CVE-2026-46203 (GCVE-0-2026-46203)
Vulnerability from cvelistv5
Published
2026-05-28 09:40
Modified
2026-06-19 12:00
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: spi: cadence-quadspi: fix unclocked access on unbind Make sure that the controller is runtime resumed before disabling it during driver unbind to avoid an unclocked register access. This issue was flagged by Sashiko when reviewing a controller deregistration fix.
References
Impacted products
Vendor Product Version
Linux Linux Version: 0578a6dbfe7514db7134501cf93acc21cf13e479
Version: 0578a6dbfe7514db7134501cf93acc21cf13e479
Version: 0578a6dbfe7514db7134501cf93acc21cf13e479
Version: 0578a6dbfe7514db7134501cf93acc21cf13e479
 Create a notification for this product.
Show details on NVD website

To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/spi/spi-cadence-quadspi.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "2e7cd62c37f51823c2bb79de1d4d76d0c1678c7e",
              "status": "affected",
              "version": "0578a6dbfe7514db7134501cf93acc21cf13e479",
              "versionType": "git"
            },
            {
              "lessThan": "63a9f6012f453578898c9fcc13c8452a8651104e",
              "status": "affected",
              "version": "0578a6dbfe7514db7134501cf93acc21cf13e479",
              "versionType": "git"
            },
            {
              "lessThan": "d67a5311818b3e6481a1e4293c9337ebfee73111",
              "status": "affected",
              "version": "0578a6dbfe7514db7134501cf93acc21cf13e479",
              "versionType": "git"
            },
            {
              "lessThan": "233db2cb14db8b1935dda52a6affd97276462b82",
              "status": "affected",
              "version": "0578a6dbfe7514db7134501cf93acc21cf13e479",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/spi/spi-cadence-quadspi.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.7"
            },
            {
              "lessThan": "6.7",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.94",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.36",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.0.*",
              "status": "unaffected",
              "version": "7.0.9",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.94",
                  "versionStartIncluding": "6.7",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.36",
                  "versionStartIncluding": "6.7",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.0.9",
                  "versionStartIncluding": "6.7",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.1",
                  "versionStartIncluding": "6.7",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nspi: cadence-quadspi: fix unclocked access on unbind\n\nMake sure that the controller is runtime resumed before disabling it\nduring driver unbind to avoid an unclocked register access.\n\nThis issue was flagged by Sashiko when reviewing a controller\nderegistration fix."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-19T12:00:01.077Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/2e7cd62c37f51823c2bb79de1d4d76d0c1678c7e"
        },
        {
          "url": "https://git.kernel.org/stable/c/63a9f6012f453578898c9fcc13c8452a8651104e"
        },
        {
          "url": "https://git.kernel.org/stable/c/d67a5311818b3e6481a1e4293c9337ebfee73111"
        },
        {
          "url": "https://git.kernel.org/stable/c/233db2cb14db8b1935dda52a6affd97276462b82"
        }
      ],
      "title": "spi: cadence-quadspi: fix unclocked access on unbind",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-46203",
    "datePublished": "2026-05-28T09:40:20.631Z",
    "dateReserved": "2026-05-13T15:03:33.104Z",
    "dateUpdated": "2026-06-19T12:00:01.077Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.