CVE-2023-53504

HIGH EPSS 4.0%
Published Oct 1, 20259mo ago · Modified Jun 17, 20261w ago
7.8 CVSS 3.1
High
Find Similar
Published Oct 1, 2025 9mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
4.0% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-416 Use After Free Memory Safety

Affected Products 6

VendorProductVersionRange
linuxlinux_kernel*≥6.3  –  <6.4.11
linuxlinux_kernel6.5any
linuxlinux_kernel6.5any
linuxlinux_kernel6.5any
linuxlinux_kernel6.5any
linuxlinux_kernel6.5any

References 2

  • git.kernel.org https://git.kernel.org/stable/c/5363fc488da579923edf6a2fdca3d3b651dd800b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c95863f6d970ef968e7c1f3c481f72a4b0734654
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/5363fc488da579923edf6a2fdca3d3b651dd800b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c95863f6d970ef968e7c1f3c481f72a4b0734654
    Patch