{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2025-38090",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-38090",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2025-06-30T07:29:45.565Z",
    "updatedAt": "2026-08-05T11:59:26.672Z",
    "importedAt": "2026-10-24T01:57:34.152Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "drivers/rapidio/rio_cm.c: prevent possible heap overwrite",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrivers/rapidio/rio_cm.c: prevent possible heap overwrite\n\nIn\n\nriocm_cdev_ioctl(RIO_CM_CHAN_SEND)\n   -> cm_chan_msg_send()\n      -> riocm_ch_send()\n\ncm_chan_msg_send() checks that userspace didn't send too much data but\nriocm_ch_send() failed to check that userspace sent sufficient data.  The\nresult is that riocm_ch_send() can write to fields in the rio_ch_chan_hdr\nwhich were outside the bounds of the space which cm_chan_msg_send()\nallocated.\n\nAddress this by teaching riocm_ch_send() to check that the entire\nrio_ch_chan_hdr was copied in from userspace.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "b6e8d4aa1110306378af0f3472a6b85a1f039a16",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a8b5ea2e302aa5cd00fc7addd8df53c9bde7b5f6"
            },
            {
              "version": "b6e8d4aa1110306378af0f3472a6b85a1f039a16",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c03ddc183249f03fc7e057e02cae6f89144d0123"
            },
            {
              "version": "b6e8d4aa1110306378af0f3472a6b85a1f039a16",
              "status": "affected",
              "versionType": "git",
              "lessThan": "58f664614f8c3d6142ab81ae551e466dc6e092e8"
            },
            {
              "version": "b6e8d4aa1110306378af0f3472a6b85a1f039a16",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ecf5ee280b702270afb02f61b299d3dfe3ec7730"
            },
            {
              "version": "b6e8d4aa1110306378af0f3472a6b85a1f039a16",
              "status": "affected",
              "versionType": "git",
              "lessThan": "1921781ec4a8824bd0c520bf9363e28a880d14ec"
            },
            {
              "version": "b6e8d4aa1110306378af0f3472a6b85a1f039a16",
              "status": "affected",
              "versionType": "git",
              "lessThan": "1cce6ac47f4a2ac1766b8a188dc8c8f6d8df2a53"
            },
            {
              "version": "b6e8d4aa1110306378af0f3472a6b85a1f039a16",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6d5c6711a55c35ce09b90705546050408d9d4b61"
            },
            {
              "version": "b6e8d4aa1110306378af0f3472a6b85a1f039a16",
              "status": "affected",
              "versionType": "git",
              "lessThan": "50695153d7ddde3b1696dbf0085be0033bf3ddb3"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.8",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.8"
            },
            {
              "version": "5.4.295",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.239",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.186",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.142",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.95",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.35",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.15.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.15.*"
            },
            {
              "version": "6.16",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}