{
  "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-2026-89993",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-89993",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-09-16T10:33:06.611Z",
    "updatedAt": "2026-10-19T08:56:07.415Z",
    "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": "dmaengine: dw-edma: Initialize IRQ data before requesting IRQs",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: dw-edma: Initialize IRQ data before requesting IRQs\n\ndw_edma_irq_request() passes struct dw_edma_irq to request_irq() before\ndw_edma_channel_setup() fills the back pointer. A shared interrupt can\ntherefore enter the handler with dw_irq->dw still NULL, leading to a\nNULL pointer dereference.\n\nSet the back pointer before installing each handler.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b86280b12ccf33b68b309b7cb0e4476894dfe77c"
            },
            {
              "version": "e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf",
              "status": "affected",
              "versionType": "git",
              "lessThan": "07e50cef557def076418c67051a336e4c6bd50e1"
            },
            {
              "version": "e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf",
              "status": "affected",
              "versionType": "git",
              "lessThan": "17ef63843c0fcbf1efdfbbfb0f5584a5ea2c91ba"
            },
            {
              "version": "e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d232bc6cf4562132ef50644484dfd4b23a593295"
            },
            {
              "version": "e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf",
              "status": "affected",
              "versionType": "git",
              "lessThan": "fac202d73e7a649b7d4010325c6c6dcd9334fe65"
            },
            {
              "version": "e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d91fb6c0d10dad32929dc5c6850f89df34e1bfcd"
            },
            {
              "version": "e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf",
              "status": "affected",
              "versionType": "git",
              "lessThan": "647217abea849d3d45f8cb0b8ee5b78d50f26985"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.3",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.3"
            },
            {
              "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": "6.12.110",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.51",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.2.5",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.2.*"
            },
            {
              "version": "7.3",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}