github - ghsa-m38w-46xg-v336

GHSA-M38W-46XG-V336

Vulnerability from github – Published: 2025-09-18 15:30 – Updated: 2025-09-18 15:30

Details

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

Bluetooth: Fix potential use-after-free when clear keys

Similar to commit c5d2b6fa26b5 ("Bluetooth: Fix use-after-free in hci_remove_ltk/hci_remove_irk"). We can not access k after kfree_rcu() call.

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{
  "affected": [],
  "aliases": [
    "CVE-2023-53386"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-09-18T14:15:41Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: Fix potential use-after-free when clear keys\n\nSimilar to commit c5d2b6fa26b5 (\"Bluetooth: Fix use-after-free in\nhci_remove_ltk/hci_remove_irk\"). We can not access k after kfree_rcu()\ncall.",
  "id": "GHSA-m38w-46xg-v336",
  "modified": "2025-09-18T15:30:34Z",
  "published": "2025-09-18T15:30:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-53386"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/35cc42f04bc49f0656f6840cb7451b3df6049649"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3673952cf0c6cf81b06c66a0b788abeeb02ff3ae"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/942d8cefb022f384d5424f8b90c7878f3f93726f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/94617b736c25091b60e514e2e7aeafcbbee6b700"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/da19f35868dfbecfff4f81166c054d2656cb1be4"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e87da6a0ac6e631454e7da53a76aa9fe44aaa5dd"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2023-53386 (GCVE-0-2023-53386)

Vulnerability from cvelistv5 – Published: 2025-09-18 13:33 – Updated: 2025-09-18 13:33

Summary

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix potential use-after-free when clear keys Similar to commit c5d2b6fa26b5 ("Bluetooth: Fix use-after-free in hci_remove_ltk/hci_remove_irk"). We can not access k after kfree_rcu() call.

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/e87da6a0ac6e63145…
	https://git.kernel.org/stable/c/942d8cefb022f384d…
	https://git.kernel.org/stable/c/94617b736c25091b6…
	https://git.kernel.org/stable/c/da19f35868dfbecff…
	https://git.kernel.org/stable/c/35cc42f04bc49f065…
	https://git.kernel.org/stable/c/3673952cf0c6cf81b…

Impacted products

Vendor

Product

Version

Linux

Affected: d7d41682efc25d58b5bd8b80e85e3c9ce586635c , < e87da6a0ac6e631454e7da53a76aa9fe44aaa5dd (git)
Affected: d7d41682efc25d58b5bd8b80e85e3c9ce586635c , < 942d8cefb022f384d5424f8b90c7878f3f93726f (git)
Affected: d7d41682efc25d58b5bd8b80e85e3c9ce586635c , < 94617b736c25091b60e514e2e7aeafcbbee6b700 (git)
Affected: d7d41682efc25d58b5bd8b80e85e3c9ce586635c , < da19f35868dfbecfff4f81166c054d2656cb1be4 (git)
Affected: d7d41682efc25d58b5bd8b80e85e3c9ce586635c , < 35cc42f04bc49f0656f6840cb7451b3df6049649 (git)
Affected: d7d41682efc25d58b5bd8b80e85e3c9ce586635c , < 3673952cf0c6cf81b06c66a0b788abeeb02ff3ae (git)

Linux

Affected: 5.7
Unaffected: 0 , < 5.7 (semver)
Unaffected: 5.10.195 , ≤ 5.10.* (semver)
Unaffected: 5.15.132 , ≤ 5.15.* (semver)
Unaffected: 6.1.53 , ≤ 6.1.* (semver)
Unaffected: 6.4.16 , ≤ 6.4.* (semver)
Unaffected: 6.5.3 , ≤ 6.5.* (semver)
Unaffected: 6.6 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/bluetooth/hci_core.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "e87da6a0ac6e631454e7da53a76aa9fe44aaa5dd",
              "status": "affected",
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              "versionType": "git"
            },
            {
              "lessThan": "942d8cefb022f384d5424f8b90c7878f3f93726f",
              "status": "affected",
              "version": "d7d41682efc25d58b5bd8b80e85e3c9ce586635c",
              "versionType": "git"
            },
            {
              "lessThan": "94617b736c25091b60e514e2e7aeafcbbee6b700",
              "status": "affected",
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              "versionType": "git"
            },
            {
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              "status": "affected",
              "version": "d7d41682efc25d58b5bd8b80e85e3c9ce586635c",
              "versionType": "git"
            },
            {
              "lessThan": "35cc42f04bc49f0656f6840cb7451b3df6049649",
              "status": "affected",
              "version": "d7d41682efc25d58b5bd8b80e85e3c9ce586635c",
              "versionType": "git"
            },
            {
              "lessThan": "3673952cf0c6cf81b06c66a0b788abeeb02ff3ae",
              "status": "affected",
              "version": "d7d41682efc25d58b5bd8b80e85e3c9ce586635c",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "net/bluetooth/hci_core.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.7"
            },
            {
              "lessThan": "5.7",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.195",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.132",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.53",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.4.*",
              "status": "unaffected",
              "version": "6.4.16",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.5.*",
              "status": "unaffected",
              "version": "6.5.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.6",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.195",
                  "versionStartIncluding": "5.7",
                  "vulnerable": true
                },
                {
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                  "versionEndExcluding": "5.15.132",
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                },
                {
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                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.4.16",
                  "versionStartIncluding": "5.7",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.5.3",
                  "versionStartIncluding": "5.7",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6",
                  "versionStartIncluding": "5.7",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: Fix potential use-after-free when clear keys\n\nSimilar to commit c5d2b6fa26b5 (\"Bluetooth: Fix use-after-free in\nhci_remove_ltk/hci_remove_irk\"). We can not access k after kfree_rcu()\ncall."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-18T13:33:29.897Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/e87da6a0ac6e631454e7da53a76aa9fe44aaa5dd"
        },
        {
          "url": "https://git.kernel.org/stable/c/942d8cefb022f384d5424f8b90c7878f3f93726f"
        },
        {
          "url": "https://git.kernel.org/stable/c/94617b736c25091b60e514e2e7aeafcbbee6b700"
        },
        {
          "url": "https://git.kernel.org/stable/c/da19f35868dfbecfff4f81166c054d2656cb1be4"
        },
        {
          "url": "https://git.kernel.org/stable/c/35cc42f04bc49f0656f6840cb7451b3df6049649"
        },
        {
          "url": "https://git.kernel.org/stable/c/3673952cf0c6cf81b06c66a0b788abeeb02ff3ae"
        }
      ],
      "title": "Bluetooth: Fix potential use-after-free when clear keys",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2023-53386",
    "datePublished": "2025-09-18T13:33:29.897Z",
    "dateReserved": "2025-09-17T14:54:09.737Z",
    "dateUpdated": "2025-09-18T13:33:29.897Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

GHSA-M38W-46XG-V336

CVE-2023-53386 (GCVE-0-2023-53386)

Tags

Sightings

Nomenclature