CVE Database›CVE-2022-48908

CVE-2022-48908

kernel: net: arcnet: com20020: Fix null-ptr-deref in com20020pci_probe()

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · August 22, 2024

Updated · February 2, 2026

Description

A vulnerability was discovered in the Linux kernel's com20020-pci.c driver where a lack of proper checks can result in a NULL pointer dereference when initializing PCI devices. This occurs in the com20020pci_probe() function where the card info pointer reads from the com20020pci_id_table field, which can be empty for some devices. This vulnerability could lead to system instability or crashes.

Statement

Red Hat Enterprise Linux is not impacted by this CVE, as the vulnerability in question does not affect the specific versions or configurations of the Linux kernel used in its distributions. This ensures that users of Red Hat Enterprise Linux are not exposed to the potential risks associated with this issue, and no further action or mitigation is necessary for systems running this operating system.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-476 · NULL Pointer Dereference