CVE-2023-23039

Published Feb 22, 2023

Last updated 2 years ago

Overview

Description: An issue was discovered in the Linux kernel through 6.2.0-rc2. drivers/tty/vcc.c has a race condition and resultant use-after-free if a physically proximate attacker removes a VCC device while calling open(), aka a race condition between vcc_open() and vcc_remove().
Source: cve@mitre.org
NVD status: Analyzed

Hype score: Not currently trending

Risk scores

CVSS 3.1

Type: Primary
Base score: 5.7
Impact score: 5.2
Exploitability score: 0.5
Vector string: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H
Severity: MEDIUM

Weaknesses

nvd@nist.gov: CWE-362

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "2538208F-B820-4423-9F94-E95AF713227F",
            "versionEndExcluding": "6.2.0"
          },
          {
            "criteria": "cpe:2.3:o:linux:linux_kernel:6.2.0:rc1:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "5283F553-3742-412C-8FBF-5C48E60E7F73"
          },
          {
            "criteria": "cpe:2.3:o:linux:linux_kernel:6.2.0:rc2:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "BDDE77B0-4959-484D-B7B5-815682FA0EA0"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

Overview

Social media

Risk scores

CVSS 3.1

Weaknesses

Configurations

References