{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "fixed": "2.0.8"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "002171bbcf4bc4728da56c1538afd9e9d814ecaf"
            },
            {
              "fixed": "1bbaa929b77113532785c408dd1b41cd0521ffc8"
            }
          ],
          "repo": "https://github.com/clusterlabs/libqb",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "log_blackbox.c in libqb before 2.0.8 allows a buffer overflow via long log messages because the header size is not considered.",
  "id": "CVE-2023-39976",
  "modified": "2026-03-13T21:50:21.301627175Z",
  "published": "2023-08-08T06:15:46.590Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/ClusterLabs/libqb/compare/v2.0.7...v2.0.8"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KECNF7LFBPE57XSBT6EM7ACVMIBP63WH/"
    },
    {
      "type": "FIX",
      "url": "https://github.com/ClusterLabs/libqb/commit/1bbaa929b77113532785c408dd1b41cd0521ffc8"
    },
    {
      "type": "FIX",
      "url": "https://github.com/ClusterLabs/libqb/pull/490"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}