CVE-2021-1027
HIGHAndroid - Local Privilege Escalation via SurfaceFlinger setTransactionState Improper Casting
Title source: llmDescription
In setTransactionState of SurfaceFlinger, there is possible arbitrary code execution in a privileged process due to improper casting. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-193033243
References (1)
Core 1
Core References
Vendor Advisory x_refsource_misc
https://source.android.com/security/bulletin/pixel/2021-12-01
Scores
CVSS v3
7.8
EPSS
0.0011
EPSS Percentile
1.7%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-704
Status
published
Products (1)
google/android
12.0
Published
Dec 15, 2021
Tracked Since
Feb 18, 2026