CVE-2021-25339 Information

Description

Improper address validation in HArx in Samsung mobile devices prior to SMR Mar-2021 Release 1 allows an attacker given a compromised kernel to corrupt EL2 memory.

CVSS Vector

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L

Reference

https://security.samsungmobile.com/securityUpdate.smsb https://security.samsungmobile.com

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

LOW

Base Severity

5.2