{
  "fix": "RLSA-2026:72623",
  "url": "https://patchblox.com/security/fix/linux/rlsa-2026-72623",
  "summary": "RLSA-2026:72623, released September 30, 2026, fixes 9 CVEs in kernel (version 0:5.14.0-687.53.1.el9_8). None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "kernel security update",
  "released": "2026-09-30T12:05:19Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2026-64102, high severity",
  "supported": true,
  "cveCount": 9,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.005,
  "maxCvss": 9.8,
  "vendorAdvisory": "https://errata.rockylinux.org/RLSA-2026:72623",
  "appliesTo": [
    {
      "product": "kernel",
      "productUrl": "https://patchblox.com/security/product/linux/kernel",
      "release": "rocky 9",
      "fixedVersion": "0:5.14.0-687.53.1.el9_8",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-64102",
      "url": "https://patchblox.com/security/cve/CVE-2026-64102",
      "title": "kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system",
      "priority": "High",
      "severity": "important",
      "cvss": 9.8,
      "epss": 0.005,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-46325",
      "url": "https://patchblox.com/security/cve/CVE-2026-46325",
      "title": "RDMA/rxe: Fix iova-to-va conversion for MR page sizes != PAGE_SIZE",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 9.8,
      "epss": 0.0045,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-63875",
      "url": "https://patchblox.com/security/cve/CVE-2026-63875",
      "title": "kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system",
      "priority": "High",
      "severity": "important",
      "cvss": 8.8,
      "epss": 0.00176,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-64556",
      "url": "https://patchblox.com/security/cve/CVE-2026-64556",
      "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  perf/core: Detach event groups during remove_on_...",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.00162,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-52972",
      "url": "https://patchblox.com/security/cve/CVE-2026-52972",
      "title": "crypto: af_alg - Cap AEAD AD length to 0x80000000",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.00144,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-74753",
      "url": "https://patchblox.com/security/cve/CVE-2026-74753",
      "title": "perf: Reject exited events as group leaders",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.8,
      "epss": 0.00129,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-80522",
      "url": "https://patchblox.com/security/cve/CVE-2026-80522",
      "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  crypto: tegra - fix rctx-\u003Ecryptlen calculation i...",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.00129,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-45942",
      "url": "https://patchblox.com/security/cve/CVE-2026-45942",
      "title": "ext4: fix e4b bitmap inconsistency reports",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.00127,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-53341",
      "url": "https://patchblox.com/security/cve/CVE-2026-53341",
      "title": "kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system",
      "priority": "High",
      "severity": "important",
      "cvss": 8.8,
      "epss": 0.00127,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-08T06:59:42Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}