Overview of changes in GLib 2.85.2, 2025-07-21

• New Linux PSI based backend for GMemoryMonitor as an option to use instead
  of the existing Low Memory Monitor daemon backend (!4481, work by Kate Hsuan)

• Bugs fixed:

  • #1443 Deadlock between g_module_open() and dlopen() when called from a
    constructor
    
  • #2848 Doc: clarification request regarding g_match_info_fetch_pos return
    value (Mark Lautman)
    
  • #3712 Crash in g_thread_pool_new_full
    
  • #3713 call g_file_enumerator_close in g_file_enumerator_finalize is not safe
    (fbrouille)
    
  • #3716 (CVE-2025-7039) (#YWH-PGM9867-104) Buffer Under-read on GLib through
    glib/gfileutils.c via get_tmp_file() (Michael Catanzaro)
    
  • #3721 GFile leak in g_local_file_set_display_name during error handling
    (Philip Withnall, Michael Catanzaro)
    
  • #3725 Deadlock on source_destroy_lock inside g_main_context_unref() and
    g_source_destroy() (with child sources) (Matthew Waters)
    
  • #3726 GApplication sometimes fails to call before_emit (Matthias Clasen)
    
  • !4481 gio: gmemorymonitorpsi: Replace GMemoryMonitor backend with kernel PSI
    event
    
  • !4665 gio: enums: Fix GBusNameOwnerFlags's annotation
    
  • !4667 Incorrect output parameter handling in closure helper of
    g_settings_bind_with_mapping_closures
    
  • !4669 Add missing (array zero-terminated=1) annotations
    
  • !4676 Fix IPv6 scope-id from DNS responses being lost
    
  • !4680 gbacktrace: Correctly wait for children on Unix
    
  • !4681 (CVE-2025-6052) gstring: Improve
    g_string_expand/g_string_append_len_inline checks
    
  • !4682 gio-tool-launch: fix %k field code expansion
    
  • !4683 gio-tool-launch: Fix mismatched curly quotes in translatable strings
    
  • !4684 garray: Support unallocated zero terminated arrays
    
  • !4685 garray: Use g_array_elt_len/pos where appropriate
    
  • !4687 gstring: Fix g_string_append_vprintf overflow
    
  • !4690 garray: Fix out of boundary write in g_ptr_array_copy
    
  • !4692 tests: Fix a minor leak in array-test
    
  • !4693 tests: Loosen string comparison assertion in gio-tool.py
    
  • !4694 tests: Do not always skip array overflow checks
    
  • !4695 garray: Add more element_size > 0 checks
    
  • !4698 garray: Avoid exponential growth in g_array_copy
    
  • !4699 garray: Set capacity in terminated take functions
    
  • !4700 gfileutils: Fix OOB read in g_build_path(name)_va
    
  • !4701 gbacktrace: Fix OOB write in stack_trace
    
  • !4702 gio/filenamecompleter: Fix leaks
    
  • !4703 application: NULL check for options
    
  • !4704 tests: Add a regression test for GApplication command line handling