CVE-2022-20486

2022-12-1300:00:00

ubuntu.com

android

notificationchannel

resource exhaustion

local privilege escalation

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

Percentile

5.1%

JSON

In NotificationChannel of NotificationChannel.java, there is a possible
failure to persist permissions settings due to resource exhaustion. This
could lead to local escalation of privilege with no additional execution
privileges needed. User interaction is not needed for exploitation.Product:
AndroidVersions: Android-10 Android-11 Android-12 Android-12L
Android-13Android ID: A-242703118

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchandroid-platform-frameworks-base< anyUNKNOWN
ubuntu20.04noarchandroid-platform-frameworks-base< anyUNKNOWN
ubuntu22.04noarchandroid-platform-frameworks-base< anyUNKNOWN
ubuntu24.04noarchandroid-platform-frameworks-base< anyUNKNOWN
ubuntu16.04noarchandroid-platform-frameworks-base< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	android-platform-frameworks-base	< any	UNKNOWN
ubuntu	20.04	noarch	android-platform-frameworks-base	< any	UNKNOWN
ubuntu	22.04	noarch	android-platform-frameworks-base	< any	UNKNOWN
ubuntu	24.04	noarch	android-platform-frameworks-base	< any	UNKNOWN
ubuntu	16.04	noarch	android-platform-frameworks-base	< any	UNKNOWN