Global infos:

In validateApkInstallLocked of PackageInstallerSession.java, there is a way to force a mismatch between running code and a parsed APK . This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12LAndroid ID: A-219044664

CVE Status: Modified

References:

[email protected]

af854a3a-2127-422b-91ae-364da2661108

Metrics:

Attribute	Value
Attack Complexity	LOW
Attack Vector	LOCAL
Availability Impact	HIGH
Base Score	7.8
Base Severity	HIGH
Confidentiality Impact	HIGH
Integrity Impact	HIGH
Privileges Required	LOW
Scope	UNCHANGED
User Interaction	NONE
Vector String	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability Score	1.8
Impact Score	5.9
Source	[email protected]
Type	Primary

Links:

Exploit-db
Github