Ruby 2.7.5 has been released.

This release includes security fixes.
Please check the topics below for details.

* [CVE-2021-41817: Regular Expression Denial of Service Vulnerability of Date Parsing Methods](/en/news/2021/11/15/date-parsing-method-regexp-dos-cve-2021-41817/)
* [CVE-2021-41816: Buffer Overrun in CGI.escape_html](/en/news/2021/11/24/buffer-overrun-in-cgi-escape_html-cve-2021-41816/)
* [CVE-2021-41819: Cookie Prefix Spoofing in CGI::Cookie.parse](/en/news/2021/11/24/cookie-prefix-spoofing-in-cgi-cookie-parse-cve-2021-41819/)

See the [commit logs](https://github.com/ruby/ruby/compare/v2_7_4...v2_7_5) for details.

## Download



* <https://cache.ruby-lang.org/pub/ruby/2.7/ruby-2.7.5.tar.bz2>

      SIZE: 14805180
      SHA1: 2a179b601f45172b1cb38e8f157c4e6ce272c22c
      SHA256: d6b444341a5e06fcd6eaf1feb83a1c0c2da4705dbe4f275ee851761b185f4bd1
      SHA512: 0aa2ac44bc22859a39c43d08b7c7f457df05c2dc36b2574fd70ca399143ef1000dc5e496212db9eb055bc4258523d47d26db3c57a1a5a5d63cf1b3de9f81645a

* <https://cache.ruby-lang.org/pub/ruby/2.7/ruby-2.7.5.tar.gz>

      SIZE: 16923709
      SHA1: c2d0f6c793f9e673f9fb22276d32f8c395ec5581
      SHA256: 2755b900a21235b443bb16dadd9032f784d4a88f143d852bc5d154f22b8781f1
      SHA512: 09e029b5cc15b6e4e37bcf15adb28213eaedec3ea22106d63095b37ea6b2a2b68e82e74e6b50746c87dd77e5185795d014e0db118bf0f45ffa0b0a307f5f65da

* <https://cache.ruby-lang.org/pub/ruby/2.7/ruby-2.7.5.tar.xz>

      SIZE: 12072980
      SHA1: 1d04fbf24150eaa1297a7ef4c7057ec0a9dca527
      SHA256: d216d95190eaacf3bf165303747b02ff13f10b6cfab67a9031b502a49512b516
      SHA512: 21c8a713e3ce115fc4c405113ac691ddcefc3419f528b93ca1ac59e7052c1b6e9e241da0e570e291e567f28f3d840824dbcc5967b216cbe7d6ca7a05580fa311

* <https://cache.ruby-lang.org/pub/ruby/2.7/ruby-2.7.5.zip>

      SIZE: 20702176
      SHA1: 541b34fa5e7e55b6269a2bfa67e2a06ad0dcb571
      SHA256: 3793d764ec8da68203eba1a7fe338fae9bafa8226cce911c8648c1b7c32ba9c2
      SHA512: fe9a706f8139e59a40ab205dc88cdc613c9c69186cb2daeb5adc80bdf45290a523fa7e3fd0866fa12325039ba413ff1e1f4233073d352da08079dc903063b31a

## Release Comment

Many committers, developers, and users who provided bug reports helped us make this release.
Thanks for their contributions.

The maintenance of Ruby 2.7, including this release, is based on the "Agreement for the Ruby stable version" of the Ruby Association.