{
  "fix": "ALAS2023-2025-1253",
  "url": "https://patchblox.com/security/fix/linux/alas2023-2025-1253",
  "summary": "ALAS2023-2025-1253, released October 27, 2025, fixes 18 CVEs across 22 products. None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "Security update for 22 packages",
  "released": "2025-10-27T14:26:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2025-40048, high severity",
  "supported": true,
  "cveCount": 18,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00644,
  "maxCvss": 8.4,
  "vendorAdvisory": "https://alas.aws.amazon.com/AL2023/ALAS-2025-1253.html",
  "appliesTo": [
    {
      "product": "bpftool",
      "productUrl": "https://patchblox.com/security/product/linux/bpftool",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "bpftool-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/bpftool-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "kernel",
      "productUrl": "https://patchblox.com/security/product/linux/kernel",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "kernel-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "kernel-debuginfo-common-aarch64",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-debuginfo-common-aarch64",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "kernel-debuginfo-common-x86_64",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-debuginfo-common-x86-64",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "kernel-devel",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-devel",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "kernel-headers",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-headers",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "kernel-libbpf",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-libbpf",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "kernel-libbpf-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-libbpf-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "kernel-libbpf-devel",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-libbpf-devel",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "kernel-libbpf-static",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-libbpf-static",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "kernel-livepatch-6.1.156-177.286",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-livepatch-6.1.156-177.286",
      "release": "amzn 2023",
      "fixedVersion": "1:1.0-0.amzn2023",
      "supported": true
    },
    {
      "product": "kernel-modules-extra",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-modules-extra",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "kernel-modules-extra-common",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-modules-extra-common",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "kernel-tools",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-tools",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "kernel-tools-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-tools-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "kernel-tools-devel",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-tools-devel",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "perf",
      "productUrl": "https://patchblox.com/security/product/linux/perf",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "perf-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/perf-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "python3-perf",
      "productUrl": "https://patchblox.com/security/product/linux/python3-perf",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    },
    {
      "product": "python3-perf-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/python3-perf-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:6.1.156-177.286.amzn2023",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2025-40048",
      "url": "https://patchblox.com/security/cve/CVE-2025-40048",
      "title": "uio_hv_generic: Let userspace take care of interrupt mask",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.4,
      "epss": 0.00644,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-40186",
      "url": "https://patchblox.com/security/cve/CVE-2025-40186",
      "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  tcp: Don\u0027t call reqsk_fastopen_remove() in tcp_c...",
      "priority": "High",
      "severity": "high",
      "cvss": 8.1,
      "epss": 0.00585,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-40035",
      "url": "https://patchblox.com/security/cve/CVE-2025-40035",
      "title": "Input: uinput - zero-initialize uinput_ff_upload_compat to avoid info leak",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.1,
      "epss": 0.0023,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-40068",
      "url": "https://patchblox.com/security/cve/CVE-2025-40068",
      "title": "fs: ntfs3: Fix integer overflow in run_unpack()",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.4,
      "epss": 0.00182,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-39998",
      "url": "https://patchblox.com/security/cve/CVE-2025-39998",
      "title": "scsi: target: target_core_configfs: Add length check to avoid buffer overflow",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.00177,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-40044",
      "url": "https://patchblox.com/security/cve/CVE-2025-40044",
      "title": "fs: udf: fix OOB read in lengthAllocDescs handling",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.8,
      "epss": 0.00173,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-40123",
      "url": "https://patchblox.com/security/cve/CVE-2025-40123",
      "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  bpf: Enforce expected_attach_type for tailcall c...",
      "priority": "High",
      "severity": "high",
      "cvss": 7.8,
      "epss": 0.00166,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-40081",
      "url": "https://patchblox.com/security/cve/CVE-2025-40081",
      "title": "perf: arm_spe: Prevent overflow in PERF_IDX2OFF()",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.00154,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-40018",
      "url": "https://patchblox.com/security/cve/CVE-2025-40018",
      "title": "ipvs: Defer ip_vs_ftp unregister during netns cleanup",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.0015,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-40078",
      "url": "https://patchblox.com/security/cve/CVE-2025-40078",
      "title": "bpf: Explicitly check accesses to bpf_sock_addr",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 5.5,
      "epss": 0.00245,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-40070",
      "url": "https://patchblox.com/security/cve/CVE-2025-40070",
      "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  pps: fix warning in pps_register_cdev when regis...",
      "priority": "Routine",
      "severity": "IMPORTANT",
      "cvss": 5.5,
      "epss": 0.0024,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-40115",
      "url": "https://patchblox.com/security/cve/CVE-2025-40115",
      "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  scsi: mpt3sas: Fix crash in transport port remov...",
      "priority": "Routine",
      "severity": "IMPORTANT",
      "cvss": 5.5,
      "epss": 0.00232,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-40134",
      "url": "https://patchblox.com/security/cve/CVE-2025-40134",
      "title": "kernel-64k-debug-modules-core: The kernel packages contain the Linux kernel, the core of any Linux operating system",
      "priority": "Routine",
      "severity": "moderate",
      "cvss": 4.7,
      "epss": 0.00227,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-40049",
      "url": "https://patchblox.com/security/cve/CVE-2025-40049",
      "title": "Squashfs: fix uninit-value in squashfs_get_parent",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 5.5,
      "epss": 0.00225,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-40109",
      "url": "https://patchblox.com/security/cve/CVE-2025-40109",
      "title": "crypto: rng - Ensure set_ent is always present",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 5.5,
      "epss": 0.00225,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-40125",
      "url": "https://patchblox.com/security/cve/CVE-2025-40125",
      "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  blk-mq: check kobject state_in_sysfs before dele...",
      "priority": "Routine",
      "severity": "IMPORTANT",
      "cvss": 5.5,
      "epss": 0.00225,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-40153",
      "url": "https://patchblox.com/security/cve/CVE-2025-40153",
      "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  mm: hugetlb: avoid soft lockup when mprotect to...",
      "priority": "Routine",
      "severity": "IMPORTANT",
      "cvss": 5.5,
      "epss": 0.00211,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-40080",
      "url": "https://patchblox.com/security/cve/CVE-2025-40080",
      "title": "nbd: restrict sockets to TCP and UDP",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 6.1,
      "epss": 0.00206,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-10T13:56:55Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}