CVE-2023-2166

2023-04-1923:15:07

CWE-476

[email protected]

web.nvd.nist.gov

267

cve-2023-2166

linux

can protocol

null pointer dereference

denial of service

nvd

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5.7 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

A null pointer dereference issue was found in can protocol in net/can/af_can.c in the Linux before Linux. ml_priv may not be initialized in the receive path of CAN frames. A local user could use this flaw to crash the system or potentially cause a denial of service.

Affected configurations

Vulners

NVD

Node

linuxlinuxRange≤6.1

VendorProductVersionCPE
linuxlinux*cpe:2.3:o:linux:linux:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
linux	linux	*	cpe:2.3:o:linux:linux::::::::

CNA Affected

[
  {
    "vendor": "n/a",
    "product": "Linux",
    "versions": [
      {
        "version": "Linux Kernel version prior to Kernel 6.1 RC9",
        "status": "affected"
      }
    ]
  }
]