CVE-2021-47331

Severity CVSS v4.0:

Pending analysis

Type:

CWE-476 NULL Pointer Dereference

Publication date:

21/05/2024

Last modified:

24/12/2024

Description

In the Linux kernel, the following vulnerability has been resolved: usb: common: usb-conn-gpio: fix NULL pointer dereference of charger When power on system with OTG cable, IDDIG&#39;s interrupt arises before the charger registration, it will cause a NULL pointer dereference, fix the issue by registering the power supply before requesting IDDIG/VBUS irq.

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::::::::		5.10.52 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.12.19 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.13 (including)	5.13.4 (excluding)

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

CVE-2021-47331

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools