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osv-2026-655
Vulnerability from osv_ossfuzz
Published
2026-04-30 00:17
Modified
2026-09-05 14:33
Summary
Heap-buffer-overflow in lj_record_idx
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=507646002

Crash type: Heap-buffer-overflow WRITE 8
Crash state:
lj_record_idx
lj_record_ins
trace_state
References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "introduced_range": "83e12796838a74739ba35c740b0e21a442796ec7:dc969d16f6467569f4aa9dc124a31f023b803c22"
      },
      "ecosystem_specific": {
        "severity": "HIGH"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "tarantool",
        "purl": "pkg:generic/tarantool"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "41846ade3585477c8297f06c9fbc4d1e6c16fb83"
            }
          ],
          "repo": "https://github.com/tarantool/tarantool",
          "type": "GIT"
        }
      ],
      "versions": [
        "3.7.0",
        "3.7.1",
        "3.7.1-entrypoint",
        "3.7.2-entrypoint",
        "3.8.0",
        "3.8.0-entrypoint",
        "3.8.1-entrypoint",
        "3.9.0-entrypoint",
        "3.8.1"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=507646002\n\n```\nCrash type: Heap-buffer-overflow WRITE 8\nCrash state:\nlj_record_idx\nlj_record_ins\ntrace_state\n```\n",
  "id": "OSV-2026-655",
  "modified": "2026-09-05T14:33:57.779371Z",
  "published": "2026-04-30T00:17:44.999830Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=507646002"
    }
  ],
  "schema_version": "1.7.5",
  "summary": "Heap-buffer-overflow in lj_record_idx"
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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