diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
index 57c1517854..859515b3ca 100644
--- a/.github/PULL_REQUEST_TEMPLATE.md
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -11,7 +11,7 @@
 Replace this notice by a short README for your feature/bugfix. This will help people
 understand your PR and can be used as a start for the documentation.
 
-Additionally (see https://symfony.com/roadmap):
+Additionally (see https://symfony.com/releases):
  - Always add tests and ensure they pass.
  - Never break backward compatibility (see https://symfony.com/bc).
  - Bug fixes must be submitted against the lowest maintained branch where they apply
diff --git a/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Collector/config.html.twig b/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Collector/config.html.twig
index c085303213..4e4a59d1b3 100644
--- a/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Collector/config.html.twig
+++ b/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Collector/config.html.twig
@@ -153,7 +153,7 @@
                 <td class="font-normal">{{ collector.symfonyeom }}</td>
                 <td class="font-normal">{{ collector.symfonyeol }}</td>
                 <td class="font-normal">
-                    <a href="https://symfony.com/roadmap?version={{ collector.symfonyminorversion }}#checker">View roadmap</a>
+                    <a href="https://symfony.com/releases/{{ collector.symfonyminorversion }}#release-checker">View roadmap</a>
                 </td>
             </tr>
         </tbody>
diff --git a/src/Symfony/Component/Console/Application.php b/src/Symfony/Component/Console/Application.php
index 3de7a04d52..26d8d92b65 100644
--- a/src/Symfony/Component/Console/Application.php
+++ b/src/Symfony/Component/Console/Application.php
@@ -647,7 +647,15 @@ class Application implements ResetInterface
         // filter out aliases for commands which are already on the list
         if (\count($commands) > 1) {
             $commandList = $this->commandLoader ? array_merge(array_flip($this->commandLoader->getNames()), $this->commands) : $this->commands;
-            $commands = array_unique(array_filter($commands, function ($nameOrAlias) use (&$commandList, $commands, &$aliases) {
+
+            if (isset($commandList[$name])) {
+                return $this->get($name);
+            }
+
+            foreach ($commands as $k => $nameOrAlias) {
+                if ($nameOrAlias === $name) {
+                    return $this->get($nameOrAlias);
+                }
                 if (!$commandList[$nameOrAlias] instanceof Command) {
                     $commandList[$nameOrAlias] = $this->commandLoader->get($nameOrAlias);
                 }
@@ -656,8 +664,14 @@ class Application implements ResetInterface
 
                 $aliases[$nameOrAlias] = $commandName;
 
-                return $commandName === $nameOrAlias || !\in_array($commandName, $commands);
-            }));
+                if ($commandName === $nameOrAlias || !\in_array($commandName, $commands)) {
+                    continue;
+                }
+
+                unset($commands[$k]);
+            }
+
+            $commands = array_unique($commands);
         }
 
         if (\count($commands) > 1) {
diff --git a/src/Symfony/Component/Console/Tests/ApplicationTest.php b/src/Symfony/Component/Console/Tests/ApplicationTest.php
index df8d8e46fe..cd8904ea72 100644
--- a/src/Symfony/Component/Console/Tests/ApplicationTest.php
+++ b/src/Symfony/Component/Console/Tests/ApplicationTest.php
@@ -1692,6 +1692,31 @@ class ApplicationTest extends TestCase
         $this->assertArrayNotHasKey('disabled', $application->all());
     }
 
+    public function testFindAlternativesDoesNotLoadSameNamespaceCommandsOnExactMatch()
+    {
+        $application = new Application();
+        $application->setAutoExit(false);
+
+        $loaded = [];
+
+        $application->setCommandLoader(new FactoryCommandLoader([
+            'foo:bar' => function () use (&$loaded) {
+                $loaded['foo:bar'] = true;
+
+                return (new Command('foo:bar'))->setCode(function () {});
+            },
+            'foo' => function () use (&$loaded) {
+                $loaded['foo'] = true;
+
+                return (new Command('foo'))->setCode(function () {});
+            },
+        ]));
+
+        $application->run(new ArrayInput(['command' => 'foo']), new NullOutput());
+
+        $this->assertSame(['foo' => true], $loaded);
+    }
+
     protected function getDispatcher($skipCommand = false)
     {
         $dispatcher = new EventDispatcher();
diff --git a/src/Symfony/Component/Finder/Finder.php b/src/Symfony/Component/Finder/Finder.php
index da1c6ab7fd..e1bcea35d2 100644
--- a/src/Symfony/Component/Finder/Finder.php
+++ b/src/Symfony/Component/Finder/Finder.php
@@ -782,6 +782,10 @@ class Finder implements \IteratorAggregate, \Countable
      */
     private function normalizeDir(string $dir): string
     {
+        if ('/' === $dir) {
+            return $dir;
+        }
+
         $dir = rtrim($dir, '/'.\DIRECTORY_SEPARATOR);
 
         if (preg_match('#^(ssh2\.)?s?ftp://#', $dir)) {
diff --git a/src/Symfony/Component/Finder/Iterator/RecursiveDirectoryIterator.php b/src/Symfony/Component/Finder/Iterator/RecursiveDirectoryIterator.php
index 3facef58a0..7616b14a24 100644
--- a/src/Symfony/Component/Finder/Iterator/RecursiveDirectoryIterator.php
+++ b/src/Symfony/Component/Finder/Iterator/RecursiveDirectoryIterator.php
@@ -70,7 +70,11 @@ class RecursiveDirectoryIterator extends \RecursiveDirectoryIterator
         }
         $subPathname .= $this->getFilename();
 
-        return new SplFileInfo($this->rootPath.$this->directorySeparator.$subPathname, $this->subPath, $subPathname);
+        if ('/' !== $basePath = $this->rootPath) {
+            $basePath .= $this->directorySeparator;
+        }
+
+        return new SplFileInfo($basePath.$subPathname, $this->subPath, $subPathname);
     }
 
     /**
diff --git a/src/Symfony/Component/HttpKernel/Event/ExceptionEvent.php b/src/Symfony/Component/HttpKernel/Event/ExceptionEvent.php
index a10741a84d..a18fbd31f4 100644
--- a/src/Symfony/Component/HttpKernel/Event/ExceptionEvent.php
+++ b/src/Symfony/Component/HttpKernel/Event/ExceptionEvent.php
@@ -21,7 +21,7 @@ use Symfony\Component\HttpKernel\HttpKernelInterface;
  * current request. The propagation of this event is stopped as soon as a
  * response is set.
  *
- * You can also call setException() to replace the thrown exception. This
+ * You can also call setThrowable() to replace the thrown exception. This
  * exception will be thrown if no response is set during processing of this
  * event.
  *