{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:psutil_project:psutil:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "5.6.5"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "b17eda56735b1e93a907355b4436f118d1333a37"
            }
          ],
          "repo": "https://github.com/giampaolo/psutil",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {},
  "details": "psutil (aka python-psutil) through 5.6.5 can have a double free. This occurs because of refcount mishandling within a while or for loop that converts system data into a Python object.",
  "id": "CVE-2019-18874",
  "modified": "2026-07-08T05:39:26.043703977Z",
  "published": "2019-11-12T02:15:10.343Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2019/11/msg00018.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2P7QI7MOTZTFXQYU23CP3RAWXCERMOAS/"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OLETTJYZL2SMBUI4Q2NGBMGPDPP54SRG/"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4204-1/"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/giampaolo/psutil/pull/1616"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}