GHSA-FMMQ-J7PQ-F85C

Vulnerability from github – Published: 2022-05-17 04:17 – Updated: 2023-08-29 20:33
VLAI?
Summary
JRuby denial of service via Hash Collision
Details

JRuby computes hash values without properly restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table, as demonstrated by a universal multicollision attack against the MurmurHash2 algorithm, a different vulnerability than CVE-2011-4838.

Show details on source website

{
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.jruby:jruby-parent"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.7.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2012-5370"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2023-08-29T20:33:46Z",
    "nvd_published_at": "2012-11-28T13:03:00Z",
    "severity": "MODERATE"
  },
  "details": "JRuby computes hash values without properly restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table, as demonstrated by a universal multicollision attack against the MurmurHash2 algorithm, a different vulnerability than CVE-2011-4838.",
  "id": "GHSA-fmmq-j7pq-f85c",
  "modified": "2023-08-29T20:33:46Z",
  "published": "2022-05-17T04:17:07Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2012-5370"
    },
    {
      "type": "WEB",
      "url": "https://github.com/jruby/jruby/commit/5e4aab28b26fd127112b76fabfac9a33b64caf77"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=880671"
    },
    {
      "type": "WEB",
      "url": "http://jruby.org/2012/12/03/jruby-1-7-1"
    },
    {
      "type": "WEB",
      "url": "http://rhn.redhat.com/errata/RHSA-2013-0533.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [],
  "summary": "JRuby denial of service via Hash Collision"
}


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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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