CVE-2026-43423 (GCVE-0-2026-43423)

Vulnerability from cvelistv5 – Published: 2026-05-08 14:21 – Updated: 2026-06-17 18:25
VLAI

This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.

Show details on NVD website

{
  "containers": {
    "cna": {
      "providerMetadata": {
        "dateUpdated": "2026-06-17T18:25:34.243Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "rejectedReasons": [
        {
          "lang": "en",
          "value": "This CVE ID has been rejected or withdrawn by its CVE Numbering Authority."
        }
      ],
      "x_generator": {
        "engine": "cvelib 1.8.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-43423",
    "datePublished": "2026-05-08T14:21:57.683Z",
    "dateRejected": "2026-06-17T18:25:34.243Z",
    "dateReserved": "2026-05-01T14:12:56.008Z",
    "dateUpdated": "2026-06-17T18:25:34.243Z",
    "state": "REJECTED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-43423",
      "date": "2026-06-17",
      "epss": "0.00091",
      "percentile": "0.00624"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-43423\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2026-05-08T15:16:54.390\",\"lastModified\":\"2026-05-12T14:10:27.343\",\"vulnStatus\":\"Undergoing Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nusb: gadget: f_ncm: Fix atomic context locking issue\\n\\nThe ncm_set_alt function was holding a mutex to protect against races\\nwith configfs, which invokes the might-sleep function inside an atomic\\ncontext.\\n\\nRemove the struct net_device pointer from the f_ncm_opts structure to\\neliminate the contention. The connection state is now managed by a new\\nboolean flag to preserve the use-after-free fix from\\ncommit 6334b8e4553c (\\\"usb: gadget: f_ncm: Fix UAF ncm object at re-bind\\nafter usb ep transport error\\\").\\n\\nBUG: sleeping function called from invalid context\\nCall Trace:\\n dump_stack_lvl+0x83/0xc0\\n dump_stack+0x14/0x16\\n __might_resched+0x389/0x4c0\\n __might_sleep+0x8e/0x100\\n ...\\n __mutex_lock+0x6f/0x1740\\n ...\\n ncm_set_alt+0x209/0xa40\\n set_config+0x6b6/0xb40\\n composite_setup+0x734/0x2b40\\n ...\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0d6c8144ca4d93253de952a5ea0028c19ed7ab68\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/e533a44fb1b337d14f772585b67328bee2e0b5e3\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/e95120b4b95ef1c16d8e94e201ae89f5e59e2612\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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