. Windows, WindowsArea, Frankys Web, heise online
Summary and translation with AI (Claude by Anthropic) – without any data of visitors.
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