[bluez/bluez] fe6f51: audio/player: Ensure metadata string is valid UTF-8

[bluez/bluez] fe6f51: audio/player: Ensure metadata string is valid UTF-8

[fdanis-oss]

  Branch: refs/heads/1080516
  Home:   https://github.com/bluez/bluez
  Commit: fe6f51fa4b742c1d57556a189038ff260b8144f1
      https://github.com/bluez/bluez/commit/fe6f51fa4b742c1d57556a189038ff260b8144f1
  Author: Frédéric Danis <frederic.danis@collabora.com>
  Date:   2026-04-13 (Mon, 13 Apr 2026)

  Changed paths:
    M profiles/audio/player.c

  Log Message:
  -----------
  audio/player: Ensure metadata string is valid UTF-8

bluetoothd crashes on reception of GetItemAttributes reply if it contains
an invalid UTF-8 string:

> BR-ACL: Handle 11 [B8:3C:28:E8:07:69 (Apple, Inc.)] flags 0x02 dlen 680
      Channel: 71 len 676 ctrl 0x0304 [PSM 27 mode Enhanced Retransmission
               (0x03)] {chan 7}
      I-frame: Unsegmented TxSeq 2 ReqSeq 3
      AVCTP Browsing: Response: type 0x00 label 2 PID 0x110e
        AVRCP: GetItemAttributes: len 0x029a
          Status: 0x04 (Success)
          AttributeCount: 0x01 (1)
          AttributeID: 0x00000001 (Title)
          CharsetID: 0x006a (UTF-8)
          AttributeLength: 0x0290 (656)
          AttributeValue: ................................................
..........................................................................
.........................................................................2
009.......................................................................
..........................................................................
..........................................................................
..........................................................................
..........................................................................
..........................................................................
................
= bluetoothd: profiles/audio/player.c:media_player_set_playlist_item() 0
= bluetoothd: profiles/audio/player.c:media_player_set_metadata() Title:
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arguments to dbus_message_iter_append_basic() were incorrect,
  assertion "_dbus_check_is_valid_utf8 (*string_p)" failed in file
  dbus-message.c line 2775.
This is normally a bug in some application using the D-Bus library.



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