CVE-2023-21400

2023-07-1300:15:24

CWE-667

[email protected]

web.nvd.nist.gov

241

cve-2023-21400

kernel memory corruption

improper locking

local escalation of privilege

system execution privileges

6.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.9 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.2%

JSON

In multiple functions of io_uring.c, there is a possible kernel memory corruption due to improper locking. This could lead to local escalation of privilege in the kernel with System execution privileges needed. User interaction is not needed for exploitation.

Affected configurations

NVD

Node

googleandroidMatch-

Node

debiandebian_linuxMatch10.0

debiandebian_linuxMatch11.0

CPENameOperatorVersion
google:androidgoogle androideq-

CPE	Name	Operator	Version
google:android	google android	eq	-

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Android",
    "vendor": "Google",
    "versions": [
      {
        "status": "affected",
        "version": "Android kernel"
      }
    ]
  }
]