CVE-2023-53657

MEDIUM

Linux Kernel 5.16-6.1.54 6.1.55-6.1.* 6.5.5-6.5.* >=6.6 - NULL Pointer Dereference in Switchdev Configuration

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: ice: Don't tx before switchdev is fully configured There is possibility that ice_eswitch_port_start_xmit might be called while some resources are still not allocated which might cause NULL pointer dereference. Fix this by checking if switchdev configuration was finished.

References (3)

Core 3

Core References

Patch

https://git.kernel.org/stable/c/5760a72b3060150b587eff3e879648c7470efddd

Patch

https://git.kernel.org/stable/c/63ff5a94649837d980e3b9ef535c793ec8cb0ca7

Patch

https://git.kernel.org/stable/c/7aa529a69e92b9aff585e569d5003f7c15d8d60b

Scores

CVSS v3 5.5

EPSS 0.0014

EPSS Percentile 3.7%

Attack Vector LOCAL

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

Details

CWE

CWE-476

Status published

Products (9)

Linux/Linux < 5.16

Linux/Linux 5.16

Linux/Linux 6.1.55 - 6.1.*

Linux/Linux 6.5.5 - 6.5.*

Linux/Linux 6.6

Linux/Linux f5396b8a663f7a78ee5b75a47ee524b40795b265 - 5760a72b3060150b587eff3e879648c7470efddd

Linux/Linux f5396b8a663f7a78ee5b75a47ee524b40795b265 - 63ff5a94649837d980e3b9ef535c793ec8cb0ca7

Linux/Linux f5396b8a663f7a78ee5b75a47ee524b40795b265 - 7aa529a69e92b9aff585e569d5003f7c15d8d60b

linux/linux_kernel 5.16 - 6.1.55

Published Oct 07, 2025

Tracked Since Feb 18, 2026