cvelist/2025/21xxx/CVE-2025-21662.json

{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2025-21662",
        "ASSIGNER": "cve@kernel.org",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/mlx5: Fix variable not being completed when function returns\n\nWhen cmd_alloc_index(), fails cmd_work_handler() needs\nto complete ent->slotted before returning early.\nOtherwise the task which issued the command may hang:\n\n   mlx5_core 0000:01:00.0: cmd_work_handler:877:(pid 3880418): failed to allocate command entry\n   INFO: task kworker/13:2:4055883 blocked for more than 120 seconds.\n         Not tainted 4.19.90-25.44.v2101.ky10.aarch64 #1\n   \"echo 0 > /proc/sys/kernel/hung_task_timeout_secs\" disables this message.\n   kworker/13:2    D    0 4055883      2 0x00000228\n   Workqueue: events mlx5e_tx_dim_work [mlx5_core]\n   Call trace:\n      __switch_to+0xe8/0x150\n      __schedule+0x2a8/0x9b8\n      schedule+0x2c/0x88\n      schedule_timeout+0x204/0x478\n      wait_for_common+0x154/0x250\n      wait_for_completion+0x28/0x38\n      cmd_exec+0x7a0/0xa00 [mlx5_core]\n      mlx5_cmd_exec+0x54/0x80 [mlx5_core]\n      mlx5_core_modify_cq+0x6c/0x80 [mlx5_core]\n      mlx5_core_modify_cq_moderation+0xa0/0xb8 [mlx5_core]\n      mlx5e_tx_dim_work+0x54/0x68 [mlx5_core]\n      process_one_work+0x1b0/0x448\n      worker_thread+0x54/0x468\n      kthread+0x134/0x138\n      ret_from_fork+0x10/0x18"
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Linux",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Linux",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "4baae687a20ef2b82fde12de3c04461e6f2521d6",
                                            "version_value": "f0a2808767ac39f64b1d9a0ff865c255073cf3d4"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "f9caccdd42e999b74303c9b0643300073ed5d319",
                                            "version_value": "229cc10284373fbe754e623b7033dca7e7470ec8"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "485d65e1357123a697c591a5aeb773994b247ad7",
                                            "version_value": "36124081f6ffd9dfaad48830bdf106bb82a9457d"
                                        },
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "version": "6.10",
                                                        "status": "affected"
                                                    },
                                                    {
                                                        "version": "0",
                                                        "lessThan": "6.10",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.1.125",
                                                        "lessThanOrEqual": "6.1.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.6.72",
                                                        "lessThanOrEqual": "6.6.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.12.10",
                                                        "lessThanOrEqual": "6.12.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.13",
                                                        "lessThanOrEqual": "*",
                                                        "status": "unaffected",
                                                        "versionType": "original_commit_for_fix"
                                                    }
                                                ],
                                                "defaultStatus": "affected"
                                            }
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://git.kernel.org/stable/c/f0a2808767ac39f64b1d9a0ff865c255073cf3d4",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/f0a2808767ac39f64b1d9a0ff865c255073cf3d4"
            },
            {
                "url": "https://git.kernel.org/stable/c/229cc10284373fbe754e623b7033dca7e7470ec8",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/229cc10284373fbe754e623b7033dca7e7470ec8"
            },
            {
                "url": "https://git.kernel.org/stable/c/36124081f6ffd9dfaad48830bdf106bb82a9457d",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/36124081f6ffd9dfaad48830bdf106bb82a9457d"
            },
            {
                "url": "https://git.kernel.org/stable/c/0e2909c6bec9048f49d0c8e16887c63b50b14647",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/0e2909c6bec9048f49d0c8e16887c63b50b14647"
            }
        ]
    },
    "generator": {
        "engine": "bippy-5f407fcff5a0"
    }
}