{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "4ed131d0bb1597ce12fff22d9d7fc9720a6e8cf0"
            },
            {
              "fixed": "80f1f49f53a42733e60c90e0ec545e647969214d"
            },
            {
              "fixed": "aabfc845838ef453f1d22d7665596f9cc48be7dd"
            },
            {
              "fixed": "6f83de384ca582fa87b4c2b0d03bd1ed3bf9a2ee"
            },
            {
              "fixed": "d3ff718c0c7153e2641e6a09507bace14fc5c402"
            },
            {
              "fixed": "ef369446f62903ea079e8a7954b5bf8bb8300fe3"
            },
            {
              "fixed": "449ae7927152e46acbe5f19f97eafdae6d3a96b1"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.16.0"
            },
            {
              "fixed": "6.1.178"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.145"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.97"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.40"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.1.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74296.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/mlx5: Release the HW‑provided UAR index rather than the SW one\n\nFree the UAR index returned by the hardware.",
  "id": "CVE-2026-74296",
  "modified": "2026-08-18T03:30:52.042150065Z",
  "published": "2026-08-15T05:58:00.758Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/449ae7927152e46acbe5f19f97eafdae6d3a96b1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6f83de384ca582fa87b4c2b0d03bd1ed3bf9a2ee"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/80f1f49f53a42733e60c90e0ec545e647969214d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/aabfc845838ef453f1d22d7665596f9cc48be7dd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d3ff718c0c7153e2641e6a09507bace14fc5c402"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ef369446f62903ea079e8a7954b5bf8bb8300fe3"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74296.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-74296"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "RDMA/mlx5: Release the HW‑provided UAR index rather than the SW one"
}