We have released Rspamd 1.7.7 today. There are no incompatible changes introduced with this version to our best knowledge.

The most important features and fixes

• Add rspamadm mime tool to do various email operations:
  • extract text/HTML content
  • extract statistical tokens
  • exctact URLs
• Fixed encryption mode in Rspamd proxy
• Fixed various crashes in maps during reload
• Preload maps data before starting of the worker processes when possible
• Better HTML styles processing: add ZeroFont exploit filtering rules
• Fix ED25519 DKIM signatures as described by the latest RFC draft
• Added crash reporting system via libunwind

Full list of the meaningful changes

• [CritFix] Check NM part of pubkey to match it with rotating keypairs
• [CritFix] Do not overwrite PID of the main process
• [CritFix] Fix maps after reload
• [CritFix] Fix maps race conditions on reload
• [CritFix] Fix shmem leak in encrypting proxy mode
• [Feature] Add a concept of ignored symbols to avoid race conditions
• [Feature] Add ability to print bayes tokens in rspamadm mime
• [Feature] Add method to get statistical tokens in Lua API
• [Feature] Add preliminary mime stat command
• [Feature] Add rspamadm mime tool
• [Feature] Add urls extraction tool
• [Feature] Address ZeroFont exploit
• [Feature] Allow rspamadm mime to process multiple files
• [Feature] Allow to extract words in rspamadm mime
• [Feature] Allow to print mime part data
• [Feature] Allow to show HTML structure on extraction
• [Feature] Distinguish IP failures from connection failures
• [Feature] Improve output for mime command
• [Feature] Improve styles propagation
• [Feature] Main process crash will now cleanup all children
• [Feature] Preload file and static maps in main process
• [Feature] Print stack trace on crash
• [Feature] Process font size in HTML parser
• [Feature] Propagate content length of invisible tags
• [Feature] Read ordinary file maps in chunks to be more safe on rewrites
• [Feature] Support base tag in HTML
• [Feature] Support more size suffixes when parsing HTML styles
• [Feature] Support opacity style
• [Fix] Another fix for nested composites
• [Fix] Fill nm id in keypairs cache code
• [Fix] Fix colors alpha channel handling
• [Fix] Fix destruction logic
• [Fix] Fix double free
• [Fix] Fix maps preload logic
• [Fix] Fix nested composites process
• [Fix] Fix proxying of Exim connections
• [Fix] Fix reload crash
• [Fix] Fix rspamadm -l command
• [Fix] Update ed25519 signing schema
• [WebUI] Stop using “const” declaration
• [WebUI] Update RequireJS to 2.3.5