CVE-2025-13397

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Source
https://cve.org/CVERecord?id=CVE-2025-13397
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-13397.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-13397
Published
2025-11-19T16:15:47.347Z
Modified
2026-04-12T13:38:15.003585Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

A security vulnerability has been detected in mrubyc up to 3.4. This impacts the function mrbcrawrealloc of the file src/alloc.c. Such manipulation of the argument ptr leads to null pointer dereference. An attack has to be approached locally. The name of the patch is 009111904807b8567262036bf45297c3da8f1c87. It is advisable to implement a patch to correct this issue.

References

Affected packages

Git / github.com/mrubyc/mrubyc

Affected ranges

Type
GIT
Repo
https://github.com/mrubyc/mrubyc
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
5d8147f5e8b621c59ca4aa56d846d1d114f0fc8a
Fixed
009111904807b8567262036bf45297c3da8f1c87
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "3.4"
        }
    ]
}

Affected versions

Other
beta3
beta4
release1.*
release1.0
release1.1
release1.1RC2
release1.2
release2.*
release2.0
release2.1
release3.*
release3.1
release3.2
release3.2-beta1
release3.2-rc1
release3.3
release3.3.1
release3.4

Database specific

vanir_signatures 
[
    {
        "digest": {
            "length": 1160.0,
            "function_hash": "79142215126855726851561168407461939967"
        },
        "target": {
            "file": "src/alloc.c",
            "function": "mrbc_raw_realloc"
        },
        "id": "CVE-2025-13397-c074f359",
        "signature_version": "v1",
        "deprecated": false,
        "signature_type": "Function",
        "source": "https://github.com/mrubyc/mrubyc/commit/009111904807b8567262036bf45297c3da8f1c87"
    },
    {
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "252907259741965015429048688671865759136",
                "31793476453168332436203216682406175085",
                "96407396698854802965844241235553744214",
                "156002919658214048247621089207244992631",
                "12677554200944974588762101313805173149"
            ]
        },
        "target": {
            "file": "src/alloc.c"
        },
        "id": "CVE-2025-13397-c8069b31",
        "signature_version": "v1",
        "deprecated": false,
        "signature_type": "Line",
        "source": "https://github.com/mrubyc/mrubyc/commit/009111904807b8567262036bf45297c3da8f1c87"
    }
]
vanir_signatures_modified 
"2026-04-12T13:38:15Z"
source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-13397.json"