github - ghsa-444w-xm89-r2p5

ghsa-444w-xm89-r2p5

Vulnerability from github

Published

2022-05-07 00:01

Modified

2022-05-07 00:01

Severity ?

9.8 (Critical) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

In versions of mruby up to and including 1.4.0, an integer overflow exists in src/vm.c::mrb_vm_exec() when handling OP_GETUPVAR in the presence of deep scope nesting, resulting in a use-after-free. An attacker that can cause Ruby code to be run can use this to possibly execute arbitrary code.

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{
  "affected": [],
  "aliases": [
    "CVE-2018-10191"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-190"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-04-17T21:29:00Z",
    "severity": "CRITICAL"
  },
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  "id": "GHSA-444w-xm89-r2p5",
  "modified": "2022-05-07T00:01:25Z",
  "published": "2022-05-07T00:01:25Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-10191"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mruby/mruby/issues/3995"
    },
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      "type": "WEB",
      "url": "https://github.com/mruby/mruby/commit/1905091634a6a2925c911484434448e568330626"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2022/05/msg00006.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2018-10191 (GCVE-0-2018-10191)

Vulnerability from cvelistv5

Published

2018-04-17 21:00

Modified

2024-08-05 07:32

Severity ?

CWE

n/a

Summary

In versions of mruby up to and including 1.4.0, an integer overflow exists in src/vm.c::mrb_vm_exec() when handling OP_GETUPVAR in the presence of deep scope nesting, resulting in a use-after-free. An attacker that can cause Ruby code to be run can use this to possibly execute arbitrary code.

References

►

URL

Tags

	https://github.com/mruby/mruby/issues/3995	x_refsource_MISC
	https://github.com/mruby/mruby/commit/1905091634a6a2925c911484434448e568330626	x_refsource_MISC
	https://lists.debian.org/debian-lts-announce/2022/05/msg00006.html	mailing-list, x_refsource_MLIST

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

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