{
  "cveId": "CVE-2019-19527",
  "url": "https://patchblox.com/security/cve/CVE-2019-19527",
  "summary": "CVE-2019-19527 is fixed in 37 products on 1 platform, first by RHSA-2020:1372, released April 7, 2020. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "kernel-rt-core: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high...",
  "description": "The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.\n\nSecurity Fix(es):\n\n* kernel: use-after-free caused by a malicious USB device in the drivers/hid/usbhid/hiddev.c driver (CVE-2019-19527)\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.\n\nBug Fix(es):\n\n* kernel-rt: update RT source tree to the RHEL-8.1.z3 source tree (BZ#1794136)\n\n* [kernel-rt-debug] BUG: MAX_LOCKDEP_CHAINS too low! (BZ#1794199)",
  "published": "2020-04-07T00:00:00Z",
  "severity": "Moderate",
  "cvss": 6.8,
  "epss": 0.00445,
  "epssPercentile": 0.38906,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "bpftool",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "bpftool",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-abi-whitelists",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-abi-whitelists",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-core",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-core",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-cross-headers",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug-core",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug-core",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug-devel",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug-modules",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug-modules",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug-modules-extra",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug-modules-extra",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-devel",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-doc",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-doc",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-headers",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-modules",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-modules",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-modules-extra",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-modules-extra",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.rt24.101.el8_1",
      "fix": "RHSA-2020:1378",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1378",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-core",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.rt24.101.el8_1",
      "fix": "RHSA-2020:1378",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1378",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-debug",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.rt24.101.el8_1",
      "fix": "RHSA-2020:1378",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1378",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-debug-core",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.rt24.101.el8_1",
      "fix": "RHSA-2020:1378",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1378",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-debug-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.rt24.101.el8_1",
      "fix": "RHSA-2020:1378",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1378",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-debug-kvm",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.rt24.101.el8_1",
      "fix": "RHSA-2020:1378",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1378",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-debug-modules",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.rt24.101.el8_1",
      "fix": "RHSA-2020:1378",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1378",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-debug-modules-extra",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.rt24.101.el8_1",
      "fix": "RHSA-2020:1378",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1378",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.rt24.101.el8_1",
      "fix": "RHSA-2020:1378",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1378",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-kvm",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.rt24.101.el8_1",
      "fix": "RHSA-2020:1378",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1378",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-modules",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.rt24.101.el8_1",
      "fix": "RHSA-2020:1378",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1378",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-modules-extra",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.rt24.101.el8_1",
      "fix": "RHSA-2020:1378",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1378",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-tools",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-tools",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-tools-libs",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-tools-libs",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-tools-libs-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-tools-libs-devel",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-zfcpdump",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-zfcpdump-core",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-zfcpdump-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-zfcpdump-modules",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-zfcpdump-modules-extra",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "perf",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "perf",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "python3-perf",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "RHSA-2020:1372",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1372",
      "released": "2020-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "python3-perf",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-147.8.1.el8_1",
      "fix": "ELSA-2020-1372",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1372",
      "released": "2020-04-09T00:00:00Z"
    }
  ],
  "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"
  }
}