{
  "cveId": "CVE-2023-53259",
  "url": "https://patchblox.com/security/cve/CVE-2023-53259",
  "summary": "CVE-2023-53259 is fixed in 20 products on 1 platform, first by ALAS2023-2023-138, released March 20, 2023. It is not reported as exploited. Patch Radar priority: High.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  VMCI: check context-\u003Enotify_page after call to g...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  VMCI: check context-\u003Enotify_page after call to get_user_pages_fast() to avoid GPF  The call to get_user_pages_fast() in vmci_host_setup_notify() can return NULL context-\u003Enotify_page causing a GPF. To avoid GPF check if context-\u003Enotify_page == NULL and return error if so.  general protection fault, probably for non-canonical address     0xe0009d1000000060: 0000 [#1] PREEMPT SMP KASAN NOPTI KASAN: maybe wild-memory-access in range [0x0005088000000300-     0x0005088000000307] CPU: 2 PID: 26180 Comm: repro_34802241 Not tainted 6.1.0-rc4 #1 Hardware name: Red Hat KVM, BIOS 1.15.0-2.module\u002Bel8.6.0 04/01/2014 RIP: 0010:vmci_ctx_check_signal_notify\u002B0x91/0xe0 Call Trace:  \u003CTASK\u003E  vmci_host_unlocked_ioctl\u002B0x362/0x1f40  __x64_sys_ioctl\u002B0x1a1/0x230  do_syscall_64\u002B0x3a/0x90  entry_SYSCALL_64_after_hwframe\u002B0x63/0xcd",
  "published": "2023-03-20T18:27:00Z",
  "severity": "high",
  "cvss": 7.1,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
  "epss": 0.00152,
  "epssPercentile": 0.04431,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "bpftool",
      "release": "amzn 2023",
      "fixedVersion": "6.1.19-30.43.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "bpftool-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "6.1.19-30.43.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel",
      "release": "amzn 2023",
      "fixedVersion": "6.1.19-30.43.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "6.1.19-30.43.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debuginfo-common-aarch64",
      "release": "amzn 2023",
      "fixedVersion": "6.1.19-30.43.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-debuginfo-common-x86_64",
      "release": "amzn 2023",
      "fixedVersion": "6.1.19-30.43.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-devel",
      "release": "amzn 2023",
      "fixedVersion": "6.1.19-30.43.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-headers",
      "release": "amzn 2023",
      "fixedVersion": "6.1.19-30.43.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-libbpf",
      "release": "amzn 2023",
      "fixedVersion": "6.1.19-30.43.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-libbpf-devel",
      "release": "amzn 2023",
      "fixedVersion": "6.1.19-30.43.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-libbpf-static",
      "release": "amzn 2023",
      "fixedVersion": "6.1.19-30.43.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-livepatch-6.1.19-30.43",
      "release": "amzn 2023",
      "fixedVersion": "1.0-0.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-tools",
      "release": "amzn 2023",
      "fixedVersion": "6.1.19-30.43.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-tools-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "6.1.19-30.43.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "kernel-tools-devel",
      "release": "amzn 2023",
      "fixedVersion": "6.1.19-30.43.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "6.1.20-1",
      "fix": "DEBIAN-CVE-2023-53259",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-53259",
      "released": "2025-09-15T15:15:53Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.1.20-1",
      "fix": "DEBIAN-CVE-2023-53259",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-53259",
      "released": "2025-09-15T15:15:53Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "6.1.20-1",
      "fix": "DEBIAN-CVE-2023-53259",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-53259",
      "released": "2025-09-15T15:15:53Z"
    },
    {
      "platform": "linux",
      "product": "perf",
      "release": "amzn 2023",
      "fixedVersion": "6.1.19-30.43.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "perf-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "6.1.19-30.43.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "python3-perf",
      "release": "amzn 2023",
      "fixedVersion": "6.1.19-30.43.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "python3-perf-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "6.1.19-30.43.amzn2023",
      "fix": "ALAS2023-2023-138",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-138",
      "released": "2023-03-20T18:27:00Z"
    }
  ],
  "noFixYet": [],
  "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"
  }
}