{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2023-52884",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2023-52884"
  ],
  "published": "2024-06-21T10:24:08Z",
  "summary": "Input: cyapa - add missing input core locking to suspend/resume functions",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nInput: cyapa - add missing input core locking to suspend/resume functions\n\nGrab input->mutex during suspend/resume functions like it is done in\nother input drivers. This fixes the following warning during system\nsuspend/resume cycle on Samsung Exynos5250-based Snow Chromebook:\n\n------------[ cut here ]------------\nWARNING: CPU: 1 PID: 1680 at drivers/input/input.c:2291 input_device_enabled+0x68/0x6c\nModules linked in: ...\nCPU: 1 PID: 1680 Comm: kworker/u4:12 Tainted: G        W          6.6.0-rc5-next-20231009 #14109\nHardware name: Samsung Exynos (Flattened Device Tree)\nWorkqueue: events_unbound async_run_entry_fn\n unwind_backtrace from show_stack+0x10/0x14\n show_stack from dump_stack_lvl+0x58/0x70\n dump_stack_lvl from __warn+0x1a8/0x1cc\n __warn from warn_slowpath_fmt+0x18c/0x1b4\n warn_slowpath_fmt from input_device_enabled+0x68/0x6c\n input_device_enabled from cyapa_gen3_set_power_mode+0x13c/0x1dc\n cyapa_gen3_set_power_mode from cyapa_reinitialize+0x10c/0x15c\n cyapa_reinitialize from cyapa_resume+0x48/0x98\n cyapa_resume from dpm_run_callback+0x90/0x298\n dpm_run_callback from device_resume+0xb4/0x258\n device_resume from async_resume+0x20/0x64\n async_resume from async_run_entry_fn+0x40/0x15c\n async_run_entry_fn from process_scheduled_works+0xbc/0x6a8\n process_scheduled_works from worker_thread+0x188/0x454\n worker_thread from kthread+0x108/0x140\n kthread from ret_from_fork+0x14/0x28\nException stack(0xf1625fb0 to 0xf1625ff8)\n...\n---[ end trace 0000000000000000 ]---\n...\n------------[ cut here ]------------\nWARNING: CPU: 1 PID: 1680 at drivers/input/input.c:2291 input_device_enabled+0x68/0x6c\nModules linked in: ...\nCPU: 1 PID: 1680 Comm: kworker/u4:12 Tainted: G        W          6.6.0-rc5-next-20231009 #14109\nHardware name: Samsung Exynos (Flattened Device Tree)\nWorkqueue: events_unbound async_run_entry_fn\n unwind_backtrace from show_stack+0x10/0x14\n show_stack from dump_stack_lvl+0x58/0x70\n dump_stack_lvl from __warn+0x1a8/0x1cc\n __warn from warn_slowpath_fmt+0x18c/0x1b4\n warn_slowpath_fmt from input_device_enabled+0x68/0x6c\n input_device_enabled from cyapa_gen3_set_power_mode+0x13c/0x1dc\n cyapa_gen3_set_power_mode from cyapa_reinitialize+0x10c/0x15c\n cyapa_reinitialize from cyapa_resume+0x48/0x98\n cyapa_resume from dpm_run_callback+0x90/0x298\n dpm_run_callback from device_resume+0xb4/0x258\n device_resume from async_resume+0x20/0x64\n async_resume from async_run_entry_fn+0x40/0x15c\n async_run_entry_fn from process_scheduled_works+0xbc/0x6a8\n process_scheduled_works from worker_thread+0x188/0x454\n worker_thread from kthread+0x108/0x140\n kthread from ret_from_fork+0x14/0x28\nException stack(0xf1625fb0 to 0xf1625ff8)\n...\n---[ end trace 0000000000000000 ]---",
  "affected": [
    {
      "package": {
        "ecosystem": "Raspberry Pi OS:12",
        "name": "linux"
      },
      "versions": [
        "1:6.1.47-1+rpt4"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-2712",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v6",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v7",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v7l",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v8",
            "binary_version": "1:6.1.47-1+rpt4"
          }
        ]
      },
      "database_specific": {
        "per_version": {
          "1:6.1.47-1+rpt4": {
            "linux_commit": "655fc658a15ae7a6f37103754adb39ba52a9a14e",
            "upstream_version": "6.1.47",
            "assessment": "commit ancestry (strak rule)",
            "upstream_fixed": "6.1.93",
            "compiled_filter": false
          }
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-52884"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/f99809fdeb50d65bcbc1661ef391af94eebb8a75"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/9400caf566f65c703e99d95f87b00c4b445627a7"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/a4c638ab25786bd5aab5978fe51b2b9be16a4ebd"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/a5fc298fa8f67cf1f0e1fc126eab70578cd40adc"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/7b4e0b39182cf5e677c1fc092a3ec40e621c25b6"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
  }
}