CVE Vulnerability

CVE-2021-39634

In fs/eventpoll.c, there is a possible use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-204450605References: Upstream kernel

7.2 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 10

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

Scope

7.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://source.android.com/security/bulletin/2022-01-01 Patch Vendor Advisory
Configurations

Configuration 1

cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
Information

Published : 2022-01-14 08:15

Updated : 2022-01-20 03:09

NVD link : CVE-2021-39634

Mitre link : CVE-2021-39634

Products Affected
No products.
CWE
CWE-416