[ruby-core:125821] [Ruby Bug#22127] parse.y regexp crash on invalid encoding

23 Jun 2026


      Issue #22127 has been reported by kddnewton (Kevin Newton).

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Bug #22127: parse.y regexp crash on invalid encoding
https://bugs.ruby-lang.org/issues/22127

* Author: kddnewton (Kevin Newton)
* Status: Open
* Backport: 3.3: UNKNOWN, 3.4: UNKNOWN, 4.0: UNKNOWN
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```
./ruby --parser=parse.y -e '/#{"\xcd"}/'
```

results in a segfault


-- 
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