PublicCVE

CVE-2021-26381

HIGH7.1Denial of service

Description

Improper system call parameter validation in the Trusted OS may allow a malicious driver to perform mapping or unmapping operations on a large number of pages, potentially resulting in kernel memory corruption.

CVSS breakdown

CVSS 4.0
Attack Vector
Local
Attack Complexity
High
Attack Requirements
None
Privileges Required
High
User Interaction
None
Confidentiality (Vulnerable System)
High
Integrity (Vulnerable System)
High
Availability (Vulnerable System)
High
Confidentiality (Subsequent System)
None
Integrity (Subsequent System)
None
Availability (Subsequent System)
None

Affected products