{
  "threat_severity" : "Moderate",
  "public_date" : "2026-07-21T20:00:00Z",
  "bugzilla" : {
    "description" : "openjdk: Improve DTLS handshaking (Oracle CPU 2026-07)",
    "id" : "2502782",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2502782"
  },
  "cvss3" : {
    "cvss3_base_score" : "5.3",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
    "status" : "verified"
  },
  "cwe" : "CWE-400",
  "details" : [ "Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JSSE).  Supported versions that are affected are Oracle Java SE: 11.0.31, 17.0.19, 21.0.11, 25.0.3, 26.0.1; Oracle GraalVM for JDK: 17.0.19 and  21.0.11; Oracle GraalVM Enterprise Edition: 21.3.18. Easily exploitable vulnerability allows unauthenticated attacker with network access via TLS to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition.  Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 5.3 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L).", "A flaw was found in OpenJDK. The DTLS implementation is open to two different DoS attacks." ],
  "affected_release" : [ {
    "product_name" : "OPENJDK ELS 11.0.32",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42881",
    "cpe" : "cpe:/a:redhat:openjdk_els:11",
    "package" : "java-11-openjdk-portable"
  }, {
    "product_name" : "OPENJDK ELS 11.0.32",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42882",
    "cpe" : "cpe:/a:redhat:openjdk_els:11",
    "package" : "java-11-openjdk-windows"
  }, {
    "product_name" : "Red Hat Build of OpenJDK 17.0.20",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42889",
    "cpe" : "cpe:/a:redhat:openjdk:17",
    "package" : "java-17-openjdk-portable"
  }, {
    "product_name" : "Red Hat Build of OpenJDK 17.0.20",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42893",
    "cpe" : "cpe:/a:redhat:openjdk:17",
    "package" : "java-17-openjdk-windows"
  }, {
    "product_name" : "Red Hat Build of OpenJDK 21.0.12",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42897",
    "cpe" : "cpe:/a:redhat:openjdk:21",
    "package" : "java-21-openjdk-portable"
  }, {
    "product_name" : "Red Hat Build of OpenJDK 21.0.12",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42898",
    "cpe" : "cpe:/a:redhat:openjdk:21",
    "package" : "java-21-openjdk-windows"
  }, {
    "product_name" : "Red Hat Build of OpenJDK 25.0.4",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42900",
    "cpe" : "cpe:/a:redhat:openjdk:25",
    "package" : "java-25-openjdk-portable"
  }, {
    "product_name" : "Red Hat Enterprise Linux 10",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42895",
    "cpe" : "cpe:/o:redhat:enterprise_linux:10.2",
    "package" : "java-21-openjdk-1:21.0.12.0.8-1.2.el10_2"
  }, {
    "product_name" : "Red Hat Enterprise Linux 10",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42899",
    "cpe" : "cpe:/o:redhat:enterprise_linux:10.2",
    "package" : "java-25-openjdk-1:25.0.4.0.7-1.1.el10_2"
  }, {
    "product_name" : "Red Hat Enterprise Linux 10",
    "release_date" : "2026-08-10T00:00:00Z",
    "advisory" : "RHSA-2026:52948",
    "cpe" : "cpe:/o:redhat:enterprise_linux:10.2",
    "package" : "java-21-ibm-semeru-certified-jdk-1:21.0.12.0.8-2.el10_2"
  }, {
    "product_name" : "Red Hat Enterprise Linux 10.0 Extended Update Support",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42895",
    "cpe" : "cpe:/o:redhat:enterprise_linux_eus:10.0",
    "package" : "java-21-openjdk-1:21.0.12.0.8-1.1.el10_2"
  }, {
    "product_name" : "Red Hat Enterprise Linux 10.0 Extended Update Support",
    "release_date" : "2026-08-10T00:00:00Z",
    "advisory" : "RHSA-2026:52948",
    "cpe" : "cpe:/o:redhat:enterprise_linux_eus:10.0",
    "package" : "java-21-ibm-semeru-certified-jdk-1:21.0.12.0.8-1.el10_0"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42887",
    "cpe" : "cpe:/a:redhat:enterprise_linux:8",
    "package" : "java-17-openjdk-1:17.0.20.0.8-1.1.el8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42895",
    "cpe" : "cpe:/a:redhat:enterprise_linux:8",
    "package" : "java-21-openjdk-1:21.0.12.0.8-1.1.el8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42887",
    "cpe" : "cpe:/a:redhat:rhel_aus:8.4",
    "package" : "java-17-openjdk-1:17.0.20.0.8-1.1.el8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42887",
    "cpe" : "cpe:/a:redhat:rhel_eus_long_life:8.4",
    "package" : "java-17-openjdk-1:17.0.20.0.8-1.1.el8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42887",
    "cpe" : "cpe:/a:redhat:rhel_aus:8.6",
    "package" : "java-17-openjdk-1:17.0.20.0.8-1.1.el8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42887",
    "cpe" : "cpe:/a:redhat:rhel_eus_long_life:8.6",
    "package" : "java-17-openjdk-1:17.0.20.0.8-1.1.el8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.8 Telecommunications Update Service",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42887",
    "cpe" : "cpe:/a:redhat:rhel_tus:8.8",
    "package" : "java-17-openjdk-1:17.0.20.0.8-1.1.el8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42887",
    "cpe" : "cpe:/a:redhat:rhel_e4s:8.8",
    "package" : "java-17-openjdk-1:17.0.20.0.8-1.1.el8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42887",
    "cpe" : "cpe:/a:redhat:enterprise_linux:9",
    "package" : "java-17-openjdk-1:17.0.20.0.8-1.2.el9"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42895",
    "cpe" : "cpe:/a:redhat:enterprise_linux:9",
    "package" : "java-21-openjdk-1:21.0.12.0.8-1.2.el9"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42899",
    "cpe" : "cpe:/a:redhat:enterprise_linux:9",
    "package" : "java-25-openjdk-1:25.0.4.0.7-1.1.el9"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42887",
    "cpe" : "cpe:/a:redhat:rhel_e4s:9.2",
    "package" : "java-17-openjdk-1:17.0.20.0.8-1.1.el9"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42887",
    "cpe" : "cpe:/a:redhat:rhel_e4s:9.4",
    "package" : "java-17-openjdk-1:17.0.20.0.8-1.1.el9"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42895",
    "cpe" : "cpe:/a:redhat:rhel_e4s:9.4",
    "package" : "java-21-openjdk-1:21.0.12.0.8-1.1.el9"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9.6 Extended Update Support",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42887",
    "cpe" : "cpe:/a:redhat:rhel_eus:9.6",
    "package" : "java-17-openjdk-1:17.0.20.0.8-1.1.el9"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9.6 Extended Update Support",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42895",
    "cpe" : "cpe:/a:redhat:rhel_eus:9.6",
    "package" : "java-21-openjdk-1:21.0.12.0.8-1.1.el9"
  }, {
    "product_name" : "Red Hat OpenJDK 11 els for RHEL 7",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42880",
    "cpe" : "cpe:/a:redhat:openjdk_els:11::el7",
    "package" : "java-11-openjdk-1:11.0.32.0.9-1.el7_9"
  }, {
    "product_name" : "Red Hat OpenJDK 11 els for RHEL 8",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42880",
    "cpe" : "cpe:/a:redhat:openjdk_els:11::el8",
    "package" : "java-11-openjdk-1:11.0.32.0.9-1.el8"
  }, {
    "product_name" : "Red Hat OpenJDK 11 els for RHEL 9",
    "release_date" : "2026-07-23T00:00:00Z",
    "advisory" : "RHSA-2026:42880",
    "cpe" : "cpe:/a:redhat:openjdk_els:11::el9",
    "package" : "java-11-openjdk-1:11.0.32.0.9-1.el9"
  }, {
    "product_name" : "Temurin Build of OpenJDK 25.0.4",
    "release_date" : "2026-07-30T00:00:00Z",
    "advisory" : "RHSA-2026:48845",
    "cpe" : "cpe:/a:redhat:openjdk:25",
    "package" : "java-25-openjdk-windows"
  }, {
    "product_name" : "Red Hat Hardened Images",
    "release_date" : "2026-07-27T00:00:00Z",
    "advisory" : "RHSA-2026:46808",
    "cpe" : "cpe:/a:redhat:hummingbird:1",
    "package" : "java-25-openjdk-portable-main-25.0.4.0.7-2.0.2.hum1"
  }, {
    "product_name" : "Red Hat Hardened Images",
    "release_date" : "2026-08-04T00:00:00Z",
    "advisory" : "RHSA-2026:50281",
    "cpe" : "cpe:/a:redhat:hummingbird:1",
    "package" : "java-21-openjdk-portable-main-21.0.12.0.8-0.1.hum1"
  }, {
    "product_name" : "Red Hat Hardened Images",
    "release_date" : "2026-08-04T00:00:00Z",
    "advisory" : "RHSA-2026:50525",
    "cpe" : "cpe:/a:redhat:hummingbird:1",
    "package" : "java-21-openjdk-main-21.0.12.0.8-0.1.hum1"
  }, {
    "product_name" : "Red Hat Hardened Images",
    "release_date" : "2026-08-10T00:00:00Z",
    "advisory" : "RHSA-2026:52834",
    "cpe" : "cpe:/a:redhat:hummingbird:1",
    "package" : "java-25-openjdk-main-25.0.4.0.7-1.1.1.hum1"
  } ],
  "package_state" : [ {
    "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 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-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 9",
    "fix_state" : "Not affected",
    "package_name" : "java-1.8.0-openjdk",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2026-46917\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-46917" ],
  "name" : "CVE-2026-46917",
  "csaw" : false
}