{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2024-53184",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2024-53184"
  ],
  "published": "2024-12-27T13:53:01Z",
  "summary": "um: ubd: Do not use drvdata in release",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\num: ubd: Do not use drvdata in release\n\nThe drvdata is not available in release. Let's just use container_of()\nto get the ubd instance. Otherwise, removing a ubd device will result\nin a crash:\n\nRIP: 0033:blk_mq_free_tag_set+0x1f/0xba\nRSP: 00000000e2083bf0  EFLAGS: 00010246\nRAX: 000000006021463a RBX: 0000000000000348 RCX: 0000000062604d00\nRDX: 0000000004208060 RSI: 00000000605241a0 RDI: 0000000000000348\nRBP: 00000000e2083c10 R08: 0000000062414010 R09: 00000000601603f7\nR10: 000000000000133a R11: 000000006038c4bd R12: 0000000000000000\nR13: 0000000060213a5c R14: 0000000062405d20 R15: 00000000604f7aa0\nKernel panic - not syncing: Segfault with no mm\nCPU: 0 PID: 17 Comm: kworker/0:1 Not tainted 6.8.0-rc3-00107-gba3f67c11638 #1\nWorkqueue: events mc_work_proc\nStack:\n 00000000 604f7ef0 62c5d000 62405d20\n e2083c30 6002c776 6002c755 600e47ff\n e2083c60 6025ffe3 04208060 603d36e0\nCall Trace:\n [<6002c776>] ubd_device_release+0x21/0x55\n [<6002c755>] ? ubd_device_release+0x0/0x55\n [<600e47ff>] ? kfree+0x0/0x100\n [<6025ffe3>] device_release+0x70/0xba\n [<60381d6a>] kobject_put+0xb5/0xe2\n [<6026027b>] put_device+0x19/0x1c\n [<6026a036>] platform_device_put+0x26/0x29\n [<6026ac5a>] platform_device_unregister+0x2c/0x2e\n [<6002c52e>] ubd_remove+0xb8/0xd6\n [<6002bb74>] ? mconsole_reply+0x0/0x50\n [<6002b926>] mconsole_remove+0x160/0x1cc\n [<6002bbbc>] ? mconsole_reply+0x48/0x50\n [<6003379c>] ? um_set_signals+0x3b/0x43\n [<60061c55>] ? update_min_vruntime+0x14/0x70\n [<6006251f>] ? dequeue_task_fair+0x164/0x235\n [<600620aa>] ? update_cfs_group+0x0/0x40\n [<603a0e77>] ? __schedule+0x0/0x3ed\n [<60033761>] ? um_set_signals+0x0/0x43\n [<6002af6a>] mc_work_proc+0x77/0x91\n [<600520b4>] process_scheduled_works+0x1af/0x2c3\n [<6004ede3>] ? assign_work+0x0/0x58\n [<600527a1>] worker_thread+0x2f7/0x37a\n [<6004ee3b>] ? set_pf_worker+0x0/0x64\n [<6005765d>] ? arch_local_irq_save+0x0/0x2d\n [<60058e07>] ? kthread_exit+0x0/0x3a\n [<600524aa>] ? worker_thread+0x0/0x37a\n [<60058f9f>] kthread+0x130/0x135\n [<6002068e>] new_thread_handler+0x85/0xb6",
  "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": "6.1.120",
            "compiled_filter": false
          }
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2024-53184"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/23d742a3fcd4781eed015a3a93e6a0e3ab1ef2a8"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/300e277e463e6326938dd55ea560eafa0f5c88a5"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/509ba8746f812e45a05034ba18b73db574693d11"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/5727343348f34e11a7c5a2a944d5aa505731d876"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/a5a75207efae4b558aaa34c288de7d6f2e926b4b"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/2d194d951895df214e066d08146e77cb6e02c1d4"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/e6e5a4cded9bef3a1b0a4fac815b7176eb9a18ec"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/16cf8511680809a9f20b3dd224c06d482648f9e2"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/5bee35e5389f450a7eea7318deb9073e9414d3b1"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
  }
}