Vulnerability-Lookup

GHSA-46Q2-6XM2-Q797

Vulnerability from github – Published: 2026-07-19 18:31 – Updated: 2026-07-19 18:31

Details

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

USB: serial: keyspan: fix missing indat transfer sanity check

Add the missing sanity check on the size of usa49wg indat transfers to avoid parsing stale or uninitialised slab data.

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{
  "affected": [],
  "aliases": [
    "CVE-2026-63900"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-07-19T16:17:07Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nUSB: serial: keyspan: fix missing indat transfer sanity check\n\nAdd the missing sanity check on the size of usa49wg indat transfers to\navoid parsing stale or uninitialised slab data.",
  "id": "GHSA-46q2-6xm2-q797",
  "modified": "2026-07-19T18:31:45Z",
  "published": "2026-07-19T18:31:45Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-63900"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0bde5431037a076ff3750da2165fd77a6f5ff058"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3759a40738b83bb61699c85f063202b514b94f77"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/41d9673941eebdde62ee73848fcfe4ae1105c979"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ab8336a7e414f018430aa1af3a46944032f7ff96"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bd6c5fe59f374b63173afe5cf0ab38a9a370f2c1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e124120e89b61a967e40dee6b5e1ecafc45c09d9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ea2b792330b44b6d7ce671c3e1d59d0c121f7ed1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f7f566ad7519c7ca3bc9071350002940a2b0e22a"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-63900 (GCVE-0-2026-63900)

Vulnerability from cvelistv5 – Published: 2026-07-19 14:55 – Updated: 2026-07-19 14:55

Title

USB: serial: keyspan: fix missing indat transfer sanity check

Summary

In the Linux kernel, the following vulnerability has been resolved: USB: serial: keyspan: fix missing indat transfer sanity check Add the missing sanity check on the size of usa49wg indat transfers to avoid parsing stale or uninitialised slab data.

Severity

No CVSS data available.

Assigner

Linux

References

8 references

URL	Tags
https://git.kernel.org/stable/c/bd6c5fe59f374b631…
https://git.kernel.org/stable/c/e124120e89b61a967…
https://git.kernel.org/stable/c/41d9673941eebdde6…
https://git.kernel.org/stable/c/0bde5431037a076ff…
https://git.kernel.org/stable/c/3759a40738b83bb61…
https://git.kernel.org/stable/c/ea2b792330b44b6d7…
https://git.kernel.org/stable/c/f7f566ad7519c7ca3…
https://git.kernel.org/stable/c/ab8336a7e414f0184…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 0ca1268e109acf6d71507398cb95cab2e670b654 , < bd6c5fe59f374b63173afe5cf0ab38a9a370f2c1 (git) Affected: 0ca1268e109acf6d71507398cb95cab2e670b654 , < e124120e89b61a967e40dee6b5e1ecafc45c09d9 (git) Affected: 0ca1268e109acf6d71507398cb95cab2e670b654 , < 41d9673941eebdde62ee73848fcfe4ae1105c979 (git) Affected: 0ca1268e109acf6d71507398cb95cab2e670b654 , < 0bde5431037a076ff3750da2165fd77a6f5ff058 (git) Affected: 0ca1268e109acf6d71507398cb95cab2e670b654 , < 3759a40738b83bb61699c85f063202b514b94f77 (git) Affected: 0ca1268e109acf6d71507398cb95cab2e670b654 , < ea2b792330b44b6d7ce671c3e1d59d0c121f7ed1 (git) Affected: 0ca1268e109acf6d71507398cb95cab2e670b654 , < f7f566ad7519c7ca3bc9071350002940a2b0e22a (git) Affected: 0ca1268e109acf6d71507398cb95cab2e670b654 , < ab8336a7e414f018430aa1af3a46944032f7ff96 (git)
Linux	Linux	Affected: 2.6.23 Unaffected: 0 , < 2.6.23 (semver) Unaffected: 5.10.259 , ≤ 5.10.* (semver) Unaffected: 5.15.210 , ≤ 5.15.* (semver) Unaffected: 6.1.176 , ≤ 6.1.* (semver) Unaffected: 6.6.143 , ≤ 6.6.* (semver) Unaffected: 6.12.93 , ≤ 6.12.* (semver) Unaffected: 6.18.35 , ≤ 6.18.* (semver) Unaffected: 7.0.12 , ≤ 7.0.* (semver) Unaffected: 7.1 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/usb/serial/keyspan.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
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              "status": "affected",
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              "versionType": "git"
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            {
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              "versionType": "git"
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              "versionType": "git"
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            },
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              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
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          "programFiles": [
            "drivers/usb/serial/keyspan.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "2.6.23"
            },
            {
              "lessThan": "2.6.23",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.259",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.210",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.176",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.143",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.93",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.35",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.0.*",
              "status": "unaffected",
              "version": "7.0.12",
              "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": "5.10.259",
                  "versionStartIncluding": "2.6.23",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                },
                {
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                },
                {
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                  "versionStartIncluding": "2.6.23",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nUSB: serial: keyspan: fix missing indat transfer sanity check\n\nAdd the missing sanity check on the size of usa49wg indat transfers to\navoid parsing stale or uninitialised slab data."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-19T14:55:08.847Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
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          "url": "https://git.kernel.org/stable/c/bd6c5fe59f374b63173afe5cf0ab38a9a370f2c1"
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        {
          "url": "https://git.kernel.org/stable/c/0bde5431037a076ff3750da2165fd77a6f5ff058"
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        {
          "url": "https://git.kernel.org/stable/c/3759a40738b83bb61699c85f063202b514b94f77"
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        {
          "url": "https://git.kernel.org/stable/c/f7f566ad7519c7ca3bc9071350002940a2b0e22a"
        },
        {
          "url": "https://git.kernel.org/stable/c/ab8336a7e414f018430aa1af3a46944032f7ff96"
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      "title": "USB: serial: keyspan: fix missing indat transfer sanity check",
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2026-63900",
    "datePublished": "2026-07-19T14:55:08.847Z",
    "dateReserved": "2026-07-19T07:54:57.019Z",
    "dateUpdated": "2026-07-19T14:55:08.847Z",
    "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-46Q2-6XM2-Q797

CVE-2026-63900 (GCVE-0-2026-63900)

Tags

Sightings

Nomenclature