Changelog (since v2.8.33...v2.8.34)

• bug [HttpFoundation] Use the correct syntax for session gc based on Pdo driver #25922 [HttpFoundation] Use the correct syntax for session gc based on Pdo driver (@tanasecosminromeo)
• bug Disable CSP header on exception pages only in debug #25933 Disable CSP header on exception pages only in debug (@ostrolucky)
• bug [Form] Fixed Button::setParent() when already submitted #25926 [Form] Fixed Button::setParent() when already submitted (@HeahDude)
• bug [Form] Fixed submitting disabled buttons #25927 [Form] Fixed submitting disabled buttons (@HeahDude)
• bug [DependencyInjection] allow null values for root nodes in YAML configs #25891 [DependencyInjection] allow null values for root nodes in YAML configs (@xabbuh)
• bug [Validator] add missing parent isset and add test #25848 [Validator] add missing parent isset and add test (@Simperfit)
• bug do not conflict with egulias/email-validator 2.0+ #25861 do not conflict with egulias/email-validator 2.0+ (@xabbuh)
• bug [Validator] Conflict with egulias/email-validator 2.0 #25851 [Validator] Conflict with egulias/email-validator 2.0 (@emodric)
• bug [SecurityBundle] Don't register in memory users as services #25837 [SecurityBundle] Don't register in memory users as services (@chalasr)
• bug [HttpKernel] DebugHandlersListener should always replace the existing exception handler #25835 [HttpKernel] DebugHandlersListener should always replace the existing exception handler (@nicolas-grekas)
• bug [Debug] Always decorate existing exception handlers to deal with fatal errors #25829 [Debug] Always decorate existing exception handlers to deal with fatal errors (@nicolas-grekas)
• bug Fixing a bug where the dump() function depended on bundle ordering #25824 Fixing a bug where the dump() function depended on bundle ordering (@weaverryan)
• bug Enableable ArrayNodeDefinition is disabled for empty configuration #25789 Enableable ArrayNodeDefinition is disabled for empty configuration (@kejwmen)
• bug Problem in phar see mergerequest #25579 #25816 Problem in phar see mergerequest Problem in phar #25579 (@betzholz)
• bug [Form] Disallow transform dates beyond the year 9999 #25781 [Form] Disallow transform dates beyond the year 9999 (@curry684)
• bug Copied NO language files to the new NB locale #25812 Copied NO language files to the new NB locale (@derrabus)
• bug [Router] Skip anonymous classes when loading annotated routes #25801 [Router] Skip anonymous classes when loading annotated routes (@pierredup)
• bug [Security] Fix fatal error on non string username #25657 [Security] Fix fatal error on non string username (@chalasr)
• bug Fixed Request::__toString ignoring cookies #25799 Fixed Request::__toString ignoring cookies (@Toflar)
• bug [Debug] prevent infinite loop with faulty exception handlers #25755 [Debug] prevent infinite loop with faulty exception handlers (@nicolas-grekas)
• bug [Validator] 19 digits VISA card numbers are valid #25771 [Validator] 19 digits VISA card numbers are valid (@xabbuh)
• bug [FrameworkBundle] Add the missing enabled session attribute #25751 [FrameworkBundle] Add the missing enabled session attribute (@sroze)
• bug [HttpKernel] Turn bad hosts into 400 instead of 500 #25750 [HttpKernel] Turn bad hosts into 400 instead of 500 (@nicolas-grekas)
• bug [Serializer] Fixed throwing exception with option JSON_PARTIAL_OUTPUT_ON_ERROR #25490 [Serializer] Fixed throwing exception with option JSON_PARTIAL_OUTPUT_ON_ERROR (@diversantvlz)
• bug Tweaked some styles in the profiler tables #25709 Tweaked some styles in the profiler tables (@javiereguiluz)
• feature [Security] Fail gracefully if the security token cannot be unserialized from the session #25669 [Security] Fail gracefully if the security token cannot be unserialized from the session (@thewilkybarkid)