CVE-2021-47601

Severity CVSS v4.0:

Pending analysis

Type:

CWE-476 NULL Pointer Dereference

Publication date:

19/06/2024

Last modified:

27/08/2024

Description

In the Linux kernel, the following vulnerability has been resolved: tee: amdtee: fix an IS_ERR() vs NULL bug The __get_free_pages() function does not return error pointers it returns NULL so fix this condition to avoid a NULL dereference.

Impact

Vector 3.x

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

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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

Base Score 3.x

5.50

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	5.6 (including)	5.10.88 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.11 (excluding)

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

CVE-2021-47601

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools