Vulnerability-Lookup

GHSA-2X56-X8GQ-8CV3

Vulnerability from github – Published: 2026-03-25 12:30 – Updated: 2026-04-23 21:31

Details

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

can: usb: f81604: handle short interrupt urb messages properly

If an interrupt urb is received that is not the correct length, properly detect it and don't attempt to treat the data as valid.

Severity ?

5.5 (Medium)


                  
                    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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{
  "affected": [],
  "aliases": [
    "CVE-2026-23334"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-03-25T11:16:30Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ncan: usb: f81604: handle short interrupt urb messages properly\n\nIf an interrupt urb is received that is not the correct length, properly\ndetect it and don\u0027t attempt to treat the data as valid.",
  "id": "GHSA-2x56-x8gq-8cv3",
  "modified": "2026-04-23T21:31:17Z",
  "published": "2026-03-25T12:30:23Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-23334"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/36ead57443146e6b730ce1f48ca3e9b17e19a3d2"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/66615e6293388f75a56226d1216fd9cfb3d95e05"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7299b1b39a255f6092ce4ec0b65f66e9d6a357af"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9b740ff5bc649575a5e14ca8ee54e3dd5010aaf0"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c5d69da6c919648838734097861e979677eedcde"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-23334 (GCVE-0-2026-23334)

Vulnerability from cvelistv5 – Published: 2026-03-25 10:27 – Updated: 2026-05-11 22:04

Title

can: usb: f81604: handle short interrupt urb messages properly

Summary

In the Linux kernel, the following vulnerability has been resolved: can: usb: f81604: handle short interrupt urb messages properly If an interrupt urb is received that is not the correct length, properly detect it and don't attempt to treat the data as valid.

Severity ?

No CVSS data available.

Assigner

Linux

References

5 references

URL	Tags
https://git.kernel.org/stable/c/9b740ff5bc649575a…
https://git.kernel.org/stable/c/c5d69da6c91964883…
https://git.kernel.org/stable/c/36ead57443146e6b7…
https://git.kernel.org/stable/c/66615e6293388f75a…
https://git.kernel.org/stable/c/7299b1b39a255f609…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 88da17436973e463bed59bea79771fb03a21555e , < 9b740ff5bc649575a5e14ca8ee54e3dd5010aaf0 (git) Affected: 88da17436973e463bed59bea79771fb03a21555e , < c5d69da6c919648838734097861e979677eedcde (git) Affected: 88da17436973e463bed59bea79771fb03a21555e , < 36ead57443146e6b730ce1f48ca3e9b17e19a3d2 (git) Affected: 88da17436973e463bed59bea79771fb03a21555e , < 66615e6293388f75a56226d1216fd9cfb3d95e05 (git) Affected: 88da17436973e463bed59bea79771fb03a21555e , < 7299b1b39a255f6092ce4ec0b65f66e9d6a357af (git)
Linux	Linux	Affected: 6.5 Unaffected: 0 , < 6.5 (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 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/can/usb/f81604.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "9b740ff5bc649575a5e14ca8ee54e3dd5010aaf0",
              "status": "affected",
              "version": "88da17436973e463bed59bea79771fb03a21555e",
              "versionType": "git"
            },
            {
              "lessThan": "c5d69da6c919648838734097861e979677eedcde",
              "status": "affected",
              "version": "88da17436973e463bed59bea79771fb03a21555e",
              "versionType": "git"
            },
            {
              "lessThan": "36ead57443146e6b730ce1f48ca3e9b17e19a3d2",
              "status": "affected",
              "version": "88da17436973e463bed59bea79771fb03a21555e",
              "versionType": "git"
            },
            {
              "lessThan": "66615e6293388f75a56226d1216fd9cfb3d95e05",
              "status": "affected",
              "version": "88da17436973e463bed59bea79771fb03a21555e",
              "versionType": "git"
            },
            {
              "lessThan": "7299b1b39a255f6092ce4ec0b65f66e9d6a357af",
              "status": "affected",
              "version": "88da17436973e463bed59bea79771fb03a21555e",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/can/usb/f81604.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.5"
            },
            {
              "lessThan": "6.5",
              "status": "unaffected",
              "version": "0",
              "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",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.130",
                  "versionStartIncluding": "6.5",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.77",
                  "versionStartIncluding": "6.5",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.17",
                  "versionStartIncluding": "6.5",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.19.7",
                  "versionStartIncluding": "6.5",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.0",
                  "versionStartIncluding": "6.5",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncan: usb: f81604: handle short interrupt urb messages properly\n\nIf an interrupt urb is received that is not the correct length, properly\ndetect it and don\u0027t attempt to treat the data as valid."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T22:04:49.994Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/9b740ff5bc649575a5e14ca8ee54e3dd5010aaf0"
        },
        {
          "url": "https://git.kernel.org/stable/c/c5d69da6c919648838734097861e979677eedcde"
        },
        {
          "url": "https://git.kernel.org/stable/c/36ead57443146e6b730ce1f48ca3e9b17e19a3d2"
        },
        {
          "url": "https://git.kernel.org/stable/c/66615e6293388f75a56226d1216fd9cfb3d95e05"
        },
        {
          "url": "https://git.kernel.org/stable/c/7299b1b39a255f6092ce4ec0b65f66e9d6a357af"
        }
      ],
      "title": "can: usb: f81604: handle short interrupt urb messages properly",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-23334",
    "datePublished": "2026-03-25T10:27:24.664Z",
    "dateReserved": "2026-01-13T15:37:45.997Z",
    "dateUpdated": "2026-05-11T22:04:49.994Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

Action not permitted

GHSA-2X56-X8GQ-8CV3

CVE-2026-23334 (GCVE-0-2026-23334)

Tags

Sightings

Nomenclature