File CVE-2020-25613.patch of Package ruby2.1.21932

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File CVE-2020-25613.patch of Package ruby2.1.21932

From c2d665a75ddfe6a9121cbaf05fe5a823536f2571 Mon Sep 17 00:00:00 2001
From: Ali Abdallah <ali.abdallah@suse.com>
Date: Wed, 6 Oct 2021 17:29:54 +0200
Subject: [PATCH 3/4] Backport upstream fix for CVE-2020-25613

This is a backport of webrick commit:
8946bb38b4d87549f0d99ed73c62c41933f97cc7

[PATCH] Make it more strict to interpret some headers

Some regexps were too tolerant.
---
 lib/webrick/httprequest.rb | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/webrick/httprequest.rb b/lib/webrick/httprequest.rb
index c39e3eb198..c9c870d379 100644
--- a/lib/webrick/httprequest.rb
+++ b/lib/webrick/httprequest.rb
@@ -225,9 +225,9 @@ module WEBrick
         raise HTTPStatus::BadRequest, "bad URI `#{@unparsed_uri}'."
       end
 
-      if /close/io =~ self["connection"]
+      if /\Aclose\z/io =~ self["connection"]
         @keep_alive = false
-      elsif /keep-alive/io =~ self["connection"]
+      elsif /\Akeep-alive\z/io =~ self["connection"]
         @keep_alive = true
       elsif @http_version < "1.1"
         @keep_alive = false
@@ -474,7 +474,7 @@ module WEBrick
       return unless socket
       if tc = self['transfer-encoding']
         case tc
-        when /chunked/io then read_chunked(socket, block)
+        when /\Achunked\z/io then read_chunked(socket, block)
         else raise HTTPStatus::NotImplemented, "Transfer-Encoding: #{tc}."
         end
       elsif self['content-length'] || @remaining_size
-- 
2.32.0

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File CVE-2020-25613.patch of Package ruby2.1.21932

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