CVE-2021-39735

In gasket_alloc_coherent_memory of gasket_page_table.c, there is a possible memory corruption due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-151455484References: N/A

CVSS v3 6.4 MEDIUM
CVSS v2.0 4.4 MEDIUM

6.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.5 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.4^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 3.4 / Impact : 6.4

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://source.android.com/security/bulletin/pixel/2022-03-01	Vendor Advisory
https://source.android.com/security/bulletin/pixel/2022-03-01	Vendor Advisory

Configurations

Configuration 1 (hide)

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

History

21 Nov 2024, 06:20

Type	Values Removed	Values Added
References	~~() https://source.android.com/security/bulletin/pixel/2022-03-01 - Vendor Advisory~~	() https://source.android.com/security/bulletin/pixel/2022-03-01 - Vendor Advisory

Information

Published : 2022-03-16 15:15

Updated : 2024-11-21 06:20

NVD link : CVE-2021-39735

Mitre link : CVE-2021-39735

CVE.ORG link : CVE-2021-39735

JSON object : View

Products Affected

google

android

CWE

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

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