CVE-2026-58015 — GLib: path traversal in glib/gio/gdbusauthmechanismsha1.c via keyring_lookup_entry and mechanism_client_data_receive

GLib contains a CWE-22 path traversal vulnerability in glib/gio/gdbusauthmechanismsha1.c involving the keyring_lookup_entry and mechanism_client_data_receive functions.