{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:eclipse:omr:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0.1.0"
              },
              {
                "last_affected": "0.10.0"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "20db4fbc1ea570fd806783a97b16831f4f719eed"
            },
            {
              "last_affected": "794bef0a2464f65521c87962362f996f1631fd07"
            }
          ],
          "repo": "https://github.com/eclipse-omr/omr",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "eclipse",
    "cwe_ids": [
      "CWE-125"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/16xxx/CVE-2026-16243.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "introduced": "0.1"
          },
          {
            "fixed": "0.11"
          }
        ],
        "source": "AFFECTED_FIELD"
      }
    ]
  },
  "details": "In Eclipse OMR versions up to 0.11, the arraycmp SIMD implementation for Z and P does not check if the number of bytes to compare is zero.",
  "id": "CVE-2026-16243",
  "modified": "2026-08-13T03:51:58.336972683Z",
  "published": "2026-07-21T17:46:25.674Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://gitlab.eclipse.org/security/cve-assignment/-/work_items/195"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/16xxx/CVE-2026-16243.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-16243"
    },
    {
      "type": "FIX",
      "url": "https://github.com/eclipse-omr/omr/pull/8348"
    },
    {
      "type": "FIX",
      "url": "https://github.com/eclipse-omr/omr/pull/8349"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Eclipse OMR : arraycmp SIMD implementation does not check if the number of bytes to compare is zero"
}