osv-2026-720
Vulnerability from osv_ossfuzz
Published
2026-05-13 00:02
Modified
2026-05-13 00:02
Summary
Heap-buffer-overflow in coap_persist_startup_lkd
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=511948388

Crash type: Heap-buffer-overflow READ 8
Crash state:
coap_persist_startup_lkd
persist_target.c
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "fixed_range": "64e2a65ad047e1f9429f4c0b7b838a50bda4b909:13139e7be9cdb19a3eca3e170ae49261730473f8",
        "introduced_range": "c99bf12801d845cb6543aea72c12c33ebc07720a:64e2a65ad047e1f9429f4c0b7b838a50bda4b909"
      },
      "ecosystem_specific": {
        "severity": "HIGH"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "libcoap",
        "purl": "pkg:generic/libcoap"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "2614649eccf9836355235ef8fab018f2f56669b8"
            },
            {
              "fixed": "13139e7be9cdb19a3eca3e170ae49261730473f8"
            }
          ],
          "repo": "https://github.com/obgm/libcoap.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=511948388\n\n```\nCrash type: Heap-buffer-overflow READ 8\nCrash state:\ncoap_persist_startup_lkd\npersist_target.c\n```\n",
  "id": "OSV-2026-720",
  "modified": "2026-05-13T00:02:09.009863Z",
  "published": "2026-05-13T00:02:09.009363Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=511948388"
    }
  ],
  "schema_version": "1.7.5",
  "summary": "Heap-buffer-overflow in coap_persist_startup_lkd"
}


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