{
  "cveId": "CVE-2021-27365",
  "url": "https://patchblox.com/security/cve/CVE-2021-27365",
  "summary": "CVE-2021-27365 is fixed in 47 products on 1 platform, first by ELSA-2021-9115, released March 17, 2021. It is not reported as exploited. Patch Radar priority: High.",
  "title": "bpftool: scsi: iscsi: Ensure sysfs attributes are limited to PAGE_SIZE (Chris Leech) [1930855 1930856]",
  "description": "scsi: iscsi: Ensure sysfs attributes are limited to PAGE_SIZE (Chris Leech) [1930855 1930856]",
  "published": "2021-03-17T00:00:00Z",
  "severity": "IMPORTANT",
  "cvss": 7.8,
  "epss": 0.02097,
  "epssPercentile": 0.81829,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "bpftool",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "bpftool",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-abi-whitelists",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-abi-whitelists",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-core",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-core",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-cross-headers",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug-core",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug-core",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug-devel",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug-modules",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug-modules",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug-modules-extra",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debug-modules-extra",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-devel",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-doc",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-doc",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-headers",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-modules",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-modules",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-modules-extra",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-modules-extra",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.rt7.77.el8_3",
      "fix": "RHSA-2021:1081",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1081",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-core",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.rt7.77.el8_3",
      "fix": "RHSA-2021:1081",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1081",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-debug",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.rt7.77.el8_3",
      "fix": "RHSA-2021:1081",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1081",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-debug-core",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.rt7.77.el8_3",
      "fix": "RHSA-2021:1081",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1081",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-debug-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.rt7.77.el8_3",
      "fix": "RHSA-2021:1081",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1081",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-debug-kvm",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.rt7.77.el8_3",
      "fix": "RHSA-2021:1081",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1081",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-debug-modules",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.rt7.77.el8_3",
      "fix": "RHSA-2021:1081",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1081",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-debug-modules-extra",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.rt7.77.el8_3",
      "fix": "RHSA-2021:1081",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1081",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.rt7.77.el8_3",
      "fix": "RHSA-2021:1081",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1081",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-kvm",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.rt7.77.el8_3",
      "fix": "RHSA-2021:1081",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1081",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-modules",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.rt7.77.el8_3",
      "fix": "RHSA-2021:1081",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1081",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-rt-modules-extra",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.rt7.77.el8_3",
      "fix": "RHSA-2021:1081",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1081",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-tools",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-tools",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-tools-libs",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-tools-libs",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-tools-libs-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-tools-libs-devel",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-uek",
      "release": "ol 8",
      "fixedVersion": "0:5.4.17-2102.200.13.el8uek",
      "fix": "ELSA-2021-9140",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-9140",
      "released": "2021-03-31T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-uek-container",
      "release": "ol 8",
      "fixedVersion": "0:5.4.17-2036.104.5.el8",
      "fix": "ELSA-2021-9115",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-9115",
      "released": "2021-03-17T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-uek-container-debug",
      "release": "ol 8",
      "fixedVersion": "0:5.4.17-2036.104.5.el8",
      "fix": "ELSA-2021-9115",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-9115",
      "released": "2021-03-17T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-uek-debug",
      "release": "ol 8",
      "fixedVersion": "0:5.4.17-2102.200.13.el8uek",
      "fix": "ELSA-2021-9140",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-9140",
      "released": "2021-03-31T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-uek-debug-devel",
      "release": "ol 8",
      "fixedVersion": "0:5.4.17-2102.200.13.el8uek",
      "fix": "ELSA-2021-9140",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-9140",
      "released": "2021-03-31T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-uek-devel",
      "release": "ol 8",
      "fixedVersion": "0:5.4.17-2102.200.13.el8uek",
      "fix": "ELSA-2021-9140",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-9140",
      "released": "2021-03-31T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-uek-doc",
      "release": "ol 8",
      "fixedVersion": "0:5.4.17-2102.200.13.el8uek",
      "fix": "ELSA-2021-9140",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-9140",
      "released": "2021-03-31T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-uek-tools",
      "release": "ol 8",
      "fixedVersion": "0:5.4.17-2102.200.13.el7uek",
      "fix": "ELSA-2021-9140",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-9140",
      "released": "2021-03-31T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-uek-tools-libs",
      "release": "ol 8",
      "fixedVersion": "0:5.4.17-2102.200.13.el7uek",
      "fix": "ELSA-2021-9140",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-9140",
      "released": "2021-03-31T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-zfcpdump",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-zfcpdump-core",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-zfcpdump-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-zfcpdump-modules",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-zfcpdump-modules-extra",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "perf",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "perf",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "python-perf",
      "release": "ol 8",
      "fixedVersion": "0:5.4.17-2102.200.13.el7uek",
      "fix": "ELSA-2021-9140",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-9140",
      "released": "2021-03-31T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "python3-perf",
      "release": "RHEL 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "RHSA-2021:1093",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-1093",
      "released": "2021-04-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "python3-perf",
      "release": "ol 8",
      "fixedVersion": "0:4.18.0-240.22.1.el8_3",
      "fix": "ELSA-2021-1093",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-1093",
      "released": "2021-04-07T00:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-11T01:43:54Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}