{
  "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-2026-98387",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-98387",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-10-14T13:25:51.513Z",
    "updatedAt": "2026-10-19T09:18:38.225Z",
    "importedAt": "2026-10-24T01:58:41.756Z",
    "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": "s390/crypto: Fix skcipher_walk return code handling in aes_s390",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ns390/crypto: Fix skcipher_walk return code handling in aes_s390\n\nThe return codes from skcipher_walk_virt() were not properly checked\nbefore entering the processing loops in ecb_aes_crypt() and ctr_aes_crypt().\nIf skcipher_walk_virt() fails, the walk structure may be in an undefined\nstate, and attempting to process data could lead to incorrect behavior\nor accessing uninitialized memory.\n\nAdd proper return code checking to ensure correct handling of the walk\ninitialization and walk advance and eventually return to the caller\nwith that return code.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "7988fb2c03c8cf9936f851ab19a6d21b3c3411c0",
              "status": "affected",
              "versionType": "git",
              "lessThan": "89b58645646d1dac34162cc2597f42266bfbf930"
            },
            {
              "version": "7988fb2c03c8cf9936f851ab19a6d21b3c3411c0",
              "status": "affected",
              "versionType": "git",
              "lessThan": "35c3f97569306050e818fa18e17fa97c358f0f28"
            },
            {
              "version": "7988fb2c03c8cf9936f851ab19a6d21b3c3411c0",
              "status": "affected",
              "versionType": "git",
              "lessThan": "aea3e1588f08e381a7a57b2bf1a60cc2347904cd"
            },
            {
              "version": "7988fb2c03c8cf9936f851ab19a6d21b3c3411c0",
              "status": "affected",
              "versionType": "git",
              "lessThan": "15fa028589c3a2545f0bff355eff06d5844196bf"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.5",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.5"
            },
            {
              "version": "6.12.111",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.53",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.2.7",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.2.*"
            },
            {
              "version": "7.3",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}