CVE-2023-53442

MEDIUM

Linux kernel - Nullptr Dereference

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: ice: Block switchdev mode when ADQ is active and vice versa ADQ and switchdev are not supported simultaneously. Enabling both at the same time can result in nullptr dereference. To prevent this, check if ADQ is active when changing devlink mode to switchdev mode, and check if switchdev is active when enabling ADQ.

Scores

CVSS v3 5.5
EPSS 0.0001
EPSS Percentile 1.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Classification

CWE
CWE-476
Status published

Affected Products (7)

linux/linux_kernel < 6.1.47
linux/linux_kernel
linux/linux_kernel
linux/linux_kernel
linux/linux_kernel
linux/linux_kernel
linux/linux_kernel

Timeline

Published Sep 18, 2025
Tracked Since Feb 18, 2026