CVE-2023-53442
MEDIUMLinux kernel - Nullptr Dereference
Title source: llmDescription
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