{
  "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-2026-31583",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-31583",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-04-24T14:42:12.923Z",
    "updatedAt": "2026-10-15T01:17:07.863Z",
    "importedAt": "2026-10-24T01:58:02.025Z",
    "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": "media: em28xx: fix use-after-free in em28xx_v4l2_open()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: em28xx: fix use-after-free in em28xx_v4l2_open()\n\nem28xx_v4l2_open() reads dev->v4l2 without holding dev->lock,\ncreating a race with em28xx_v4l2_init()'s error path and\nem28xx_v4l2_fini(), both of which free the em28xx_v4l2 struct\nand set dev->v4l2 to NULL under dev->lock.\n\nThis race leads to two issues:\n - use-after-free in v4l2_fh_init() when accessing vdev->ctrl_handler,\n   since the video_device is embedded in the freed em28xx_v4l2 struct.\n - NULL pointer dereference in em28xx_resolution_set() when accessing\n   v4l2->norm, since dev->v4l2 has been set to NULL.\n\nFix this by moving the mutex_lock() before the dev->v4l2 read and\nadding a NULL check for dev->v4l2 under the lock.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "8139a4d583abad45eb987b5a99b3281b6d435b7e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3c0283a59e36e3707c4a81f4952e362d31f876b8"
            },
            {
              "version": "8139a4d583abad45eb987b5a99b3281b6d435b7e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "2cbf81f76842e46bdf25823c70e1db4044a65678"
            },
            {
              "version": "8139a4d583abad45eb987b5a99b3281b6d435b7e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "38a327221f7f765e7d853b7bafe47e342441ec85"
            },
            {
              "version": "8139a4d583abad45eb987b5a99b3281b6d435b7e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b5d141ea15f173f15b9f0a72965902f3428c0d92"
            },
            {
              "version": "8139a4d583abad45eb987b5a99b3281b6d435b7e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5fb2940327722b4684d2f964b54c1c90aa277324"
            },
            {
              "version": "8139a4d583abad45eb987b5a99b3281b6d435b7e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "871b8ea8ef39a6c253594649f4339378fad3d0dd"
            },
            {
              "version": "8139a4d583abad45eb987b5a99b3281b6d435b7e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6b9e66437cc6123ddedac141e1b8b6fcf57d2972"
            },
            {
              "version": "8139a4d583abad45eb987b5a99b3281b6d435b7e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "dd2b888e08d3b3d6aacd65d76cd44fac11da750f"
            },
            {
              "version": "8139a4d583abad45eb987b5a99b3281b6d435b7e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a66485a934c7187ae8e36517d40615fa2e961cff"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "3.16",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "3.16"
            },
            {
              "version": "5.10.258",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.209",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.175",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.136",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.83",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.24",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "6.19.14",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.19.*"
            },
            {
              "version": "7.0.1",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.0.*"
            },
            {
              "version": "7.1",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}