{
  "fix": "RXSA-2023:5244",
  "url": "https://patchblox.com/security/fix/linux/rxsa-2023-5244",
  "summary": "RXSA-2023:5244, released October 6, 2023, fixes 8 CVEs in kernel (version 0:4.18.0-477.27.1.el8_8.cloud). None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "kernel security update",
  "released": "2023-10-06T22:19:15Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2023-20593, high severity",
  "supported": true,
  "cveCount": 8,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.05066,
  "maxCvss": 7.8,
  "vendorAdvisory": "https://errata.rockylinux.org/RXSA-2023:5244",
  "appliesTo": [
    {
      "product": "kernel",
      "productUrl": "https://patchblox.com/security/product/linux/kernel",
      "release": "rocky 8",
      "fixedVersion": "0:4.18.0-477.27.1.el8_8.cloud",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2023-20593",
      "url": "https://patchblox.com/security/cve/CVE-2023-20593",
      "title": "amd64-microcode: An issue in \u201CZen 2\u201D CPUs, under specific microarchitectural circumstances,may allow an attacker to potentially access...",
      "priority": "High",
      "severity": "High",
      "cvss": 7.8,
      "epss": 0.05066,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-35001",
      "url": "https://patchblox.com/security/cve/CVE-2023-35001",
      "title": "bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* kernel: i...",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.01544,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-2002",
      "url": "https://patchblox.com/security/cve/CVE-2023-2002",
      "title": "kernel-zfcpdump-devel: The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* kernel: i...",
      "priority": "High",
      "severity": "important",
      "cvss": 7.8,
      "epss": 0.0147,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-4004",
      "url": "https://patchblox.com/security/cve/CVE-2023-4004",
      "title": "bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* kernel: i...",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.00917,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-3390",
      "url": "https://patchblox.com/security/cve/CVE-2023-3390",
      "title": "linux: A use-after-free vulnerability was found in the Linux kernel\u0027s netfilter subsystem in net/netfilter/nf_tables_api.c",
      "priority": "High",
      "severity": "high",
      "cvss": 7.8,
      "epss": 0.00914,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-35788",
      "url": "https://patchblox.com/security/cve/CVE-2023-35788",
      "title": "linux: An issue was discovered in fl_set_geneve_opt in net/sched/cls_flower.c in the Linux kernel before 6.3.7",
      "priority": "High",
      "severity": "high",
      "cvss": 7.8,
      "epss": 0.00524,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-3776",
      "url": "https://patchblox.com/security/cve/CVE-2023-3776",
      "title": "kernel-abi-stablelists: The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* kernel: i...",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.00508,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-3090",
      "url": "https://patchblox.com/security/cve/CVE-2023-3090",
      "title": "kernel-core: The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* kernel: i...",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.00479,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T06:34:28Z"
}