github - ghsa-7w9j-h3hj-wc9g

ghsa-7w9j-h3hj-wc9g

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

The init_copy function in kernel.c in mruby 1.4.1 makes initialize_copy calls for TT_ICLASS objects, which allows attackers to cause a denial of service (mrb_hash_keys uninitialized pointer and application crash) or possibly have unspecified other impact.

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  "affected": [],
  "aliases": [
    "CVE-2018-11743"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-824"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-06-05T13:29:00Z",
    "severity": "CRITICAL"
  },
  "details": "The init_copy function in kernel.c in mruby 1.4.1 makes initialize_copy calls for TT_ICLASS objects, which allows attackers to cause a denial of service (mrb_hash_keys uninitialized pointer and application crash) or possibly have unspecified other impact.",
  "id": "GHSA-7w9j-h3hj-wc9g",
  "modified": "2022-05-07T00:01:26Z",
  "published": "2022-05-07T00:01:26Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-11743"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mruby/mruby/issues/4027"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mruby/mruby/commit/b64ce17852b180dfeea81cf458660be41a78974d"
    },
    {
      "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-2018-11743 (GCVE-0-2018-11743)

Vulnerability from cvelistv5

Published

2018-06-05 13:00

Modified

2024-08-05 08:17

Severity ?

CWE

n/a

Summary

The init_copy function in kernel.c in mruby 1.4.1 makes initialize_copy calls for TT_ICLASS objects, which allows attackers to cause a denial of service (mrb_hash_keys uninitialized pointer and application crash) or possibly have unspecified other impact.

References

►

URL

Tags

	https://github.com/mruby/mruby/commit/b64ce17852b180dfeea81cf458660be41a78974d	x_refsource_MISC
	https://github.com/mruby/mruby/issues/4027	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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