CVE-2018-12247

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Source
https://nvd.nist.gov/vuln/detail/CVE-2018-12247
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-12247.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2018-12247
Downstream
Published
2018-06-12T14:29:00Z
Modified
2025-09-19T09:17:29.315500Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.0/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 mrbclass, related to certain .clone usage, because mrbobjclone in kernel.c copies flags other than the MRBFLAGISFROZEN flag (e.g., the embedded flag).

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
55edae0226409de25e59922807cb09acb45731a2

Affected versions

1.*

1.0.0
1.1.0
1.2.0
1.3.0
1.4.0
1.4.1

Database specific 

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            },
            "signature_version": "v1",
            "target": {
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            "deprecated": false,
            "signature_type": "Line",
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        },
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            "digest": {
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            "signature_version": "v1",
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            "signature_type": "Function",
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}