{
  "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-2022-50656",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-50656",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-12-09T00:00:31.691Z",
    "updatedAt": "2026-08-05T08:59:15.998Z",
    "importedAt": "2026-10-24T01:56:49.724Z",
    "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": "nfc: pn533: Clear nfc_target before being used",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: pn533: Clear nfc_target before being used\n\nFix a slab-out-of-bounds read that occurs in nla_put() called from\nnfc_genl_send_target() when target->sensb_res_len, which is duplicated\nfrom an nfc_target in pn533, is too large as the nfc_target is not\nproperly initialized and retains garbage values. Clear nfc_targets with\nmemset() before they are used.\n\nFound by a modified version of syzkaller.\n\nBUG: KASAN: slab-out-of-bounds in nla_put\nCall Trace:\n memcpy\n nla_put\n nfc_genl_dump_targets\n genl_lock_dumpit\n netlink_dump\n __netlink_dump_start\n genl_family_rcv_msg_dumpit\n genl_rcv_msg\n netlink_rcv_skb\n genl_rcv\n netlink_unicast\n netlink_sendmsg\n sock_sendmsg\n ____sys_sendmsg\n ___sys_sendmsg\n __sys_sendmsg\n do_syscall_64",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "361f3cb7f9cfdb82c80926d0e7843c098c034545",
              "status": "affected",
              "versionType": "git",
              "lessThan": "9da4a0411f3455e3885831d0758bee3e3d565bbc"
            },
            {
              "version": "361f3cb7f9cfdb82c80926d0e7843c098c034545",
              "status": "affected",
              "versionType": "git",
              "lessThan": "61a7e15d55fae329a245535c3bac494e401005b8"
            },
            {
              "version": "361f3cb7f9cfdb82c80926d0e7843c098c034545",
              "status": "affected",
              "versionType": "git",
              "lessThan": "bef2f478513e7367ef3b05441f6afca981de29be"
            },
            {
              "version": "361f3cb7f9cfdb82c80926d0e7843c098c034545",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8bddef54cbe9ede5ac7478f1e1e968fcfe7e6f03"
            },
            {
              "version": "361f3cb7f9cfdb82c80926d0e7843c098c034545",
              "status": "affected",
              "versionType": "git",
              "lessThan": "aea9e64dec2cc6cd742e07ecd4e6236fc76b389b"
            },
            {
              "version": "361f3cb7f9cfdb82c80926d0e7843c098c034545",
              "status": "affected",
              "versionType": "git",
              "lessThan": "aae9c24ebd901f482e6c88b6f9e0c80dc5b536d6"
            },
            {
              "version": "361f3cb7f9cfdb82c80926d0e7843c098c034545",
              "status": "affected",
              "versionType": "git",
              "lessThan": "755019e37815a66bb0a23893debbd3dd640ccbd3"
            },
            {
              "version": "361f3cb7f9cfdb82c80926d0e7843c098c034545",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e491285b4d08884b622638be8e4961eb43b0af64"
            },
            {
              "version": "361f3cb7f9cfdb82c80926d0e7843c098c034545",
              "status": "affected",
              "versionType": "git",
              "lessThan": "9f28157778ede0d4f183f7ab3b46995bb400abbe"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "3.3",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "3.3"
            },
            {
              "version": "4.9.337",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.9.*"
            },
            {
              "version": "4.14.303",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "version": "4.19.270",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.229",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.163",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.86",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.0.16",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.0.*"
            },
            {
              "version": "6.1.2",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.2",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}