Vulnerability-Lookup

GHSA-H76X-2H2R-8JW4

Vulnerability from github – Published: 2026-07-25 12:31 – Updated: 2026-07-25 12:31

Details

In the Linux kernel, the following vulnerability has been resolved:

Bluetooth: btusb: fix use-after-free on registration failure

Make sure to release the sibling interfaces in case controller registration fails to avoid use-after-free and double-free when they are eventually disconnected.

This issue was reported by Sashiko while reviewing a fix for a wakeup source leak in the btusb probe errors paths.

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{
  "affected": [],
  "aliases": [
    "CVE-2026-64471"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-07-25T10:17:32Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btusb: fix use-after-free on registration failure\n\nMake sure to release the sibling interfaces in case controller\nregistration fails to avoid use-after-free and double-free when they are\neventually disconnected.\n\nThis issue was reported by Sashiko while reviewing a fix for a wakeup\nsource leak in the btusb probe errors paths.",
  "id": "GHSA-h76x-2h2r-8jw4",
  "modified": "2026-07-25T12:31:37Z",
  "published": "2026-07-25T12:31:37Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-64471"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/14e02f1449ba425a44dedbec9a21efafb056e09f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1ce5012944afaddbda939ec6bae9800fce84abbc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/468fcdfaeb937163dd250773a9fed17ab1fa203c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8db0ce3de78367f61c2970c0f16d9adee8830a23"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/da7d7758fe884b256ddc9fef562e5ddef7952383"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e09ac7d0c6859a360bf36e7104aef03f88184e0b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e6313b800da61a26c2fdd5eba0105e197c0ab3bc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/eedc6867ebad73edbfaf9a0a65fbef7115cc4753"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-64471 (GCVE-0-2026-64471)

Vulnerability from cvelistv5 – Published: 2026-07-25 08:51 – Updated: 2026-07-25 08:51

Title

Bluetooth: btusb: fix use-after-free on registration failure

Summary

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btusb: fix use-after-free on registration failure Make sure to release the sibling interfaces in case controller registration fails to avoid use-after-free and double-free when they are eventually disconnected. This issue was reported by Sashiko while reviewing a fix for a wakeup source leak in the btusb probe errors paths.

Severity

No CVSS data available.

Assigner

Linux

References

8 references

URL	Tags
https://git.kernel.org/stable/c/e09ac7d0c6859a360…
https://git.kernel.org/stable/c/468fcdfaeb937163d…
https://git.kernel.org/stable/c/1ce5012944afaddbd…
https://git.kernel.org/stable/c/e6313b800da61a26c…
https://git.kernel.org/stable/c/14e02f1449ba425a4…
https://git.kernel.org/stable/c/8db0ce3de78367f61…
https://git.kernel.org/stable/c/da7d7758fe884b256…
https://git.kernel.org/stable/c/eedc6867ebad73edb…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 9bfa35fe422c74882e27cc54450a5f76c96aad68 , < e09ac7d0c6859a360bf36e7104aef03f88184e0b (git) Affected: 9bfa35fe422c74882e27cc54450a5f76c96aad68 , < 468fcdfaeb937163dd250773a9fed17ab1fa203c (git) Affected: 9bfa35fe422c74882e27cc54450a5f76c96aad68 , < 1ce5012944afaddbda939ec6bae9800fce84abbc (git) Affected: 9bfa35fe422c74882e27cc54450a5f76c96aad68 , < e6313b800da61a26c2fdd5eba0105e197c0ab3bc (git) Affected: 9bfa35fe422c74882e27cc54450a5f76c96aad68 , < 14e02f1449ba425a44dedbec9a21efafb056e09f (git) Affected: 9bfa35fe422c74882e27cc54450a5f76c96aad68 , < 8db0ce3de78367f61c2970c0f16d9adee8830a23 (git) Affected: 9bfa35fe422c74882e27cc54450a5f76c96aad68 , < da7d7758fe884b256ddc9fef562e5ddef7952383 (git) Affected: 9bfa35fe422c74882e27cc54450a5f76c96aad68 , < eedc6867ebad73edbfaf9a0a65fbef7115cc4753 (git)
Linux	Linux	Affected: 2.6.27 Unaffected: 0 , < 2.6.27 (semver) Unaffected: 5.10.261 , ≤ 5.10.* (semver) Unaffected: 5.15.212 , ≤ 5.15.* (semver) Unaffected: 6.1.178 , ≤ 6.1.* (semver) Unaffected: 6.6.145 , ≤ 6.6.* (semver) Unaffected: 6.12.96 , ≤ 6.12.* (semver) Unaffected: 6.18.39 , ≤ 6.18.* (semver) Unaffected: 7.1.4 , ≤ 7.1.* (semver) Unaffected: 7.2-rc1 , ≤ * (original_commit_for_fix)

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{
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        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/bluetooth/btusb.c"
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          "vendor": "Linux",
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              "status": "unaffected",
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              "status": "unaffected",
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              "version": "7.1.4",
              "versionType": "semver"
            },
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              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.2-rc1",
              "versionType": "original_commit_for_fix"
            }
          ]
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      "providerMetadata": {
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    "state": "PUBLISHED"
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}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.

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GHSA-H76X-2H2R-8JW4

CVE-2026-64471 (GCVE-0-2026-64471)

Tags

Sightings

Nomenclature