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Nicolas Grekas 00a8c94d39 bug #23783 Avoid infinite loops when profiler data is malformed (javiereguiluz)
This PR was merged into the 2.7 branch.

Discussion
----------

Avoid infinite loops when profiler data is malformed

| Q             | A
| ------------- | ---
| Branch?       | 2.7
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #22963
| License       | MIT
| Doc PR        | -

Thanks to the bug reproducer provided by @Kyoushu, I could reproduce this error:

```
PHP 7.1.4 Development Server started at Thu Aug  3 22:13:26 2017
Listening on http://127.0.0.1:8000
Document root is projects/symfony-fileprofilerstorage-bug/web
Press Ctrl-C to quit.

[Thu Aug  3 22:13:26 2017] PHP Fatal error:
Allowed memory size of 2147483648 bytes exhausted (tried to allocate 282624 bytes) in
projects/symfony-fileprofilerstorage-bug/vendor/symfony/symfony/src/Symfony/Component/
HttpKernel/Profiler/FileProfilerStorage.php on line 124
```

After the changes proposed in this PR, the browser no longer exhausts the memory and you can see the exception page explaining the error. The web debug toolbar doesn't load, but it doesn't crash anything:

![error-profiler](https://user-images.githubusercontent.com/73419/28941732-3c7eb29c-7899-11e7-88e8-a16517d5bcf7.png)

Commits
-------

e5ef9fb Avoid infinite loops when profiler data is malformed
2017-08-05 16:25:58 +02:00
.composer Drop hirak/prestissimo 2016-05-12 07:44:15 -05:00
.github Using FQ name for PHP_VERSION_ID 2017-06-01 13:44:56 -07:00
src/Symfony Avoid infinite loops when profiler data is malformed 2017-08-03 22:11:44 +02:00
.editorconfig Add EditorConfig File 2012-06-16 14:08:15 +02:00
.gitignore Add appveyor.yml for C.I. on Windows 2015-08-25 23:41:37 +02:00
.php_cs.dist fixed CS 2017-01-21 08:52:33 -08:00
.travis.yml use Precise on Travis to keep PHP LDAP support 2017-07-21 12:55:18 +02:00
appveyor.yml typo 2017-05-19 14:11:07 +02:00
CHANGELOG-2.2.md Merge branch '2.2' into 2.3 2013-12-03 15:51:26 +01:00
CHANGELOG-2.3.md updated CHANGELOG for 2.3.42 2016-05-30 10:40:50 +02:00
CHANGELOG-2.4.md updated CHANGELOG for 2.4.9 2014-09-03 11:50:09 +02:00
CHANGELOG-2.5.md updated CHANGELOG for 2.5.10 2015-02-02 10:26:02 +01:00
CHANGELOG-2.6.md updated CHANGELOG for 2.6.10 2015-07-13 11:34:21 +02:00
CHANGELOG-2.7.md updated CHANGELOG for 2.7.33 2017-08-01 09:06:55 +02:00
composer.json require the XML PHP extension 2017-07-06 10:51:23 +02:00
CONTRIBUTING.md Mention the community review guide 2016-12-18 22:02:35 +01:00
CONTRIBUTORS.md update CONTRIBUTORS for 2.7.33 2017-08-01 09:07:01 +02:00
LICENSE updated LICENSE year 2017-01-02 12:30:00 -08:00
phpunit Using FQ name for PHP_VERSION_ID 2017-06-01 13:44:56 -07:00
phpunit.xml.dist fail when detecting risky tests 2017-04-12 09:39:27 +02:00
README.md Fix minor typo in the main README.md 2017-04-27 20:23:38 +02:00
UPGRADE-2.1.md Remove aligned '=>' and '=' 2014-10-26 08:30:58 +01:00
UPGRADE-2.2.md Merge branch '2.3' into 2.5 2014-10-01 07:50:18 +02:00
UPGRADE-2.3.md [Doc] Use Markdown syntax highlighting 2014-10-01 07:38:33 +02:00
UPGRADE-2.4.md Updated UPGRADE-2.4.md 2015-06-08 16:44:57 +02:00
UPGRADE-2.5.md Merge branch '2.5' into 2.6 2015-01-05 21:59:13 +01:00
UPGRADE-2.6.md Fix grammar 2014-12-30 09:24:50 +01:00
UPGRADE-2.7.md Update UPGRADE-2.7.md 2016-11-07 10:23:54 +03:00
UPGRADE-3.0.md Add missing pieces in the upgrade guide to 3.0 2017-01-27 15:42:16 +01:00

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