CVE-2018-12249

Source
https://nvd.nist.gov/vuln/detail/CVE-2018-12249
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-12249.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2018-12249
Downstream
Published
2018-06-12T14:29:00Z
Modified
2025-10-21T04:24:50.639008Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

An issue was discovered in mruby 1.4.1. There is a NULL pointer dereference in mrbclassreal because "class BasicObject" is not properly supported in class.c.

References

Affected packages

Git / github.com/mruby/mruby

Affected ranges

Type
GIT
Repo
https://github.com/mruby/mruby
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed

Affected versions

1.*

1.0.0
1.1.0
1.2.0
1.3.0
1.4.0
1.4.1

Database specific

vanir_signatures

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        "source": "https://github.com/mruby/mruby/commit/faa4eaf6803bd11669bc324b4c34e7162286bfa3",
        "target": {
            "file": "src/class.c"
        },
        "signature_version": "v1",
        "deprecated": false,
        "digest": {
            "line_hashes": [
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            ],
            "threshold": 0.9
        },
        "id": "CVE-2018-12249-77433845",
        "signature_type": "Line"
    },
    {
        "source": "https://github.com/mruby/mruby/commit/faa4eaf6803bd11669bc324b4c34e7162286bfa3",
        "target": {
            "function": "mrb_class_real",
            "file": "src/class.c"
        },
        "signature_version": "v1",
        "deprecated": false,
        "digest": {
            "function_hash": "252883612165395493998660936045010458921",
            "length": 193.0
        },
        "id": "CVE-2018-12249-b11698cf",
        "signature_type": "Function"
    }
]