{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "ff6acd69518e0a84bd9c9b7f1bd4313f7076db97"
            },
            {
              "fixed": "b1e1b25723af44328524c7b54433e4bf0ab9930c"
            },
            {
              "fixed": "2982eaf3b9d2d953318c74cd6f1b7576ea6d7b1f"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.6.0"
            },
            {
              "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-2026-93104.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/rvt: Return NULL after port allocation failure\n\nrvt_alloc_device() deallocates the IB device when its port array cannot\nbe allocated but then returns the pointer to the released allocation.\nCallers treat any non-NULL value as valid and dereference it, resulting\nin a use-after-free.\n\nReturn NULL immediately after deallocation so callers can propagate the\nallocation failure.",
  "id": "CVE-2026-93104",
  "modified": "2026-09-19T03:31:02.985139385Z",
  "published": "2026-09-17T16:11:15.760Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2982eaf3b9d2d953318c74cd6f1b7576ea6d7b1f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b1e1b25723af44328524c7b54433e4bf0ab9930c"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/93xxx/CVE-2026-93104.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-93104"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "RDMA/rvt: Return NULL after port allocation failure"
}