{
  "fix": "RHSA-2026:19342",
  "url": "https://patchblox.com/security/fix/linux/rhsa-2026-19342",
  "summary": "RHSA-2026:19342, released April 30, 2026, fixes 5 CVEs across 7 products. None of them is reported as exploited. Patch Radar priority: Urgent.",
  "platform": "linux",
  "type": "advisory",
  "title": "Security update for 7 packages",
  "released": "2026-04-30T14:22:30Z",
  "priority": "Urgent",
  "priorityTier": 2,
  "priorityReason": "Closes CVE-2026-34000, rated Critical",
  "supported": true,
  "cveCount": 5,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00489,
  "maxCvss": 9.8,
  "vendorAdvisory": "https://access.redhat.com/errata/RHSA-2026:19342",
  "appliesTo": [
    {
      "product": "tigervnc",
      "productUrl": "https://patchblox.com/security/product/linux/tigervnc",
      "release": "RHEL 9",
      "fixedVersion": "0:1.15.0-7.el9_8.1",
      "supported": true
    },
    {
      "product": "tigervnc-icons",
      "productUrl": "https://patchblox.com/security/product/linux/tigervnc-icons",
      "release": "RHEL 9",
      "fixedVersion": "0:1.15.0-7.el9_8.1",
      "supported": true
    },
    {
      "product": "tigervnc-license",
      "productUrl": "https://patchblox.com/security/product/linux/tigervnc-license",
      "release": "RHEL 9",
      "fixedVersion": "0:1.15.0-7.el9_8.1",
      "supported": true
    },
    {
      "product": "tigervnc-selinux",
      "productUrl": "https://patchblox.com/security/product/linux/tigervnc-selinux",
      "release": "RHEL 9",
      "fixedVersion": "0:1.15.0-7.el9_8.1",
      "supported": true
    },
    {
      "product": "tigervnc-server",
      "productUrl": "https://patchblox.com/security/product/linux/tigervnc-server",
      "release": "RHEL 9",
      "fixedVersion": "0:1.15.0-7.el9_8.1",
      "supported": true
    },
    {
      "product": "tigervnc-server-minimal",
      "productUrl": "https://patchblox.com/security/product/linux/tigervnc-server-minimal",
      "release": "RHEL 9",
      "fixedVersion": "0:1.15.0-7.el9_8.1",
      "supported": true
    },
    {
      "product": "tigervnc-server-module",
      "productUrl": "https://patchblox.com/security/product/linux/tigervnc-server-module",
      "release": "RHEL 9",
      "fixedVersion": "0:1.15.0-7.el9_8.1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-34000",
      "url": "https://patchblox.com/security/cve/CVE-2026-34000",
      "title": "xorg-server: A flaw was found in the X.Org X server",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.1,
      "epss": 0.00489,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-33999",
      "url": "https://patchblox.com/security/cve/CVE-2026-33999",
      "title": "Xorg: xwayland: x.org x server: denial of service via integer underflow in xkb compatibility map handling",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.8,
      "epss": 0.0038,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-34001",
      "url": "https://patchblox.com/security/cve/CVE-2026-34001",
      "title": "xorg-x11-server-common: X.Org is an open-source implementation of the X Window System",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.00264,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-34352",
      "url": "https://patchblox.com/security/cve/CVE-2026-34352",
      "title": "tigervnc: Virtual Network Computing (VNC) is a remote display system which allows users to view a computing desktop environment...",
      "priority": "High",
      "severity": "Important",
      "cvss": 9.8,
      "epss": 0.00251,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-34003",
      "url": "https://patchblox.com/security/cve/CVE-2026-34003",
      "title": "xorg-x11-server-common: X.Org is an open-source implementation of the X Window System",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.0025,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T12:40:37Z"
}