{
  "cveId": "CVE-2023-54397",
  "url": "https://patchblox.com/security/cve/CVE-2023-54397",
  "summary": "CVE-2023-54397 is fixed in 3 products on 1 platform, first by DEBIAN-CVE-2023-54397, released September 17, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "python-tornado: This update for python-tornado fixes the following issues:\n\n- CVE-2023-54397: Tornado before 6.3.3 contains an HTTP r...",
  "description": "This update for python-tornado fixes the following issues:\n\n- CVE-2023-54397: Tornado before 6.3.3 contains an HTTP request smuggling vulnerability due to improper parsing of\n  Content-Length headers accepting non-standard characters. At (bsc#1280689).\n- CVE-2024-58384: CRLF injection in CurlAsyncHTTPClient headers (bsc#1281059).\n- CVE-2026-91990: splitting of multipart data before validation of the \u0060max_parts\u0060 limit allows for resource exhaustion\n  and a denial of service (bsc#1281439).\n- CVE-2026-91991: incomplete fix for cookie attribute injection allows for cookie validation bypass via semicolon-\n  delimited data in capitalized parameters (bsc#1281440).",
  "published": "2026-09-15T09:17:00Z",
  "severity": "Medium",
  "epss": 0.00377,
  "epssPercentile": 0.31922,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "python-tornado",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.4.0-1",
      "fix": "DEBIAN-CVE-2023-54397",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-54397",
      "released": "2026-09-17T18:08:54Z"
    },
    {
      "platform": "linux",
      "product": "python-tornado",
      "release": "Debian 14",
      "fixedVersion": "6.4.0-1",
      "fix": "DEBIAN-CVE-2023-54397",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-54397",
      "released": "2026-09-17T18:08:54Z"
    },
    {
      "platform": "linux",
      "product": "python-tornado",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "4.5.3-1ubuntu0.2\u002Besm4",
      "fix": "python-tornado 4.5.3-1ubuntu0.2\u002Besm4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-python-tornado-4.5.3-1ubuntu0.2-esm4",
      "released": "2026-10-24T13:26:02Z"
    },
    {
      "platform": "linux",
      "product": "python-tornado",
      "release": "sles 15.6",
      "fixedVersion": "4.5.3-150000.3.31.1",
      "fix": "SUSE-SU-2026:4404-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-4404-1",
      "released": "2026-09-30T11:54:12Z"
    },
    {
      "platform": "linux",
      "product": "python-tornado",
      "release": "sles 15.7",
      "fixedVersion": "4.5.3-150000.3.31.1",
      "fix": "SUSE-SU-2026:4404-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-4404-1",
      "released": "2026-09-30T11:54:12Z"
    },
    {
      "platform": "linux",
      "product": "python-tornado6",
      "release": "sles 15.6",
      "fixedVersion": "6.3.2-150400.9.27.1",
      "fix": "SUSE-SU-2026:4403-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-4403-1",
      "released": "2026-09-30T11:52:28Z"
    },
    {
      "platform": "linux",
      "product": "python-tornado6",
      "release": "sles 15.7",
      "fixedVersion": "6.3.2-150400.9.27.1",
      "fix": "SUSE-SU-2026:4403-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-4403-1",
      "released": "2026-09-30T11:52:28Z"
    },
    {
      "platform": "linux",
      "product": "python3-tornado",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "4.5.3-1ubuntu0.2\u002Besm4",
      "fix": "python3-tornado 4.5.3-1ubuntu0.2\u002Besm4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-python3-tornado-4.5.3-1ubuntu0.2-esm4",
      "released": "2026-10-24T13:26:02Z"
    },
    {
      "platform": "linux",
      "product": "python3-tornado",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "6.1.0-3ubuntu0.1~esm6",
      "fix": "python3-tornado 6.1.0-3ubuntu0.1~esm6",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-python3-tornado-6.1.0-3ubuntu0.1-esm6",
      "released": "2026-10-24T13:26:08Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T06:59:42Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}