CVE-2026-53166 (GCVE-0-2026-53166)

Vulnerability from cvelistv5 – Published: 2026-06-25 08:38 – Updated: 2026-07-10 11:57
VLAI

This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.

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{
  "containers": {
    "cna": {
      "providerMetadata": {
        "dateUpdated": "2026-07-10T11:57:35.720Z",
        "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          "value": "This CVE ID has been rejected or withdrawn by its CVE Numbering Authority."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-2026-53166",
    "datePublished": "2026-06-25T08:38:46.089Z",
    "dateRejected": "2026-07-10T11:57:35.720Z",
    "dateReserved": "2026-06-09T07:44:35.389Z",
    "dateUpdated": "2026-07-10T11:57:35.720Z",
    "state": "REJECTED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-53166",
      "date": "2026-07-10",
      "epss": "0.00126",
      "percentile": "0.02673"
    },
    "microsoft_vex": {
      "current_release_date": "2026-06-28T01:43:09.000Z",
      "cve": "CVE-2026-53166",
      "id": "msrc_CVE-2026-53166",
      "initial_release_date": "2026-06-02T00:00:00.000Z",
      "product_status:known_affected": "2",
      "source": "Microsoft CSAF VEX",
      "status": "final",
      "title": "futex/requeue: Prevent NULL pointer dereference in remove_waiter() on self-deadlock",
      "url": "https://msrc.microsoft.com/csaf/vex/2026/msrc_cve-2026-53166.json",
      "version": "2"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-53166\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2026-06-25T09:16:33.983\",\"lastModified\":\"2026-07-10T12:17:10.343\",\"vulnStatus\":\"Rejected\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.\"}],\"metrics\":{},\"references\":[]}}",
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-07-16T00:17:59+00:00",
      "cve": "CVE-2026-53166",
      "id": "CVE-2026-53166",
      "initial_release_date": "2026-06-25T00:00:00+00:00",
      "product_status:fixed": "1415",
      "product_status:known_affected": "50",
      "product_status:known_not_affected": "14",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: futex/requeue: Prevent NULL pointer dereference in remove_waiter() on self-deadlock",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-53166.json",
      "version": "3"
    }
  }
}



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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

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.