{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-45013",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-09-29T15:50:07.552201Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-09-29T15:50:22.500Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/nvme/host/core.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "4101af98ab573554c4225e328d506fec2a74bc54",
              "status": "affected",
              "version": "3af755a46881c32fecaecfdeaf3a8f0a869deca5",
              "versionType": "git"
            },
            {
              "lessThan": "a54a93d0e3599b05856971734e15418ac551a14c",
              "status": "affected",
              "version": "3af755a46881c32fecaecfdeaf3a8f0a869deca5",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/nvme/host/core.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.7"
            },
            {
              "lessThan": "6.7",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.10.*",
              "status": "unaffected",
              "version": "6.10.7",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.11",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.10.7",
                  "versionStartIncluding": "6.7",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.11",
                  "versionStartIncluding": "6.7",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnvme: move stopping keep-alive into nvme_uninit_ctrl()\n\nCommit 4733b65d82bd (\"nvme: start keep-alive after admin queue setup\")\nmoves starting keep-alive from nvme_start_ctrl() into\nnvme_init_ctrl_finish(), but don\u0027t move stopping keep-alive into\nnvme_uninit_ctrl(), so keep-alive work can be started and keep pending\nafter failing to start controller, finally use-after-free is triggered if\nnvme host driver is unloaded.\n\nThis patch fixes kernel panic when running nvme/004 in case that connection\nfailure is triggered, by moving stopping keep-alive into nvme_uninit_ctrl().\n\nThis way is reasonable because keep-alive is now started in\nnvme_init_ctrl_finish()."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "scenarios": [
            {
              "lang": "en",
              "value": "AV:N - The affected code is the NVMe-over-Fabrics host driver (nvme-tcp/nvme-rdma), which is bound to the network stack and drives controller setup from responses supplied by a remote NVMe-oF target; a malicious, compromised, or spoofed target on the network fully controls whether setup fails after nvme_init_ctrl_finish() and when the keep-alive completion lands. NVMe/TCP has no mandatory authentication or encryption in typical deployments, so the attacker set extends to the network.\nAC:L - The remote target controls both sides of the interleaving \u2014 it chooses when to answer the keep-alive command and when to fail or stall the I/O-queue connect \u2014 and hosts retry connection setup automatically, giving unlimited attempts; the nvme-loop variant (loop.c:468-476, 573-618) has no race at all and leaks ka_work deterministically.\nPR:N - The attacker acts as the NVMe-oF target (or spoofs/MITMs the unauthenticated TCP connection) and needs no account, credentials, or privileges of any kind on the victim host. The vulnerable path runs during connection establishment, before any optional DH-HMAC-CHAP authentication is a factor.\nUI:N - Production NVMe-oF hosts connect automatically via nvmf-autoconnect at boot and via discovery-controller AEN-driven auto-connect (nvme-stas), so an attacker controlling the discovery/target endpoint can trigger repeated nvme_tcp_create_ctrl() attempts with no human action; the nvme-loop reset path (nvme_loop_reset_ctrl_work) is likewise entered automatically on controller error.\nS:U - The use-after-free occurs on kernel heap memory and is exploited within the kernel\u0027s own security authority; no VM, IOMMU, or sandbox boundary is crossed.\nC:H - The freed nvme_tcp_ctrl/nvme_loop_ctrl object can be reclaimed and re-sprayed by the attacker, and the stale timer/work dereference over that memory yields a controllable read and, once control flow is hijacked via work-\u003efunc, arbitrary kernel memory disclosure.\nI:H - The armed delayed_work lives inside the kfree()d controller, so timer expiry calls timer-\u003efunction and the worker calls work-\u003efunc from freed heap; reallocating that slab object gives the attacker a kernel function pointer under their control, i.e. arbitrary code execution and unrestricted modification of kernel state.\nA:H - Even without successful exploitation the stale delayed work fires on freed memory and reliably panics the kernel \u2014 this is exactly the reported crash from blktests nvme/004 \u2014 which is a complete denial of service on the storage host."
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-05T11:37:40.579Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/4101af98ab573554c4225e328d506fec2a74bc54"
        },
        {
          "url": "https://git.kernel.org/stable/c/a54a93d0e3599b05856971734e15418ac551a14c"
        }
      ],
      "title": "nvme: move stopping keep-alive into nvme_uninit_ctrl()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-45013",
    "datePublished": "2024-09-11T15:13:50.210Z",
    "dateReserved": "2024-08-21T05:34:56.681Z",
    "dateUpdated": "2026-08-05T11:37:40.579Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}