Ruby Issue Tracking System

10/14/2025

04:59 AM Ruby Bug #21632 (Feedback): Backport REXML CVE-2025-58767 fix

> I'm not sure what to do for Ruby 3.2. It's a security fix so it qualifies for a backport, but there's other changes included in a version bump.
I am a maintainer of REXML.
Ruby 3.2 is subject to security fixes, so I believe an upda... naitoh (Jun NAITOH)

02/25/2025

06:36 AM Ruby Revision 36ab247e (git): [ruby/strscan] Fix a bug that scanning methods that don't use Regexp

don't clear named capture groups
(https://github.com/ruby/strscan/pull/142)
Fix https://github.com/ruby/strscan/pull/135
https://github.com/ruby/strscan/commit/b957443e20 naitoh (Jun NAITOH)

06:36 AM Ruby Revision 018943ba (git): [ruby/strscan] Fix a bug that inconsistency of IndexError vs nil for

unknown capture group
(https://github.com/ruby/strscan/pull/143)
Fix https://github.com/ruby/strscan/pull/139
Reported by Benoit Daloze. Thanks!!!
https://github.com/ruby/strscan/commit/bc8a0d2623 naitoh (Jun NAITOH)

02/17/2025

02:04 AM Ruby Revision eee9bd1a (git): [ruby/strscan] Fix a bug that scan_until behaves differently with

Regexp and String patterns
(https://github.com/ruby/strscan/pull/138)
Fix https://github.com/ruby/strscan/pull/131
https://github.com/ruby/strscan/commit/e1cec2e726 naitoh (Jun NAITOH)

12/10/2024

02:30 AM Ruby Revision cb8f1862 (git): [ruby/strscan] [DOC] doc/strscan/strscan.md - update Matcher Methods

(https://github.com/ruby/strscan/pull/123)
Added support for string pattern type in
https://github.com/ruby/strscan/pull/106.
And fix Success Return content.
https://github.com/ruby/strscan/commit/6a5acde674 naitoh (Jun NAITOH)

11/27/2024

12:24 AM Ruby Revision a041a6c1 (git): [ruby/strscan] Add scan and search benchmark

(https://github.com/ruby/strscan/pull/111)
# Why?
To improve the parsing process, I would like to add benchmarks for all
parsing processes.
## scan
- scan_full(regexp, false, true) == StringScanner#check
- scan_full(regexp, false, fals... naitoh (Jun NAITOH)

10/26/2024

09:44 AM Ruby Revision e73f35dd (git): [ruby/strscan] [CRuby] Optimize `strscan_do_scan()`: Remove

unnecessary use of `rb_enc_get()`
(https://github.com/ruby/strscan/pull/108)
- before: #106
## Why?
In `rb_strseq_index()`, the result of `rb_enc_check()` is used.
-
https://github.com/ruby/ruby/blob/6c7209cd3788ceec01e504d99057f9d3b... naitoh (Jun NAITOH)

09:44 AM Ruby Revision e61bb75a (git): [ruby/strscan] [JRuby] Optimize `scan()`: Remove duplicate `if

(restLen() < patternsize()) return context.nil;` checks in
`!headonly`.
(https://github.com/ruby/strscan/pull/110)
- before: #109
## Why?
https://github.com/ruby/strscan/blob/d31274f41b7c1e28f23d58cf7bfea03baa818cb7/ext/jruby/org/jrub... naitoh (Jun NAITOH)

09/24/2024

06:12 AM Ruby Revision 373f679e (git): fix rb_memsearch() document

## Why?
The explanation of x and y is reversed.
https://github.com/ruby/ruby/blob/ddbd64400199fd408d23c85f9fb0d7f742ecf9e1/re.c#L251-L256
```
long
rb_memsearch(const void *x0, long m, const void *y0, long n, rb_encoding *enc)
{
cons... naitoh (Jun NAITOH)

09/17/2024

06:12 AM Ruby Revision d81b0588 (git): [ruby/strscan] Accept String as a pattern at non head

(https://github.com/ruby/strscan/pull/106)
It supports non-head match cases such as StringScanner#scan_until.
If we use a String as a pattern, we can improve match performance.
Here is a result of the including benchmark.
## CRuby
It... naitoh (Jun NAITOH)