{
  "cveId": "CVE-2024-50222",
  "url": "https://patchblox.com/security/cve/CVE-2024-50222",
  "summary": "CVE-2024-50222 is fixed in linux on 1 platform, first by DEBIAN-CVE-2024-50222, released November 9, 2024. It is not reported as exploited. Patch Radar priority: High.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  iov_iter: fix copy_page_from_iter_atomic() if KM...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  iov_iter: fix copy_page_from_iter_atomic() if KMAP_LOCAL_FORCE_MAP  generic/077 on x86_32 CONFIG_DEBUG_KMAP_LOCAL_FORCE_MAP=y with highmem, on huge=always tmpfs, issues a warning and then hangs (interruptibly):  WARNING: CPU: 5 PID: 3517 at mm/highmem.c:622 kunmap_local_indexed\u002B0x62/0xc9 CPU: 5 UID: 0 PID: 3517 Comm: cp Not tainted 6.12.0-rc4 #2 ... copy_page_from_iter_atomic\u002B0xa6/0x5ec generic_perform_write\u002B0xf6/0x1b4 shmem_file_write_iter\u002B0x54/0x67  Fix copy_page_from_iter_atomic() by limiting it in that case (include/linux/skbuff.h skb_frag_must_loop() does similar).  But going forward, perhaps CONFIG_DEBUG_KMAP_LOCAL_FORCE_MAP is too surprising, has outlived its usefulness, and should just be removed?",
  "published": "2024-11-09T11:15:07Z",
  "severity": "high",
  "cvss": 7.8,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
  "epss": 0.00234,
  "epssPercentile": 0.14412,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.11.7-1",
      "fix": "DEBIAN-CVE-2024-50222",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2024-50222",
      "released": "2024-11-09T11:15:07Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "6.11.7-1",
      "fix": "DEBIAN-CVE-2024-50222",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2024-50222",
      "released": "2024-11-09T11:15:07Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T01:18:40Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}