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ResolvedTechRelease4.0.5

Ruby 4.0.5 Released

  • Ruby: 2 events in the last 90 days

What happened

This release only contains a security fix for CVE-2026-46727: Use-after-free in pthread-based getaddrinfo timeout handler and a build system regression in Ruby 4.0.4 under C locale [Bug #22065] .

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