{
  "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-2022-49305",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-49305",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-02-26T02:10:38.212Z",
    "updatedAt": "2026-05-11T18:57:07.127Z",
    "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": "drivers: staging: rtl8192u: Fix deadlock in ieee80211_beacons_stop()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrivers: staging: rtl8192u: Fix deadlock in ieee80211_beacons_stop()\n\nThere is a deadlock in ieee80211_beacons_stop(), which is shown below:\n\n   (Thread 1)              |      (Thread 2)\n                           | ieee80211_send_beacon()\nieee80211_beacons_stop()   |  mod_timer()\n spin_lock_irqsave() //(1) |  (wait a time)\n ...                       | ieee80211_send_beacon_cb()\n del_timer_sync()          |  spin_lock_irqsave() //(2)\n (wait timer to stop)      |  ...\n\nWe hold ieee->beacon_lock in position (1) of thread 1 and use\ndel_timer_sync() to wait timer to stop, but timer handler\nalso need ieee->beacon_lock in position (2) of thread 2.\nAs a result, ieee80211_beacons_stop() will block forever.\n\nThis patch extracts del_timer_sync() from the protection of\nspin_lock_irqsave(), which could let timer handler to obtain\nthe needed lock.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "8fc8598e61f6f384f3eaf1d9b09500c12af47b37",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b465bb2ebf666116c1ac745cb80c65154dc0d27e"
            },
            {
              "version": "8fc8598e61f6f384f3eaf1d9b09500c12af47b37",
              "status": "affected",
              "versionType": "git",
              "lessThan": "1fbe033c52480f7954c057510040fa6286c4ea25"
            },
            {
              "version": "8fc8598e61f6f384f3eaf1d9b09500c12af47b37",
              "status": "affected",
              "versionType": "git",
              "lessThan": "66f769762f65d957f688f3258755c6ec410bf710"
            },
            {
              "version": "8fc8598e61f6f384f3eaf1d9b09500c12af47b37",
              "status": "affected",
              "versionType": "git",
              "lessThan": "042915c1bfedd684c1d98a841794ee203200571a"
            },
            {
              "version": "8fc8598e61f6f384f3eaf1d9b09500c12af47b37",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ffc9cab7243f8151be37966301307bfd3cda2db3"
            },
            {
              "version": "8fc8598e61f6f384f3eaf1d9b09500c12af47b37",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b34cb54923a6e5ddefbaf358c85c922c6ab456e2"
            },
            {
              "version": "8fc8598e61f6f384f3eaf1d9b09500c12af47b37",
              "status": "affected",
              "versionType": "git",
              "lessThan": "806c7b53414934ba2a39449b31fd1a038e500273"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "2.6.33",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "2.6.33"
            },
            {
              "version": "4.19.247",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.198",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.122",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.47",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "5.17.15",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.17.*"
            },
            {
              "version": "5.18.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.18.*"
            },
            {
              "version": "5.19",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}