CVE Vulnerability

CVE-2021-39680

In sec_SHA256_Transform of sha256_core.c, there is a possible way to read heap data due to uninitialized data. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-197965864References: N/A

2.1 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

4.4 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 0.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

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

Configuration 1

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

Published : 2022-01-14 08:15

Updated : 2022-01-19 08:31

NVD link : CVE-2021-39680

Mitre link : CVE-2021-39680

Products Affected
No products.
CWE
CWE-908