{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2023-52748",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2023-52748"
  ],
  "published": "2024-05-21T15:34:20Z",
  "summary": "f2fs: avoid format-overflow warning",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: avoid format-overflow warning\n\nWith gcc and W=1 option, there's a warning like this:\n\nfs/f2fs/compress.c: In function \u2018f2fs_init_page_array_cache\u2019:\nfs/f2fs/compress.c:1984:47: error: \u2018%u\u2019 directive writing between\n1 and 7 bytes into a region of size between 5 and 8\n[-Werror=format-overflow=]\n 1984 |  sprintf(slab_name, \"f2fs_page_array_entry-%u:%u\", MAJOR(dev),\n\t\tMINOR(dev));\n      |                                               ^~\n\nString \"f2fs_page_array_entry-%u:%u\" can up to 35. The first \"%u\" can up\nto 4 and the second \"%u\" can up to 7, so total size is \"24 + 4 + 7 = 35\".\nslab_name's size should be 35 rather than 32.",
  "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": "6.1.64",
            "compiled_filter": false
          }
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-52748"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/c041f5ddef00c731c541e00bc8ae97b8c84c682f"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/e4088d7d8f1123006d46a42edf51b8c960a58ef9"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/526dd7540a09ecf87b5f54f3ab4e0a2528f25a79"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/6fca08fd3085253b48fcb1bd243a0a5e18821a00"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/3eebe636cac53886bd5d1cdd55e082ec9e84983f"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/e0d4e8acb3789c5a8651061fbab62ca24a45c063"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
  }
}