{
  "cveId": "CVE-2019-17543",
  "url": "https://patchblox.com/security/cve/CVE-2019-17543",
  "summary": "CVE-2019-17543 is fixed in 3 products on 1 platform, first by RHSA-2025:11035, released July 15, 2025. It is not reported as exploited. Patch Radar priority: High.",
  "title": "lz4: The lz4 packages provide support for LZ4, a very fast, lossless compression algorithm that provides compression speed...",
  "description": "The lz4 packages provide support for LZ4, a very fast, lossless compression algorithm that provides compression speeds of 400 MB/s per core and scales with multicore CPUs. It also features an extremely fast decoder that reaches speeds of multiple GB/s per core and typically reaches RAM speed limits on multicore systems.\n\nSecurity Fix(es):\n\n* lz4: heap-based buffer overflow in LZ4_write32 (CVE-2019-17543)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
  "published": "2025-07-15T00:00:00Z",
  "severity": "Moderate",
  "cvss": 8.1,
  "epss": 0.10451,
  "epssPercentile": 0.95769,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "lz4",
      "release": "RHEL 8",
      "fixedVersion": "0:1.8.3-5.el8_10",
      "fix": "RHSA-2025:11035",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2025-11035",
      "released": "2025-07-15T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "lz4-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:1.8.3-5.el8_10",
      "fix": "RHSA-2025:11035",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2025-11035",
      "released": "2025-07-15T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "lz4-libs",
      "release": "RHEL 8",
      "fixedVersion": "0:1.8.3-5.el8_10",
      "fix": "RHSA-2025:11035",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2025-11035",
      "released": "2025-07-15T00:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T00:32:44Z"
}