{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2024-36915",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2024-36915"
  ],
  "published": "2024-05-30T15:29:45Z",
  "summary": "nfc: llcp: fix nfc_llcp_setsockopt() unsafe copies",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: llcp: fix nfc_llcp_setsockopt() unsafe copies\n\nsyzbot reported unsafe calls to copy_from_sockptr() [1]\n\nUse copy_safe_from_sockptr() instead.\n\n[1]\n\nBUG: KASAN: slab-out-of-bounds in copy_from_sockptr_offset include/linux/sockptr.h:49 [inline]\n BUG: KASAN: slab-out-of-bounds in copy_from_sockptr include/linux/sockptr.h:55 [inline]\n BUG: KASAN: slab-out-of-bounds in nfc_llcp_setsockopt+0x6c2/0x850 net/nfc/llcp_sock.c:255\nRead of size 4 at addr ffff88801caa1ec3 by task syz-executor459/5078\n\nCPU: 0 PID: 5078 Comm: syz-executor459 Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024\nCall Trace:\n <TASK>\n  __dump_stack lib/dump_stack.c:88 [inline]\n  dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114\n  print_address_description mm/kasan/report.c:377 [inline]\n  print_report+0x169/0x550 mm/kasan/report.c:488\n  kasan_report+0x143/0x180 mm/kasan/report.c:601\n  copy_from_sockptr_offset include/linux/sockptr.h:49 [inline]\n  copy_from_sockptr include/linux/sockptr.h:55 [inline]\n  nfc_llcp_setsockopt+0x6c2/0x850 net/nfc/llcp_sock.c:255\n  do_sock_setsockopt+0x3b1/0x720 net/socket.c:2311\n  __sys_setsockopt+0x1ae/0x250 net/socket.c:2334\n  __do_sys_setsockopt net/socket.c:2343 [inline]\n  __se_sys_setsockopt net/socket.c:2340 [inline]\n  __x64_sys_setsockopt+0xb5/0xd0 net/socket.c:2340\n do_syscall_64+0xfd/0x240\n entry_SYSCALL_64_after_hwframe+0x6d/0x75\nRIP: 0033:0x7f7fac07fd89\nCode: 28 00 00 00 75 05 48 83 c4 28 c3 e8 91 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48\nRSP: 002b:00007fff660eb788 EFLAGS: 00000246 ORIG_RAX: 0000000000000036\nRAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7fac07fd89\nRDX: 0000000000000000 RSI: 0000000000000118 RDI: 0000000000000004\nRBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000000000\nR10: 0000000020000a80 R11: 0000000000000246 R12: 0000000000000000\nR13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000",
  "affected": [
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      "package": {
        "ecosystem": "Raspberry Pi OS:12",
        "name": "linux"
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        "1:6.1.63-1+rpt1",
        "1:6.1.73-1+rpt1",
        "1:6.6.20-1+rpt1",
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            "assessment": "upstream version (no usable Linux commit)",
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          },
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          },
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  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2024-36915"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/298609e7069ce74542a2253a39ccc9717f1d877a"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/0f106133203021533cb753e80d75896f4ad222f8"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/29dc0ea979d433dd3c26abc8fa971550bdc05107"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/7a87441c9651ba37842f4809224aca13a554a26f"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-08-05T11:52:36Z"
  }
}