Vulnerability-Lookup

FKIE_CVE-2026-23334

Vulnerability from fkie_nvd - Published: 2026-03-25 11:16 - Updated: 2026-03-25 15:41

Severity ?

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.

References

	URL	Tags
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/36ead57443146e6b730ce1f48ca3e9b17e19a3d2
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/66615e6293388f75a56226d1216fd9cfb3d95e05
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/7299b1b39a255f6092ce4ec0b65f66e9d6a357af
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/9b740ff5bc649575a5e14ca8ee54e3dd5010aaf0
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/c5d69da6c919648838734097861e979677eedcde

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "cveTags": [],
  "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."
    }
  ],
  "id": "CVE-2026-23334",
  "lastModified": "2026-03-25T15:41:33.977",
  "metrics": {},
  "published": "2026-03-25T11:16:30.903",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/36ead57443146e6b730ce1f48ca3e9b17e19a3d2"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/66615e6293388f75a56226d1216fd9cfb3d95e05"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/7299b1b39a255f6092ce4ec0b65f66e9d6a357af"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/9b740ff5bc649575a5e14ca8ee54e3dd5010aaf0"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/c5d69da6c919648838734097861e979677eedcde"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}

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

Vulnerability from cvelistv5 – Published: 2026-03-25 10:27 – Updated: 2026-03-25 10:27

Title

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

Summary

Severity ?

No CVSS data available.

Assigner

Linux

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

Vendor

Product

Version

Linux

Affected: 88da17436973e463bed59bea79771fb03a21555e , < 9b740ff5bc649575a5e14ca8ee54e3dd5010aaf0 (git)
Affected: 88da17436973e463bed59bea79771fb03a21555e , < c5d69da6c919648838734097861e979677eedcde (git)
Affected: 88da17436973e463bed59bea79771fb03a21555e , < 36ead57443146e6b730ce1f48ca3e9b17e19a3d2 (git)
Affected: 88da17436973e463bed59bea79771fb03a21555e , < 66615e6293388f75a56226d1216fd9cfb3d95e05 (git)
Affected: 88da17436973e463bed59bea79771fb03a21555e , < 7299b1b39a255f6092ce4ec0b65f66e9d6a357af (git)

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-rc3 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
  "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-rc3",
              "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-rc3",
                  "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": "2026-03-25T10:27:24.664Z",
        "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": "2026-03-25T10:27:24.664Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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

FKIE_CVE-2026-23334

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

Tags

Sightings

Nomenclature