CVE-2021-33639

Severity CVSS v4.0:

Pending analysis

Type:

CWE-749 Exposed Dangerous Method or Function

Publication date:

08/03/2023

Last modified:

04/03/2025

Description

REMAP cmd of SVM driver can be used to remap read only memory as read-write, then cause read only memory/file modified.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): High
Availability (A): None

Base Score 3.x

7.50

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:openatom:openeuler_kernel::::::::		4.19.90-2211.4.0.0177 (including)
cpe:2.3:o:openatom:openeuler_kernel::::::::	5.0 (including)	5.10.0-60.67.0.92 (including)

To consult the complete list of CPE names with products and versions, see this page

CVE-2021-33639

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools