{
  "fix": "RHSA-2026:9683",
  "url": "https://patchblox.com/security/fix/linux/rhsa-2026-9683",
  "summary": "RHSA-2026:9683, released April 30, 2026, fixes 12 CVEs across 20 products. None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "Security update for 20 packages",
  "released": "2026-04-30T14:06:33Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2026-33416, high severity",
  "supported": true,
  "cveCount": 12,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.01071,
  "maxCvss": 8.8,
  "vendorAdvisory": "https://access.redhat.com/errata/RHSA-2026:9683",
  "appliesTo": [
    {
      "product": "java-1.8.0-openjdk",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk",
      "release": "RHEL 9",
      "fixedVersion": "1:1.8.0.492.b09-2.el9",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-accessibility",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-accessibility",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-accessibility-fastdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-accessibility-fastdebug",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-accessibility-slowdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-accessibility-slowdebug",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-demo",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-demo",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-demo",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-demo",
      "release": "RHEL 9",
      "fixedVersion": "1:1.8.0.492.b09-2.el9",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-demo-fastdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-demo-fastdebug",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-demo-fastdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-demo-fastdebug",
      "release": "RHEL 9",
      "fixedVersion": "1:1.8.0.492.b09-2.el9",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-demo-slowdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-demo-slowdebug",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-demo-slowdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-demo-slowdebug",
      "release": "RHEL 9",
      "fixedVersion": "1:1.8.0.492.b09-2.el9",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-devel",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-devel",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-devel",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-devel",
      "release": "RHEL 9",
      "fixedVersion": "1:1.8.0.492.b09-2.el9",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-devel-fastdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-devel-fastdebug",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-devel-fastdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-devel-fastdebug",
      "release": "RHEL 9",
      "fixedVersion": "1:1.8.0.492.b09-2.el9",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-devel-slowdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-devel-slowdebug",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-devel-slowdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-devel-slowdebug",
      "release": "RHEL 9",
      "fixedVersion": "1:1.8.0.492.b09-2.el9",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-fastdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-fastdebug",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-fastdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-fastdebug",
      "release": "RHEL 9",
      "fixedVersion": "1:1.8.0.492.b09-2.el9",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-headless",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-headless",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-headless",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-headless",
      "release": "RHEL 9",
      "fixedVersion": "1:1.8.0.492.b09-2.el9",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-headless-fastdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-headless-fastdebug",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-headless-fastdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-headless-fastdebug",
      "release": "RHEL 9",
      "fixedVersion": "1:1.8.0.492.b09-2.el9",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-headless-slowdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-headless-slowdebug",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-headless-slowdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-headless-slowdebug",
      "release": "RHEL 9",
      "fixedVersion": "1:1.8.0.492.b09-2.el9",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-javadoc",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-javadoc",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-javadoc",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-javadoc",
      "release": "RHEL 9",
      "fixedVersion": "1:1.8.0.492.b09-2.el9",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-javadoc-zip",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-javadoc-zip",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-javadoc-zip",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-javadoc-zip",
      "release": "RHEL 9",
      "fixedVersion": "1:1.8.0.492.b09-2.el9",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-slowdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-slowdebug",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-slowdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-slowdebug",
      "release": "RHEL 9",
      "fixedVersion": "1:1.8.0.492.b09-2.el9",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-src",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-src",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-src",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-src",
      "release": "RHEL 9",
      "fixedVersion": "1:1.8.0.492.b09-2.el9",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-src-fastdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-src-fastdebug",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-src-fastdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-src-fastdebug",
      "release": "RHEL 9",
      "fixedVersion": "1:1.8.0.492.b09-2.el9",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-src-slowdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-src-slowdebug",
      "release": "RHEL 8",
      "fixedVersion": "1:1.8.0.492.b09-1.el8",
      "supported": true
    },
    {
      "product": "java-1.8.0-openjdk-src-slowdebug",
      "productUrl": "https://patchblox.com/security/product/linux/java-1.8.0-openjdk-src-slowdebug",
      "release": "RHEL 9",
      "fixedVersion": "1:1.8.0.492.b09-2.el9",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-33416",
      "url": "https://patchblox.com/security/cve/CVE-2026-33416",
      "title": "LIBPNG has use-after-free via pointer aliasing in \u0060png_set_tRNS\u0060 and \u0060png_set_PLTE\u0060",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.01071,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-33636",
      "url": "https://patchblox.com/security/cve/CVE-2026-33636",
      "title": "LIBPNG has ARM NEON Palette Expansion Out-of-Bounds Read on AArch64",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.00751,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-22016",
      "url": "https://patchblox.com/security/cve/CVE-2026-22016",
      "title": "Java(TM) SE Development Kit 21 and 1 other: Exposure of Sensitive Information to an Unauthorized Actor",
      "priority": "High",
      "severity": "high",
      "cvss": 7.6,
      "epss": 0.00702,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-26740",
      "url": "https://patchblox.com/security/cve/CVE-2026-26740",
      "title": "java-17-openjdk: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Develop...",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.2,
      "epss": 0.00657,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-22021",
      "url": "https://patchblox.com/security/cve/CVE-2026-22021",
      "title": "Java(TM) SE Development Kit 21 and 1 other: Uncontrolled Resource Consumption",
      "priority": "High",
      "severity": "medium",
      "cvss": 7.6,
      "epss": 0.00305,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-22018",
      "url": "https://patchblox.com/security/cve/CVE-2026-22018",
      "title": "Java(TM) SE Development Kit 21 and 1 other: Allocation of Resources Without Limits or Throttling",
      "priority": "High",
      "severity": "low",
      "cvss": 7.6,
      "epss": 0.00269,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-22013",
      "url": "https://patchblox.com/security/cve/CVE-2026-22013",
      "title": "Java(TM) SE Development Kit 21 and 1 other: Protection Mechanism Failure",
      "priority": "High",
      "severity": "medium",
      "cvss": 7.6,
      "epss": 0.00258,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-22695",
      "url": "https://patchblox.com/security/cve/CVE-2026-22695",
      "title": "LIBPNG has a heap buffer over-read in png_image_read_direct_scaled (regression from CVE-2025-65018 fix)",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.1,
      "epss": 0.00222,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-23865",
      "url": "https://patchblox.com/security/cve/CVE-2026-23865",
      "title": "An integer overflow in the tt_var_load_item_variation_store function of the Freetype library in versions 2.13.2 and 2.13.3 may allow for an out of bounds read operation when parsing HVAR/VVAR/MVAR tables in OpenType variable fonts. This issue is fixed in version 2.14.2.",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.6,
      "epss": 0.00166,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-22801",
      "url": "https://patchblox.com/security/cve/CVE-2026-22801",
      "title": "LIBPNG has an integer truncation causing heap buffer over-read in png_image_write_*",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.8,
      "epss": 0.00134,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-22007",
      "url": "https://patchblox.com/security/cve/CVE-2026-22007",
      "title": "Java(TM) SE Development Kit 21 and 1 other: Exposure of Sensitive Information to an Unauthorized Actor",
      "priority": "High",
      "severity": "low",
      "cvss": 7.6,
      "epss": 0.00124,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-34268",
      "url": "https://patchblox.com/security/cve/CVE-2026-34268",
      "title": "Java(TM) SE Development Kit 21 and 1 other: Exposure of Sensitive Information to an Unauthorized Actor",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.6,
      "epss": 0.00122,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T06:34:28Z"
}