Bug #21443: Backport: Fix heap-use-after-free in free_fast_fallback_getaddrinfo_entry

• Status: Closed
• Assignee: -
• Target version: -
• ruby -v: ruby 3.4.4 (2025-05-14 revision a38531fd3f) +PRISM [arm64-darwin23]
• Backport: 3.2: DONTNEED, 3.3: DONTNEED, 3.4: REQUIRED

[rochlefebvre (Roch Lefebvre)]

Please backport the following AddressSanitizer error into Ruby 3.4

https://github.com/ruby/ruby/pull/13231

I did not find a ticket related to the original fix.

Thank you!

[alanwu (Alan Wu)]

• Status changed from Open to Closed
• Backport changed from 3.2: UNKNOWN, 3.3: UNKNOWN, 3.4: UNKNOWN to 3.2: DONTNEED, 3.3: DONTNEED, 3.4: REQUIRED

https://github.com/ruby/ruby/pull/13652