{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "e0793de24a9f610bd8ce106f7033b3966e7fca0e"
            },
            {
              "fixed": "18afaff077b46655a8eb6fd7f6de1b81327be577"
            },
            {
              "fixed": "5d540e4508950c674d6feef1d95463d039bbf4f5"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.15.0"
            },
            {
              "fixed": "6.19.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43174.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nio_uring/zcrx: fix post open error handling\n\nClosing a queue doesn't guarantee that all associated page pools are\nterminated right away, let the refcounting do the work instead of\nreleasing the zcrx ctx directly.",
  "id": "CVE-2026-43174",
  "modified": "2026-07-15T01:49:18.410167624Z",
  "published": "2026-05-06T11:27:48.785Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/18afaff077b46655a8eb6fd7f6de1b81327be577"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5d540e4508950c674d6feef1d95463d039bbf4f5"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43174.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-43174"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.8.0",
  "summary": "io_uring/zcrx: fix post open error handling"
}