USB: class: cdc-wdm: Fix CPU lockup caused by excessive log messages

{
  "id": "7bf5bf82260b67a7c7a4b9db214db30452016b1f668c5d1fd98cb876729b86b0",
  "url": "https://osv.dev/vulnerability/CVE-2024-40904",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "USB: class: cdc-wdm: Fix CPU lockup caused by excessive log messages",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: USB: class: cdc-wdm: Fix CPU lockup caused by excessive log messages The syzbot fuzzer found that the interrupt-URB completion callback in the cdc-wdm driver was taking too long, and the driver's immediate resubmission of interrupt URBs with -EPROTO status combined with the dummy-hcd emulation to cause a CPU lockup: cdc_wdm 1-1:1.0: nonzero urb status received: -71 cdc_wdm 1-1:1.0: wdm_int_callback - 0 bytes watchdog: BUG: soft lockup - CPU#0 stuck for 26s! [syz-executor782:6625] CPU#0 Utilization every 4s during lockup: #1: 98% system, 0% softirq, 3% hardirq, 0% idle #2: 98% system, 0% softirq, 3% hardirq, 0% idle #3: 98% system, 0% softirq, 3% hardirq, 0% idle #4: 98% system, 0% softirq, 3% hardirq, 0% idle #5: 98% system, 1% softirq, 3% hardirq, 0% idle Modules linked in: irq event stamp: 73096 hardirqs last enabled at (73095): [] console_emit_next_record kernel/printk/printk.c:2935 [inline] hardirqs last enabled at (73095): [] console_flush_all+0x650/0xb74 kernel/printk/printk.c:2994 hardirqs last disabled at (73096): [] __el1_irq arch/arm64/kernel/entry-common.c:533 [inline] hardirqs last disabled at (73096): [] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:551 softirqs last enabled at (73048): [] softirq_handle_end kernel/softirq.c:400 [inline] softirqs last enabled at (73048): [] handle_softirqs+0xa60/0xc34 kernel/softirq.c:582 softirqs last disabled at (73043): [] __do_softirq+0x14/0x20 ker",
    "evidence": "osv:CVE-2024-40904",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.19.317",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.4.279",
            "evidence": "/affected/1/ranges"
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          {
            "value": "5.10.221",
            "evidence": "/affected/1/ranges"
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            "value": "5.15.162",
            "evidence": "/affected/1/ranges"
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          {
            "value": "6.1.95",
            "evidence": "/affected/1/ranges"
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          {
            "value": "6.6.35",
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          {
            "value": "6.9.6",
            "evidence": "/affected/1/ranges"
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        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2024-40904",
      "aliases": [
        "CVE-2024-40904"
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      "affected": [
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          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-40904.json"
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        {
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          "package": {
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            "ecosystem": "Linux"
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      ],
      "modified": "2026-10-28T02:30:36.932486040Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/02a4c0499fc3a02e992b4c69a9809912af372d94",
        "https://git.kernel.org/stable/c/05b2cd6d33f700597e6f081b53c668a226a96d28",
        "https://git.kernel.org/stable/c/217d1f44fff560b3995a685a60aa66e55a7f0f56",
        "https://git.kernel.org/stable/c/22f00812862564b314784167a89f27b444f82a46",
        "https://git.kernel.org/stable/c/53250b54c92fe087fd4b0c48f85529efe1ebd879",
        "https://git.kernel.org/stable/c/72a3fe36cf9f0d030865e571f45a40f9c1e07e8a",
        "https://git.kernel.org/stable/c/82075aff7ffccb1e72b0ac8aa349e473624d857c",
        "https://git.kernel.org/stable/c/c0747d76eb05542b5d49f67069b64ef5ff732c6c",
        "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/40xxx/CVE-2024-40904.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-40904",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/40xxx/CVE-2024-40904.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2024-40904",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 504099,
  "published_at": "2024-07-12T12:20:45.173+00:00"
}