[wp-trac] [WordPress Trac] #48975: Fix unhandled upper/lower case change in wp_unique_filename()

[WordPress Trac]

#48975: Fix unhandled upper/lower case change in wp_unique_filename()
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 Reporter:  azaozz                               |       Owner:  (none)
     Type:  defect (bug)                         |      Status:  new
 Priority:  high                                 |   Milestone:  5.3.2
Component:  Upload                               |     Version:  5.3.1
 Severity:  major                                |  Resolution:
 Keywords:  has-patch 2nd-opinion needs-testing  |     Focuses:
  has-unit-tests                                 |
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Comment (by pbiron):

 Good catch!!!

 I can confirm the problem does exist in 5.3.1 and that
 [https://core.trac.wordpress.org/attachment/ticket/48975/48975.diff
 48975.diff] fixes it and the unit tests pass locally.

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Ticket URL: <https://core.trac.wordpress.org/ticket/48975#comment:2>
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