CVE-2022-1201 NULL Pointer Dereference in mrb_vm_exec with super in mruby/mruby

2022-04-0207:45:34

CWE-476

@huntrdev

www.cve.org

vulnerability

mruby interpreter crash

availability

CVSS3

7.1

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

EPSS

Percentile

12.8%

JSON

NULL Pointer Dereference in mrb_vm_exec with super in GitHub repository mruby/mruby prior to 3.2. This vulnerability is capable of making the mruby interpreter crash, thus affecting the availability of the system.

CNA Affected

[
  {
    "product": "mruby/mruby",
    "vendor": "mruby",
    "versions": [
      {
        "lessThan": "3.2",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]