{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2023-53051",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2023-53051"
  ],
  "published": "2025-05-02T15:56:53Z",
  "summary": "dm crypt: add cond_resched() to dmcrypt_write()",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndm crypt: add cond_resched() to dmcrypt_write()\n\nThe loop in dmcrypt_write may be running for unbounded amount of time,\nthus we need cond_resched() in it.\n\nThis commit fixes the following warning:\n\n[ 3391.153255][   C12] watchdog: BUG: soft lockup - CPU#12 stuck for 23s! [dmcrypt_write/2:2897]\n...\n[ 3391.387210][   C12] Call trace:\n[ 3391.390338][   C12]  blk_attempt_bio_merge.part.6+0x38/0x158\n[ 3391.395970][   C12]  blk_attempt_plug_merge+0xc0/0x1b0\n[ 3391.401085][   C12]  blk_mq_submit_bio+0x398/0x550\n[ 3391.405856][   C12]  submit_bio_noacct+0x308/0x380\n[ 3391.410630][   C12]  dmcrypt_write+0x1e4/0x208 [dm_crypt]\n[ 3391.416005][   C12]  kthread+0x130/0x138\n[ 3391.419911][   C12]  ret_from_fork+0x10/0x18",
  "affected": [
    {
      "package": {
        "ecosystem": "Raspberry Pi OS:12",
        "name": "linux"
      },
      "versions": [
        "1:6.1.21-1+rpt1"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "linux-image-6.1.0-rpi1-rpi-v6",
            "binary_version": "1:6.1.21-1+rpt1"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi1-rpi-v7",
            "binary_version": "1:6.1.21-1+rpt1"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi1-rpi-v7l",
            "binary_version": "1:6.1.21-1+rpt1"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi1-rpi-v8",
            "binary_version": "1:6.1.21-1+rpt1"
          }
        ]
      },
      "database_specific": {
        "per_version": {
          "1:6.1.21-1+rpt1": {
            "linux_commit": "0afb5e98488aed7017b9bf321b575d0177feb7ed",
            "upstream_version": "6.1.21",
            "assessment": "commit ancestry (strak rule)",
            "upstream_fixed": "6.1.22"
          }
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-53051"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/e87cd83f70504f1cd2e428966f353c007d6d2d7f"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/7b9f8efb5fc888dd938d2964e705b8e00f1dc0f6"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/885c28ceae7dab2b18c2cc0eb95f1f82b1f629d1"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/66ff37993dd7e9954b6446237fe2453b380ce40d"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/eb485b7404a281d974bd445ddc5b0b8d5958f371"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/f0eb61b493dbbc32529fbd0d2e945b71b0e47306"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/2c743db1193bf0e76c73d71ede08bd9b96e6c31d"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/fb294b1c0ba982144ca467a75e7d01ff26304e2b"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
  }
}