{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "439a98b972fbb1991819b5367f482cd4161ba39c"
            },
            {
              "fixed": "f1ae403324311e143ef20e53cf9a5f01e312f7c9"
            },
            {
              "fixed": "ef075c1464ac9047e2cf7d23cb020bfd0b8e4b60"
            },
            {
              "fixed": "a983aae397767e9da931128ff2b5bf9066513ce3"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.18.0"
            },
            {
              "fixed": "6.18.16"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "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-2026-43224.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nio_uring/zcrx: fix sgtable leak on mapping failures\n\nIn an unlikely case when io_populate_area_dma() fails, which could only\nhappen on a PAGE_POOL_32BIT_ARCH_WITH_64BIT_DMA machine,\nio_zcrx_map_area() will have an initialised and not freed table. It was\nsupposed to be cleaned up in the error path, but !is_mapped prevents\nthat.",
  "id": "CVE-2026-43224",
  "modified": "2026-07-15T01:48:54.057293595Z",
  "published": "2026-05-06T11:28:23.620Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a983aae397767e9da931128ff2b5bf9066513ce3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ef075c1464ac9047e2cf7d23cb020bfd0b8e4b60"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f1ae403324311e143ef20e53cf9a5f01e312f7c9"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43224.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-43224"
    },
    {
      "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 sgtable leak on mapping failures"
}