CVE-2023-53504

HIGH

Linux Kernel - Use After Free

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxt_re: Properly order ib_device_unalloc() to avoid UAF ib_dealloc_device() should be called only after device cleanup. Fix the dealloc sequence.

References (2)

[Patch] https://git.kernel.org/stable/c/5363fc488da579923edf6a2fdca3d3b651dd800b

[Patch] https://git.kernel.org/stable/c/c95863f6d970ef968e7c1f3c481f72a4b0734654

Scores

CVSS v3 7.8

EPSS 0.0002

EPSS Percentile 4.5%

Attack Vector LOCAL

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

Classification

CWE

CWE-416

Status published

Affected Products (6)

linux/linux_kernel < 6.4.11

linux/linux_kernel

Timeline

Published Oct 01, 2025

Tracked Since Feb 18, 2026