CVE-2024-26978

Severity CVSS v4.0:

Pending analysis

Type:

CWE-476 NULL Pointer Dereference

Publication date:

01/05/2024

Last modified:

05/11/2024

Description

In the Linux kernel, the following vulnerability has been resolved: serial: max310x: fix NULL pointer dereference in I2C instantiation When trying to instantiate a max14830 device from userspace: echo max14830 0x60 > /sys/bus/i2c/devices/i2c-2/new_device we get the following error: Unable to handle kernel NULL pointer dereference at virtual address... ... Call trace: max310x_i2c_probe+0x48/0x170 [max310x] i2c_device_probe+0x150/0x2a0 ... Add check for validity of devtype to prevent the error, and abort probe with a meaningful error message.

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::::::::		5.4.274 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.5 (including)	5.10.215 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	6.1.84 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.2 (including)	6.6.24 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.7 (including)	6.7.12 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.8 (including)	6.8.3 (including)

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

CVE-2024-26978

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools