{
  "fix": "ALAS2023-2025-1227",
  "url": "https://patchblox.com/security/fix/linux/alas2023-2025-1227",
  "summary": "ALAS2023-2025-1227, 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-2025-40300, high severity",
  "supported": true,
  "cveCount": 18,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00378,
  "maxCvss": 7.8,
  "vendorAdvisory": "https://alas.aws.amazon.com/AL2023/ALAS-2025-1227.html",
  "appliesTo": [
    {
      "product": "bpftool6.12",
      "productUrl": "https://patchblox.com/security/product/linux/bpftool6.12",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "bpftool6.12-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/bpftool6.12-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "kernel-livepatch-6.12.48-67.114",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-livepatch-6.12.48-67.114",
      "release": "amzn 2023",
      "fixedVersion": "1:1.0-0.amzn2023",
      "supported": true
    },
    {
      "product": "kernel6.12",
      "productUrl": "https://patchblox.com/security/product/linux/kernel6.12",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "kernel6.12-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/kernel6.12-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "kernel6.12-debuginfo-common-aarch64",
      "productUrl": "https://patchblox.com/security/product/linux/kernel6.12-debuginfo-common-aarch64",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "kernel6.12-debuginfo-common-x86_64",
      "productUrl": "https://patchblox.com/security/product/linux/kernel6.12-debuginfo-common-x86-64",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "kernel6.12-devel",
      "productUrl": "https://patchblox.com/security/product/linux/kernel6.12-devel",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "kernel6.12-headers",
      "productUrl": "https://patchblox.com/security/product/linux/kernel6.12-headers",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "kernel6.12-libbpf",
      "productUrl": "https://patchblox.com/security/product/linux/kernel6.12-libbpf",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "kernel6.12-libbpf-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/kernel6.12-libbpf-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "kernel6.12-libbpf-devel",
      "productUrl": "https://patchblox.com/security/product/linux/kernel6.12-libbpf-devel",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "kernel6.12-libbpf-static",
      "productUrl": "https://patchblox.com/security/product/linux/kernel6.12-libbpf-static",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "kernel6.12-modules-extra",
      "productUrl": "https://patchblox.com/security/product/linux/kernel6.12-modules-extra",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "kernel6.12-modules-extra-common",
      "productUrl": "https://patchblox.com/security/product/linux/kernel6.12-modules-extra-common",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "kernel6.12-tools",
      "productUrl": "https://patchblox.com/security/product/linux/kernel6.12-tools",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "kernel6.12-tools-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/kernel6.12-tools-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "kernel6.12-tools-devel",
      "productUrl": "https://patchblox.com/security/product/linux/kernel6.12-tools-devel",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "perf6.12",
      "productUrl": "https://patchblox.com/security/product/linux/perf6.12",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "perf6.12-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/perf6.12-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "python3-perf6.12",
      "productUrl": "https://patchblox.com/security/product/linux/python3-perf6.12",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    },
    {
      "product": "python3-perf6.12-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/python3-perf6.12-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:6.12.48-67.114.amzn2023",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2025-40300",
      "url": "https://patchblox.com/security/cve/CVE-2025-40300",
      "title": "x86/vmscape: Add conditional IBPB mitigation",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.3,
      "epss": 0.00378,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-39880",
      "url": "https://patchblox.com/security/cve/CVE-2025-39880",
      "title": "libceph: fix invalid accesses to ceph_connection_v1_info",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.8,
      "epss": 0.00331,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-38248",
      "url": "https://patchblox.com/security/cve/CVE-2025-38248",
      "title": "bridge: mcast: Fix use-after-free during router port configuration",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.003,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-39677",
      "url": "https://patchblox.com/security/cve/CVE-2025-39677",
      "title": "net/sched: Fix backlog accounting in qdisc_dequeue_internal",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7,
      "epss": 0.00214,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-39913",
      "url": "https://patchblox.com/security/cve/CVE-2025-39913",
      "title": "tcp_bpf: Call sk_msg_free() when tcp_bpf_send_verdict() fails to allocate psock-\u003Ecork.",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.8,
      "epss": 0.00187,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-39914",
      "url": "https://patchblox.com/security/cve/CVE-2025-39914",
      "title": "tracing: Silence warning when chunk allocation fails in trace_pid_write",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7,
      "epss": 0.00169,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-39883",
      "url": "https://patchblox.com/security/cve/CVE-2025-39883",
      "title": "mm/memory-failure: fix VM_BUG_ON_PAGE(PagePoisoned(page)) when unpoison memory",
      "priority": "High",
      "severity": "Low",
      "cvss": 7.6,
      "epss": 0.00157,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-39877",
      "url": "https://patchblox.com/security/cve/CVE-2025-39877",
      "title": "mm/damon/sysfs: fix use-after-free in state_show()",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.8,
      "epss": 0.00154,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-39881",
      "url": "https://patchblox.com/security/cve/CVE-2025-39881",
      "title": "kernfs: Fix UAF in polling when open file is released",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.8,
      "epss": 0.00154,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-39917",
      "url": "https://patchblox.com/security/cve/CVE-2025-39917",
      "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  bpf: Fix out-of-bounds dynptr write in bpf_crypt...",
      "priority": "High",
      "severity": "high",
      "cvss": 7.8,
      "epss": 0.00154,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-39830",
      "url": "https://patchblox.com/security/cve/CVE-2025-39830",
      "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  net/mlx5: HWS, Fix memory leak in hws_pool_buddy...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 5.5,
      "epss": 0.00187,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-39927",
      "url": "https://patchblox.com/security/cve/CVE-2025-39927",
      "title": "ceph: fix race condition validating r_parent before applying state",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 6.4,
      "epss": 0.00154,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-39886",
      "url": "https://patchblox.com/security/cve/CVE-2025-39886",
      "title": "bpf: Tell memcg to use allow_spinning=false path in bpf_timer_init()",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 5.5,
      "epss": 0.00151,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-39909",
      "url": "https://patchblox.com/security/cve/CVE-2025-39909",
      "title": "mm/damon/lru_sort: avoid divide-by-zero in damon_lru_sort_apply_parameters()",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 5.5,
      "epss": 0.0015,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-39916",
      "url": "https://patchblox.com/security/cve/CVE-2025-39916",
      "title": "mm/damon/reclaim: avoid divide-by-zero in damon_reclaim_apply_parameters()",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 5.5,
      "epss": 0.0015,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-39926",
      "url": "https://patchblox.com/security/cve/CVE-2025-39926",
      "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  genetlink: fix genl_bind() invoking bind() after...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 5.5,
      "epss": 0.00148,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-39912",
      "url": "https://patchblox.com/security/cve/CVE-2025-39912",
      "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  nfs/localio: restore creds before releasing page...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 5.5,
      "epss": 0.00146,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-39884",
      "url": "https://patchblox.com/security/cve/CVE-2025-39884",
      "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  btrfs: fix subvolume deletion lockup caused by i...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 5.5,
      "epss": 0.00108,
      "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"
  }
}