{
  "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-2022-49748",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-49748",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-03-27T16:42:57.784Z",
    "updatedAt": "2026-05-23T15:22:50.749Z",
    "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": "perf/x86/amd: fix potential integer overflow on shift of a int",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nperf/x86/amd: fix potential integer overflow on shift of a int\n\nThe left shift of int 32 bit integer constant 1 is evaluated using 32 bit\narithmetic and then passed as a 64 bit function argument. In the case where\ni is 32 or more this can lead to an overflow.  Avoid this by shifting\nusing the BIT_ULL macro instead.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "d8a6a443ff0aea5893f0a7f2726973b496b76420",
              "status": "affected",
              "versionType": "git",
              "lessThan": "fbf7b0e4cef3b5470b610f14fb9faa5ee7f63954"
            },
            {
              "version": "471af006a747f1c535c8a8c6c0973c320fe01b22",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f84c9b72fb200633774704d8020f769c88a4b249"
            },
            {
              "version": "471af006a747f1c535c8a8c6c0973c320fe01b22",
              "status": "affected",
              "versionType": "git",
              "lessThan": "14cc13e433e1067557435b1adbf05608d7d47a93"
            },
            {
              "version": "471af006a747f1c535c8a8c6c0973c320fe01b22",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a4d01fb87ece45d4164fd725890211ccf9a307a9"
            },
            {
              "version": "471af006a747f1c535c8a8c6c0973c320fe01b22",
              "status": "affected",
              "versionType": "git",
              "lessThan": "08245672cdc6505550d1a5020603b0a8d4a6dcc7"
            },
            {
              "version": "3512462036dbe44d88e93e75ee8a993781183ddb",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "5.4.22",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.4.231"
            },
            {
              "version": "5.5.6",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.6"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.6",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.6"
            },
            {
              "version": "5.4.231",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.166",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.91",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.9",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.2",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}