{
  "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-2023-54186",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-54186",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2025-12-30T12:08:55.882Z",
    "updatedAt": "2026-08-05T09:17:53.517Z",
    "importedAt": "2026-10-24T01:57:03.413Z",
    "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": "usb: typec: altmodes/displayport: fix pin_assignment_show",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: typec: altmodes/displayport: fix pin_assignment_show\n\nThis patch fixes negative indexing of buf array in pin_assignment_show\nwhen get_current_pin_assignments returns 0 i.e. no compatible pin\nassignments are found.\n\nBUG: KASAN: use-after-free in pin_assignment_show+0x26c/0x33c\n...\nCall trace:\ndump_backtrace+0x110/0x204\ndump_stack_lvl+0x84/0xbc\nprint_report+0x358/0x974\nkasan_report+0x9c/0xfc\n__do_kernel_fault+0xd4/0x2d4\ndo_bad_area+0x48/0x168\ndo_tag_check_fault+0x24/0x38\ndo_mem_abort+0x6c/0x14c\nel1_abort+0x44/0x68\nel1h_64_sync_handler+0x64/0xa4\nel1h_64_sync+0x78/0x7c\npin_assignment_show+0x26c/0x33c\ndev_attr_show+0x50/0xc0",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0e3bb7d6894d9b6e67d6382bb03a46a1dc989588",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0e61a7432fcd4bca06f05b7f1c7d7cb461880fe2"
            },
            {
              "version": "0e3bb7d6894d9b6e67d6382bb03a46a1dc989588",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4f9c0a7c272626cb6716ffc7800e8c73260cdce6"
            },
            {
              "version": "0e3bb7d6894d9b6e67d6382bb03a46a1dc989588",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ff466f77d0a56719979c4234abd412abd98eae8f"
            },
            {
              "version": "0e3bb7d6894d9b6e67d6382bb03a46a1dc989588",
              "status": "affected",
              "versionType": "git",
              "lessThan": "fc0e18f95c88435bd8a1ceb540243cd7fbcd9781"
            },
            {
              "version": "0e3bb7d6894d9b6e67d6382bb03a46a1dc989588",
              "status": "affected",
              "versionType": "git",
              "lessThan": "08bd1be1c716fd50a7df48f82dcbc59a103082b5"
            },
            {
              "version": "0e3bb7d6894d9b6e67d6382bb03a46a1dc989588",
              "status": "affected",
              "versionType": "git",
              "lessThan": "54ee23e4ab263a495ace1eed43d3883212ece17f"
            },
            {
              "version": "0e3bb7d6894d9b6e67d6382bb03a46a1dc989588",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d8f28269dd4bf9b55c3fb376ae31512730a96fce"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.19",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.19"
            },
            {
              "version": "4.19.284",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.244",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.181",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.113",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.30",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.3.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.3.*"
            },
            {
              "version": "6.4",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}