{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2023-54154",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2023-54154"
  ],
  "published": "2025-12-24T13:11:50Z",
  "summary": "scsi: target: core: Fix target_cmd_counter leak",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: target: core: Fix target_cmd_counter leak\n\nThe target_cmd_counter struct allocated via target_alloc_cmd_counter() is\nnever freed, resulting in leaks across various transport types, e.g.:\n\n unreferenced object 0xffff88801f920120 (size 96):\n  comm \"sh\", pid 102, jiffies 4294892535 (age 713.412s)\n  hex dump (first 32 bytes):\n    07 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n    00 00 00 00 00 00 00 00 38 01 92 1f 80 88 ff ff  ........8.......\n  backtrace:\n    [<00000000e58a6252>] kmalloc_trace+0x11/0x20\n    [<0000000043af4b2f>] target_alloc_cmd_counter+0x17/0x90 [target_core_mod]\n    [<000000007da2dfa7>] target_setup_session+0x2d/0x140 [target_core_mod]\n    [<0000000068feef86>] tcm_loop_tpg_nexus_store+0x19b/0x350 [tcm_loop]\n    [<000000006a80e021>] configfs_write_iter+0xb1/0x120\n    [<00000000e9f4d860>] vfs_write+0x2e4/0x3c0\n    [<000000008143433b>] ksys_write+0x80/0xb0\n    [<00000000a7df29b2>] do_syscall_64+0x42/0x90\n    [<0000000053f45fb8>] entry_SYSCALL_64_after_hwframe+0x6e/0xd8\n\nFree the structure alongside the corresponding iscsit_conn / se_sess\nparent.",
  "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": "6.1.55",
            "compiled_filter": false
          }
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-54154"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/1cd41d1669bcbc5052afa897f85608a62ff3fb30"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/f84639c5ac5f4f95b3992da1af4ff382ebf2e819"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/d14e3e553e05cb763964c991fe6acb0a6a1c6f9c"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-24T06:48:58Z"
  }
}