Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2022-50358

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
17/09/2025
Last modified:
14/01/2026

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> brcmfmac: return error when getting invalid max_flowrings from dongle<br /> <br /> When firmware hit trap at initialization, host will read abnormal<br /> max_flowrings number from dongle, and it will cause kernel panic when<br /> doing iowrite to initialize dongle ring.<br /> To detect this error at early stage, we directly return error when getting<br /> invalid max_flowrings(&gt;256).

Impact

Vector 3.x
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 4.20 MEDIUM
Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

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

Base Score 3.x
4.20
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.4.229 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.5 (including) 5.10.163 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.11 (including) 5.15.86 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.16 (including) 6.0.16 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.1 (including) 6.1.2 (excluding)

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


References to Advisories, Solutions, and Tools