cnvd - cnvd-2022-31852

cnvd-2022-31852

Vulnerability from cnvd

Title: mruby缓冲区溢出漏洞（CNVD-2022-31852）

Description:

mruby是一款Ruby语言的轻量级实现。

GitHub repository mruby/mruby 3.2之前版本存在安全漏洞，该漏洞源于mruby/mruby中的mrb_vm_exec存在堆缓冲区溢出。攻击者利用该漏洞执行任意代码。

Severity: 中

Patch Name: mruby缓冲区溢出漏洞（CNVD-2022-31852）的补丁

Patch Description:

mruby是一款Ruby语言的轻量级实现。

GitHub repository mruby/mruby 3.2之前版本存在安全漏洞，该漏洞源于mruby/mruby中的mrb_vm_exec存在堆缓冲区溢出。攻击者利用该漏洞执行任意代码。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description:

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://github.com/mruby/mruby/commit/b1d0296a937fe278239bdfac840a3fd0e93b3ee9

Reference: https://cxsecurity.com/cveshow/CVE-2022-1106/

Impacted products

Name
mruby mruby <=3.1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2022-1106"
    }
  },
  "description": "mruby\u662f\u4e00\u6b3eRuby\u8bed\u8a00\u7684\u8f7b\u91cf\u7ea7\u5b9e\u73b0\u3002\n\nGitHub repository mruby/mruby 3.2\u4e4b\u524d\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8emruby/mruby\u4e2d\u7684mrb_vm_exec\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u3002\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/mruby/mruby/commit/b1d0296a937fe278239bdfac840a3fd0e93b3ee9",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-31852",
  "openTime": "2022-04-24",
  "patchDescription": "mruby\u662f\u4e00\u6b3eRuby\u8bed\u8a00\u7684\u8f7b\u91cf\u7ea7\u5b9e\u73b0\u3002\r\n\r\nGitHub repository mruby/mruby 3.2\u4e4b\u524d\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8emruby/mruby\u4e2d\u7684mrb_vm_exec\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u3002\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "mruby\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2022-31852\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "mruby mruby \u003c=3.1"
  },
  "referenceLink": "https://cxsecurity.com/cveshow/CVE-2022-1106/",
  "serverity": "\u4e2d",
  "submitTime": "2022-03-29",
  "title": "mruby\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2022-31852\uff09"
}

CVE-2022-1106 (GCVE-0-2022-1106)

Vulnerability from cvelistv5

Published

2022-03-27 14:05

Modified

2024-08-02 23:55

Severity ?

7.2 (High) - CVSS:3.0/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H

CWE

CWE-416 - Use After Free

Summary

use after free in mrb_vm_exec in GitHub repository mruby/mruby prior to 3.2.

References

▼	URL	Tags
	https://huntr.dev/bounties/16b9d0ea-71ed-41bc-8a88-2deb4c20be8f	x_refsource_CONFIRM
	https://github.com/mruby/mruby/commit/7f5a490d09f4d56801ac3a3e4e39e03e1471b44c	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	mruby	mruby/mruby	Version: unspecified < 3.2

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-02T23:55:23.753Z",
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        "references": [
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              "x_transferred"
            ],
            "url": "https://huntr.dev/bounties/16b9d0ea-71ed-41bc-8a88-2deb4c20be8f"
          },
          {
            "tags": [
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            ],
            "url": "https://github.com/mruby/mruby/commit/7f5a490d09f4d56801ac3a3e4e39e03e1471b44c"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "product": "mruby/mruby",
          "vendor": "mruby",
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            "version": "3.0"
          }
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      "providerMetadata": {
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        }
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      "source": {
        "advisory": "16b9d0ea-71ed-41bc-8a88-2deb4c20be8f",
        "discovery": "EXTERNAL"
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      "title": "use after free in mrb_vm_exec in mruby/mruby",
      "x_legacyV4Record": {
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        },
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    "datePublished": "2022-03-27T14:05:10",
    "dateReserved": "2022-03-26T00:00:00",
    "dateUpdated": "2024-08-02T23:55:23.753Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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