CVE-2022-2320

Published Sep 1, 2022

Last updated 9 months ago

Overview

Description: A flaw was found in the Xorg-x11-server. The specific flaw exists within the handling of ProcXkbSetDeviceInfo requests. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated buffer. This flaw allows an attacker to escalate privileges and execute arbitrary code in the context of root.
Source: secalert@redhat.com
NVD status: Analyzed

Risk scores

CVSS 3.1

Type: Primary
Base score: 7.8
Impact score: 5.9
Exploitability score: 1.8
Vector string: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity: HIGH

Weaknesses

secalert@redhat.com: CWE-787
nvd@nist.gov: CWE-787

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:x.org:xorg-server:21.1.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "6EC28ACF-0355-4ACC-BA11-BAE5CBD03C1B"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References