CVE-2026-97430 (GCVE-0-2026-97430)

Vulnerability from cvelistv5 – Published: 2026-09-24 16:03 – Updated: 2026-09-25 12:44
VLAI
Title
xhci: Prevent queuing new commands if xhci is inaccessible
Summary
In the Linux kernel, the following vulnerability has been resolved: xhci: Prevent queuing new commands if xhci is inaccessible Refuse to queue a new command on the command ring if xHC is marked inaccessible with the HCD_FLAG_HW_ACCESSIBLE. HCD_FLAG_HW_ACCESSIBLE is set and cleared in suspend and resume. Also print a warning if xhci is being suspended with commands still pending on the command ring.
Severity
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 5535b1d5f8885695c6ded783c692e3c0d0eda8ca , < a50948386256b24d73971b9a152fe1de808446ab (git)
Affected: 5535b1d5f8885695c6ded783c692e3c0d0eda8ca , < a05e54c1eeaba10414aa2fde94589a7c9885f2a1 (git)
Affected: 5535b1d5f8885695c6ded783c692e3c0d0eda8ca , < 82b70c799281cc24506085be978b829149ba0ca4 (git)
guessed Create a notification for this product.
Linux Linux Affected: 2.6.37
Unaffected: 0 , < 2.6.37 (semver)
Unaffected: 6.12.111 , ≤ 6.12.* (semver)
Unaffected: 6.18.53 , ≤ 6.18.* (semver)
Unaffected: 7.2 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/usb/host/xhci-ring.c",
            "drivers/usb/host/xhci.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "a50948386256b24d73971b9a152fe1de808446ab",
              "status": "affected",
              "version": "5535b1d5f8885695c6ded783c692e3c0d0eda8ca",
              "versionType": "git"
            },
            {
              "lessThan": "a05e54c1eeaba10414aa2fde94589a7c9885f2a1",
              "status": "affected",
              "version": "5535b1d5f8885695c6ded783c692e3c0d0eda8ca",
              "versionType": "git"
            },
            {
              "lessThan": "82b70c799281cc24506085be978b829149ba0ca4",
              "status": "affected",
              "version": "5535b1d5f8885695c6ded783c692e3c0d0eda8ca",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/usb/host/xhci-ring.c",
            "drivers/usb/host/xhci.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "2.6.37"
            },
            {
              "lessThan": "2.6.37",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.111",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.53",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.111",
                  "versionStartIncluding": "2.6.37",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.53",
                  "versionStartIncluding": "2.6.37",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.2",
                  "versionStartIncluding": "2.6.37",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nxhci: Prevent queuing new commands if xhci is inaccessible\n\nRefuse to queue a new command on the command ring if xHC is marked\ninaccessible with the HCD_FLAG_HW_ACCESSIBLE.\n\nHCD_FLAG_HW_ACCESSIBLE is set and cleared in suspend and resume.\n\nAlso print a warning if xhci is being suspended with commands\nstill pending on the command ring."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-25T12:44:06.668Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/a50948386256b24d73971b9a152fe1de808446ab"
        },
        {
          "url": "https://git.kernel.org/stable/c/a05e54c1eeaba10414aa2fde94589a7c9885f2a1"
        },
        {
          "url": "https://git.kernel.org/stable/c/82b70c799281cc24506085be978b829149ba0ca4"
        }
      ],
      "title": "xhci: Prevent queuing new commands if xhci is inaccessible",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-97430",
    "datePublished": "2026-09-24T16:03:43.491Z",
    "dateReserved": "2026-09-24T14:53:16.869Z",
    "dateUpdated": "2026-09-25T12:44:06.668Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-97430",
      "date": "2026-09-25",
      "epss": "0.00166",
      "percentile": "0.05178"
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "defaultStatus": "unaffected",
                "product": "Linux",
                "programFiles": [
                  "drivers/usb/host/xhci-ring.c",
                  "drivers/usb/host/xhci.c"
                ],
                "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                "vendor": "Linux",
                "versions": [
                  {
                    "lessThan": "a50948386256b24d73971b9a152fe1de808446ab",
                    "status": "affected",
                    "version": "5535b1d5f8885695c6ded783c692e3c0d0eda8ca",
                    "versionType": "git"
                  },
                  {
                    "lessThan": "a05e54c1eeaba10414aa2fde94589a7c9885f2a1",
                    "status": "affected",
                    "version": "5535b1d5f8885695c6ded783c692e3c0d0eda8ca",
                    "versionType": "git"
                  },
                  {
                    "lessThan": "82b70c799281cc24506085be978b829149ba0ca4",
                    "status": "affected",
                    "version": "5535b1d5f8885695c6ded783c692e3c0d0eda8ca",
                    "versionType": "git"
                  }
                ]
              },
              {
                "defaultStatus": "affected",
                "product": "Linux",
                "programFiles": [
                  "drivers/usb/host/xhci-ring.c",
                  "drivers/usb/host/xhci.c"
                ],
                "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                "vendor": "Linux",
                "versions": [
                  {
                    "status": "affected",
                    "version": "2.6.37"
                  },
                  {
                    "lessThan": "2.6.37",
                    "status": "unaffected",
                    "version": "0",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "6.12.*",
                    "status": "unaffected",
                    "version": "6.12.111",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "6.18.*",
                    "status": "unaffected",
                    "version": "6.18.53",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "*",
                    "status": "unaffected",
                    "version": "7.2",
                    "versionType": "original_commit_for_fix"
                  }
                ]
              }
            ],
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nxhci: Prevent queuing new commands if xhci is inaccessible\n\nRefuse to queue a new command on the command ring if xHC is marked\ninaccessible with the HCD_FLAG_HW_ACCESSIBLE.\n\nHCD_FLAG_HW_ACCESSIBLE is set and cleared in suspend and resume.\n\nAlso print a warning if xhci is being suspended with commands\nstill pending on the command ring."
          }
        ],
        "id": "CVE-2026-97430",
        "lastModified": "2026-09-25T13:17:26.640",
        "metrics": {},
        "published": "2026-09-24T17:17:21.017",
        "references": [
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "url": "https://git.kernel.org/stable/c/82b70c799281cc24506085be978b829149ba0ca4"
          },
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "url": "https://git.kernel.org/stable/c/a05e54c1eeaba10414aa2fde94589a7c9885f2a1"
          },
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "url": "https://git.kernel.org/stable/c/a50948386256b24d73971b9a152fe1de808446ab"
          }
        ],
        "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "vulnStatus": "Received"
      }
    },
    "suse_vex": {
      "aggregate_severity": "not set",
      "current_release_date": "2026-09-24T23:46:14Z",
      "cve": "CVE-2026-97430",
      "id": "CVE-2026-97430",
      "initial_release_date": "2026-09-24T23:46:14Z",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2026-97430",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2026-97430.json",
      "version": "2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.