{
  "threat_severity" : "Low",
  "public_date" : "2026-04-21T20:00:00Z",
  "bugzilla" : {
    "description" : "openjdk: OpenJDK: Improved Arena allocations (Oracle CPU 2026-04)",
    "id" : "2460029",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2460029"
  },
  "cvss3" : {
    "cvss3_base_score" : "3.7",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N",
    "status" : "verified"
  },
  "cwe" : "CWE-122",
  "details" : [ "No description is available for this CVE." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Build of OpenJDK 25.0.3",
    "release_date" : "2026-04-23T00:00:00Z",
    "advisory" : "RHSA-2026:9694",
    "cpe" : "cpe:/a:redhat:openjdk:25",
    "package" : "java-25-openjdk-portable"
  }, {
    "product_name" : "Red Hat Enterprise Linux 10",
    "release_date" : "2026-04-22T00:00:00Z",
    "advisory" : "RHSA-2026:9693",
    "cpe" : "cpe:/o:redhat:enterprise_linux:10.1",
    "package" : "java-25-openjdk-1:25.0.3.0.9-1.el10_2"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2026-04-22T00:00:00Z",
    "advisory" : "RHSA-2026:9693",
    "cpe" : "cpe:/a:redhat:enterprise_linux:9",
    "package" : "java-25-openjdk-1:25.0.3.0.9-1.el9"
  }, {
    "product_name" : "Red Hat Hardened Images",
    "release_date" : "2026-04-09T00:00:00Z",
    "advisory" : "RHSA-2026:7286",
    "cpe" : "cpe:/a:redhat:hummingbird:1",
    "package" : "java-25-openjdk-portable-main-25.0.2.0.10-2.1.hum1"
  }, {
    "product_name" : "Red Hat Hardened Images",
    "release_date" : "2026-04-09T00:00:00Z",
    "advisory" : "RHSA-2026:7311",
    "cpe" : "cpe:/a:redhat:hummingbird:1",
    "package" : "java-25-openjdk-main-25.0.2.0.10-5.1.hum1"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat build of OpenJDK 11 ELS",
    "fix_state" : "Not affected",
    "package_name" : "java-11-openjdk",
    "cpe" : "cpe:/a:redhat:openjdk_els:11"
  }, {
    "product_name" : "Red Hat build of OpenJDK 11 ELS",
    "fix_state" : "Not affected",
    "package_name" : "java-11-openjdk-portable",
    "cpe" : "cpe:/a:redhat:openjdk_els:11"
  }, {
    "product_name" : "Red Hat build of OpenJDK 11 ELS",
    "fix_state" : "Not affected",
    "package_name" : "java-11-openjdk-windows",
    "cpe" : "cpe:/a:redhat:openjdk_els:11"
  }, {
    "product_name" : "Red Hat build of OpenJDK 17",
    "fix_state" : "Not affected",
    "package_name" : "java-17-openjdk-portable",
    "cpe" : "cpe:/a:redhat:openjdk:17"
  }, {
    "product_name" : "Red Hat build of OpenJDK 17",
    "fix_state" : "Not affected",
    "package_name" : "java-17-openjdk-windows",
    "cpe" : "cpe:/a:redhat:openjdk:17"
  }, {
    "product_name" : "Red Hat build of OpenJDK 1.8",
    "fix_state" : "Not affected",
    "package_name" : "java-1.8.0-openjdk-portable",
    "cpe" : "cpe:/a:redhat:openjdk:1.8"
  }, {
    "product_name" : "Red Hat build of OpenJDK 1.8",
    "fix_state" : "Not affected",
    "package_name" : "java-1.8.0-openjdk-windows",
    "cpe" : "cpe:/a:redhat:openjdk:1.8"
  }, {
    "product_name" : "Red Hat build of OpenJDK 21",
    "fix_state" : "Not affected",
    "package_name" : "java-21-openjdk-portable",
    "cpe" : "cpe:/a:redhat:openjdk:21"
  }, {
    "product_name" : "Red Hat build of OpenJDK 21",
    "fix_state" : "Not affected",
    "package_name" : "java-21-openjdk-windows",
    "cpe" : "cpe:/a:redhat:openjdk:21"
  }, {
    "product_name" : "Red Hat build of OpenJDK 25",
    "fix_state" : "Affected",
    "package_name" : "java-25-openjdk-windows",
    "cpe" : "cpe:/a:redhat:openjdk:25"
  }, {
    "product_name" : "Red Hat Enterprise Linux 10",
    "fix_state" : "Not affected",
    "package_name" : "java-21-ibm-semeru-certified-jdk",
    "cpe" : "cpe:/o:redhat:enterprise_linux:10"
  }, {
    "product_name" : "Red Hat Enterprise Linux 10",
    "fix_state" : "Not affected",
    "package_name" : "java-21-openjdk",
    "cpe" : "cpe:/o:redhat:enterprise_linux:10"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "java-1.6.0-openjdk",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "java-1.7.0-openjdk",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "java-1.8.0-openjdk",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Out of support scope",
    "package_name" : "java-1.6.0-openjdk",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Out of support scope",
    "package_name" : "java-1.7.0-openjdk",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Not affected",
    "package_name" : "java-1.8.0-openjdk",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Not affected",
    "package_name" : "java-17-openjdk",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Not affected",
    "package_name" : "java-1.8.0-ibm",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Not affected",
    "package_name" : "java-1.8.0-openjdk",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Not affected",
    "package_name" : "java-21-openjdk",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "fix_state" : "Not affected",
    "package_name" : "java-17-openjdk",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "fix_state" : "Not affected",
    "package_name" : "java-1.8.0-openjdk",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "fix_state" : "Not affected",
    "package_name" : "java-21-openjdk",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9"
  }, {
    "product_name" : "Red Hat Hardened Images",
    "fix_state" : "Not affected",
    "package_name" : "java-21-openjdk",
    "cpe" : "cpe:/a:redhat:hummingbird:1"
  }, {
    "product_name" : "Red Hat Hardened Images",
    "fix_state" : "Not affected",
    "package_name" : "java-21-openjdk-portable",
    "cpe" : "cpe:/a:redhat:hummingbird:1"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2026-22008\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-22008\nhttps://www.oracle.com/security-alerts/cpuapr2026.html#AppendixJAVA" ],
  "name" : "CVE-2026-22008",
  "csaw" : false
}