{
  "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-2026-89730",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-89730",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-09-11T19:46:40.581Z",
    "updatedAt": "2026-10-19T08:51:43.578Z",
    "importedAt": "2026-10-24T01:58:35.090Z",
    "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": "fpga: altera-cvp: Avoid out-of-bounds read in trailing byte write",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nfpga: altera-cvp: Avoid out-of-bounds read in trailing byte write\n\nThe trailing byte path in altera_cvp_send_block() dereferences a u32\npointer even when only 1-3 bytes remain in the input buffer. If the buffer\nends at a page or scatterlist boundary, this can read past the valid image\ndata and fault.\n\nCopy the remaining bytes into a zero-initialized u32 before writing the\nfinal word so only valid bytes are read from the input buffer.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "34d1dc17ce978ae76e676d401b48fe9d004aa948",
              "status": "affected",
              "versionType": "git",
              "lessThan": "447b3c893987a0106a65f04b62ec3271892e9d98"
            },
            {
              "version": "34d1dc17ce978ae76e676d401b48fe9d004aa948",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3b8938f5fbcf4a918785f9cb4b108782eb4ea717"
            },
            {
              "version": "34d1dc17ce978ae76e676d401b48fe9d004aa948",
              "status": "affected",
              "versionType": "git",
              "lessThan": "2564ac3d3b8b47cd9692a5bf42d668ed7218b54e"
            },
            {
              "version": "34d1dc17ce978ae76e676d401b48fe9d004aa948",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8f3365ed2a5db2ac95ab70a6c47561db39d24537"
            },
            {
              "version": "34d1dc17ce978ae76e676d401b48fe9d004aa948",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b138bc665e21d4422382ab43aebdf0a2b7bb9cb3"
            },
            {
              "version": "34d1dc17ce978ae76e676d401b48fe9d004aa948",
              "status": "affected",
              "versionType": "git",
              "lessThan": "827ec385458adeeda651de2b6f3537e386b1a8d9"
            },
            {
              "version": "34d1dc17ce978ae76e676d401b48fe9d004aa948",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4dc1051939e499c838229af035464a5fc7671198"
            },
            {
              "version": "34d1dc17ce978ae76e676d401b48fe9d004aa948",
              "status": "affected",
              "versionType": "git",
              "lessThan": "9da70a43b5fea60d758137f7f0ccfe19356cb5bb"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.14",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.14"
            },
            {
              "version": "5.10.270",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.221",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.188",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.157",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.109",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.50",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.2.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.2.*"
            },
            {
              "version": "7.3",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}