Symfony 5.4.44 has just been released.
Here is the list of the most important changes since 5.4.43:

bug #58327 [FrameworkBundle] Do not access the container when the kernel is shut down (@jderusse)
bug #58316 [Form] Don’t call the constructor of LogicalOr (@derrabus)
bug #58290 [FrameworkBundle] fix XSD to allow to configure locks without resources (@xabbuh)
bug #58291 [Process] Fix finding executables independently of open_basedir (@BlackbitDevs)
bug #58279 [Yaml] parse empty sequence elements as null (@xabbuh)
bug #58289 [HttpKernel] Skip logging uncaught exceptions in ErrorHandler, assume $kernel->terminateWithException() will do it (@nicolas-grekas)
bug #58185 [Filesystem] make sure temp files can be cleaned up on Windows (@xabbuh)
bug #58260 [Cache] Fix RedisSentinel param types (Paweł Stasicki)
bug #58278 [HttpClient] Fix setting CURLMOPT_MAXCONNECTS (@HypeMC)
bug #58274 [Dotenv] throw a meaningful exception when parsing dotenv files with BOM (@xabbuh)
bug #58240 [FrameworkBundle] Fix service reset between tests (@HypeMC)
bug #58266 [HttpKernel] pass CSV escape characters explicitly (@xabbuh)
bug #58181 [HttpFoundation] Update links for X-Accel-Redirect and fail properly when X-Accel-Mapping is missing (@nicolas-grekas)
bug #58218 Work around parse_url() bug (@nicolas-grekas)
bug #58207 [TwigBridge] Avoid calling deprecated mergeGlobals() (@derrabus)
bug #58198 [TwigBundle] Add support for resetting globals between HTTP requests (@fabpot)
bug #58143 [Ldap] Fix extension deprecation (@alexandre-daubois)

Want to upgrade to this new release? Because Symfony protects
backwards-compatibility very closely, this should be quite easy. Use
SymfonyInsight upgrade reports
to detect the code you will need to change in your project and
read our upgrade
documentation to learn more.

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