CVE-2026-64144 (GCVE-0-2026-64144)

Vulnerability from cvelistv5 – Published: 2026-07-19 15:40 – Updated: 2026-07-19 15:40
VLAI
Title
Bluetooth: btmtk: fix urb->setup_packet leak in error paths
Summary
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btmtk: fix urb->setup_packet leak in error paths The setup_packet of control urb is not freed if usb_submit_urb fails or the submitted urb is killed. Add free in these two paths.
Severity
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: a1c49c434e15050b5dafe3b6f5cc732d4f02d657 , < 2a1905730e0c771b999906a7b509722f795563c6 (git)
Affected: a1c49c434e15050b5dafe3b6f5cc732d4f02d657 , < 68c027c2003b0a8a1439d0301c59c6fd1eb3b844 (git)
Affected: a1c49c434e15050b5dafe3b6f5cc732d4f02d657 , < a0f5268c77eb73f84ba7c210ddfc54b1c73ff80c (git)
Affected: a1c49c434e15050b5dafe3b6f5cc732d4f02d657 , < 0d2572bafea33c7cd1d77c6a25f25ff31a432482 (git)
Affected: a1c49c434e15050b5dafe3b6f5cc732d4f02d657 , < dd1dda6b8d6e1f4376a5b3055a04f0ecbdb4d6bd (git)
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Linux Linux Affected: 5.3
Unaffected: 0 , < 5.3 (semver)
Unaffected: 6.6.142 , ≤ 6.6.* (semver)
Unaffected: 6.12.92 , ≤ 6.12.* (semver)
Unaffected: 6.18.34 , ≤ 6.18.* (semver)
Unaffected: 7.0.11 , ≤ 7.0.* (semver)
Unaffected: 7.1 , ≤ * (original_commit_for_fix)
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{
  "containers": {
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        {
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          "product": "Linux",
          "programFiles": [
            "drivers/bluetooth/btmtk.c"
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      ],
      "cpeApplicability": [
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              ],
              "negate": false,
              "operator": "OR"
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btmtk: fix urb-\u003esetup_packet leak in error paths\n\nThe setup_packet of control urb is not freed if usb_submit_urb fails or\nthe submitted urb is killed. Add free in these two paths."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-19T15:40:36.041Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
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          "url": "https://git.kernel.org/stable/c/2a1905730e0c771b999906a7b509722f795563c6"
        },
        {
          "url": "https://git.kernel.org/stable/c/68c027c2003b0a8a1439d0301c59c6fd1eb3b844"
        },
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          "url": "https://git.kernel.org/stable/c/dd1dda6b8d6e1f4376a5b3055a04f0ecbdb4d6bd"
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      ],
      "title": "Bluetooth: btmtk: fix urb-\u003esetup_packet leak in error paths",
      "x_generator": {
        "engine": "bippy-1.2.0"
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  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-64144",
    "datePublished": "2026-07-19T15:40:36.041Z",
    "dateReserved": "2026-07-19T07:54:57.037Z",
    "dateUpdated": "2026-07-19T15:40:36.041Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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      "epss": "0.00175",
      "percentile": "0.07264"
    },
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    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2026-07-21T09:08:00+00:00",
      "cve": "CVE-2026-64144",
      "id": "CVE-2026-64144",
      "initial_release_date": "2026-07-19T00:00:00+00:00",
      "product_status:known_affected": "232",
      "product_status:known_not_affected": "42",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: Bluetooth: btmtk: fix urb-\u003esetup_packet leak in error paths",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-64144.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.