Vulnerability-Lookup

GHSA-3M5V-FJJV-99M5

Vulnerability from github – Published: 2026-03-25 12:30 – Updated: 2026-03-25 12:30

Details

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

nfc: pn533: properly drop the usb interface reference on disconnect

When the device is disconnected from the driver, there is a "dangling" reference count on the usb interface that was grabbed in the probe callback. Fix this up by properly dropping the reference after we are done with it.

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{
  "affected": [],
  "aliases": [
    "CVE-2026-23291"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-03-25T11:16:24Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: pn533: properly drop the usb interface reference on disconnect\n\nWhen the device is disconnected from the driver, there is a \"dangling\"\nreference count on the usb interface that was grabbed in the probe\ncallback.  Fix this up by properly dropping the reference after we are\ndone with it.",
  "id": "GHSA-3m5v-fjjv-99m5",
  "modified": "2026-03-25T12:30:22Z",
  "published": "2026-03-25T12:30:22Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-23291"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/00477cab053dc4816b99141d8fcca7a479cfebeb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/12133a483dfa832241fbbf09321109a0ea8a520e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4551d6cea00224ab65a0ef35e4e6da0e9c0a2d74"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7398d6570501edc55a50ece820f369ab3c1df2e7"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7ff14eb070f0efecb2606f8d7aa01b77d188e886"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d1f6d20b3c2642ec85ce6ea5da7155746c31c6d0"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-23291 (GCVE-0-2026-23291)

Vulnerability from cvelistv5 – Published: 2026-03-25 10:26 – Updated: 2026-03-25 10:26

Title

nfc: pn533: properly drop the usb interface reference on disconnect

Summary

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: properly drop the usb interface reference on disconnect When the device is disconnected from the driver, there is a "dangling" reference count on the usb interface that was grabbed in the probe callback. Fix this up by properly dropping the reference after we are done with it.

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/7398d6570501edc55…
	https://git.kernel.org/stable/c/d1f6d20b3c2642ec8…
	https://git.kernel.org/stable/c/7ff14eb070f0efecb…
	https://git.kernel.org/stable/c/00477cab053dc4816…
	https://git.kernel.org/stable/c/4551d6cea00224ab6…
	https://git.kernel.org/stable/c/12133a483dfa83224…

Impacted products

Vendor

Product

Version

Linux

Affected: c46ee38620a2aa2b25b16bc9738ace80dbff76a4 , < 7398d6570501edc55a50ece820f369ab3c1df2e7 (git)
Affected: c46ee38620a2aa2b25b16bc9738ace80dbff76a4 , < d1f6d20b3c2642ec85ce6ea5da7155746c31c6d0 (git)
Affected: c46ee38620a2aa2b25b16bc9738ace80dbff76a4 , < 7ff14eb070f0efecb2606f8d7aa01b77d188e886 (git)
Affected: c46ee38620a2aa2b25b16bc9738ace80dbff76a4 , < 00477cab053dc4816b99141d8fcca7a479cfebeb (git)
Affected: c46ee38620a2aa2b25b16bc9738ace80dbff76a4 , < 4551d6cea00224ab65a0ef35e4e6da0e9c0a2d74 (git)
Affected: c46ee38620a2aa2b25b16bc9738ace80dbff76a4 , < 12133a483dfa832241fbbf09321109a0ea8a520e (git)

Linux

Affected: 3.1
Unaffected: 0 , < 3.1 (semver)
Unaffected: 6.1.167 , ≤ 6.1.* (semver)
Unaffected: 6.6.130 , ≤ 6.6.* (semver)
Unaffected: 6.12.77 , ≤ 6.12.* (semver)
Unaffected: 6.18.17 , ≤ 6.18.* (semver)
Unaffected: 6.19.7 , ≤ 6.19.* (semver)
Unaffected: 7.0-rc2 , ≤ * (original_commit_for_fix)

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JSON

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/nfc/pn533/usb.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
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              "status": "affected",
              "version": "c46ee38620a2aa2b25b16bc9738ace80dbff76a4",
              "versionType": "git"
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              "versionType": "git"
            },
            {
              "lessThan": "4551d6cea00224ab65a0ef35e4e6da0e9c0a2d74",
              "status": "affected",
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              "status": "affected",
              "version": "c46ee38620a2aa2b25b16bc9738ace80dbff76a4",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/nfc/pn533/usb.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "3.1"
            },
            {
              "lessThan": "3.1",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.167",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.130",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.77",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.17",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.19.*",
              "status": "unaffected",
              "version": "6.19.7",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.0-rc2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.167",
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                },
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                }
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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: pn533: properly drop the usb interface reference on disconnect\n\nWhen the device is disconnected from the driver, there is a \"dangling\"\nreference count on the usb interface that was grabbed in the probe\ncallback.  Fix this up by properly dropping the reference after we are\ndone with it."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-03-25T10:26:49.634Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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        },
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        },
        {
          "url": "https://git.kernel.org/stable/c/00477cab053dc4816b99141d8fcca7a479cfebeb"
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        },
        {
          "url": "https://git.kernel.org/stable/c/12133a483dfa832241fbbf09321109a0ea8a520e"
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    "datePublished": "2026-03-25T10:26:49.634Z",
    "dateReserved": "2026-01-13T15:37:45.992Z",
    "dateUpdated": "2026-03-25T10:26:49.634Z",
    "state": "PUBLISHED"
  },
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}

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-3M5V-FJJV-99M5

CVE-2026-23291 (GCVE-0-2026-23291)

Tags

Sightings

Nomenclature