{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "6898d1c661d79f4707d8ba82991b2195822780ca"
            },
            {
              "fixed": "ca428e597f12b278bf158356e34641e6386cfa82"
            },
            {
              "fixed": "59d60e04afd012f07e996d2e34cb90a4ec6f5cff"
            },
            {
              "fixed": "2f946e7839f677fa14574b6babad14b37ae0bbbe"
            },
            {
              "fixed": "4be7810ba70291abb2f68cc6db0ae1b93ee9c76a"
            },
            {
              "fixed": "7babc25d8dd5b7642920fbc0737cfd1469e7025b"
            },
            {
              "fixed": "4664368b9bd9d5d79ebad24056b98c34b9fed20f"
            },
            {
              "fixed": "e37cdd75f8d61c1123d324ae5667ac3da562290e"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.6.0"
            },
            {
              "fixed": "5.15.221"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.188"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.157"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.110"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.52"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.2.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/93xxx/CVE-2026-93109.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/mlx5: Drain RCU callbacks during module teardown\n\ndevx_free_subscription() can remain queued after the last DevX event file\ndrops its module reference or an auxiliary driver detaches its devices.\nmlx5_ib can then unload before the callback runs.\n\nRegistration error unwind has the same risk because driver registration\ncan attach existing devices before failing. Wait after all drivers have\nstopped.",
  "id": "CVE-2026-93109",
  "modified": "2026-09-19T03:31:03.493547411Z",
  "published": "2026-09-17T16:11:19.135Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2f946e7839f677fa14574b6babad14b37ae0bbbe"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4664368b9bd9d5d79ebad24056b98c34b9fed20f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4be7810ba70291abb2f68cc6db0ae1b93ee9c76a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/59d60e04afd012f07e996d2e34cb90a4ec6f5cff"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7babc25d8dd5b7642920fbc0737cfd1469e7025b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ca428e597f12b278bf158356e34641e6386cfa82"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e37cdd75f8d61c1123d324ae5667ac3da562290e"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/93xxx/CVE-2026-93109.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-93109"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "RDMA/mlx5: Drain RCU callbacks during module teardown"
}