CVE-2023-53206

MEDIUM EPSS 3.2%
Published Sep 15, 20259mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Sep 15, 2025 9mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: hwmon: (pmbus_core) Fix NULL pointer dereference Pass i2c_client to _pmbus_is_enabled to drop the assumption that a regulator device is passed in. This will fix the issue of a NULL pointer dereference when called from _pmbus_get_flags.

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
3.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 4

VendorProductVersionRange
linuxlinux_kernel*≥6.4  –  <6.4.8
linuxlinux_kernel6.5any
linuxlinux_kernel6.5any
linuxlinux_kernel6.5any

References 2

  • git.kernel.org https://git.kernel.org/stable/c/0bd66784274a287beada2933c2c0fa3a0ddae0d7
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7444253cacd92412bc8d33d1c9b5401f52cdf0e2
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/0bd66784274a287beada2933c2c0fa3a0ddae0d7
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7444253cacd92412bc8d33d1c9b5401f52cdf0e2
    Patch