In updateNotificationChannelFromPrivilegedListener of NotificationManagerService.java, there is a possible cross-user data leak due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
https://source.android.com/security/bulletin/2024-06-01
https://android.googlesource.com/platform/frameworks/base/+/3cc021bf608fa813a9a40932028fdde2b12a2d5e