CVE-2023-53540

MEDIUM EPSS 3.8%
Published Oct 4, 20258mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Oct 4, 2025 8mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: reject auth/assoc to AP with our address If the AP uses our own address as its MLD address or BSSID, then clearly something's wrong. Reject such connections so we don't try and fail later.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
3.8% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 2

VendorProductVersionRange
linuxlinux_kernel*≥2.6.32  –  <6.1.55
linuxlinux_kernel*≥6.2  –  <6.5.5

References 3

  • git.kernel.org https://git.kernel.org/stable/c/07added2c6cd63de047bc786b39436322abb67c0
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5d4e04bf3a0f098bd9033de3a5291810fa14c7a6
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/676a423410131d111a264d29aecbe6aadd57fb22
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/07added2c6cd63de047bc786b39436322abb67c0
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5d4e04bf3a0f098bd9033de3a5291810fa14c7a6
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/676a423410131d111a264d29aecbe6aadd57fb22
    Patch