CVE-2025-21662 (GCVE-0-2025-21662)
Vulnerability from cvelistv5
Published
2025-01-21 12:18
Modified
2025-05-04 13:06
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix variable not being completed when function returns When cmd_alloc_index(), fails cmd_work_handler() needs to complete ent->slotted before returning early. Otherwise the task which issued the command may hang: mlx5_core 0000:01:00.0: cmd_work_handler:877:(pid 3880418): failed to allocate command entry INFO: task kworker/13:2:4055883 blocked for more than 120 seconds. Not tainted 4.19.90-25.44.v2101.ky10.aarch64 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. kworker/13:2 D 0 4055883 2 0x00000228 Workqueue: events mlx5e_tx_dim_work [mlx5_core] Call trace: __switch_to+0xe8/0x150 __schedule+0x2a8/0x9b8 schedule+0x2c/0x88 schedule_timeout+0x204/0x478 wait_for_common+0x154/0x250 wait_for_completion+0x28/0x38 cmd_exec+0x7a0/0xa00 [mlx5_core] mlx5_cmd_exec+0x54/0x80 [mlx5_core] mlx5_core_modify_cq+0x6c/0x80 [mlx5_core] mlx5_core_modify_cq_moderation+0xa0/0xb8 [mlx5_core] mlx5e_tx_dim_work+0x54/0x68 [mlx5_core] process_one_work+0x1b0/0x448 worker_thread+0x54/0x468 kthread+0x134/0x138 ret_from_fork+0x10/0x18
References
Impacted products
Vendor Product Version
Linux Linux Version: 4baae687a20ef2b82fde12de3c04461e6f2521d6
Version: f9caccdd42e999b74303c9b0643300073ed5d319
Version: 485d65e1357123a697c591a5aeb773994b247ad7
Version: 485d65e1357123a697c591a5aeb773994b247ad7
Version: 2d0962d05c93de391ce85f6e764df895f47c8918
Version: 94024332a129c6e4275569d85c0c1bfb2ae2d71b
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/mellanox/mlx5/core/cmd.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "lessThan": "f0a2808767ac39f64b1d9a0ff865c255073cf3d4",
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              "versionType": "git"
            },
            {
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              "version": "f9caccdd42e999b74303c9b0643300073ed5d319",
              "versionType": "git"
            },
            {
              "lessThan": "36124081f6ffd9dfaad48830bdf106bb82a9457d",
              "status": "affected",
              "version": "485d65e1357123a697c591a5aeb773994b247ad7",
              "versionType": "git"
            },
            {
              "lessThan": "0e2909c6bec9048f49d0c8e16887c63b50b14647",
              "status": "affected",
              "version": "485d65e1357123a697c591a5aeb773994b247ad7",
              "versionType": "git"
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              "version": "2d0962d05c93de391ce85f6e764df895f47c8918",
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            {
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              "version": "94024332a129c6e4275569d85c0c1bfb2ae2d71b",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/mellanox/mlx5/core/cmd.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.10"
            },
            {
              "lessThan": "6.10",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.125",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.72",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.10",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.13",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.125",
                  "versionStartIncluding": "6.1.93",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.72",
                  "versionStartIncluding": "6.6.33",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.10",
                  "versionStartIncluding": "6.10",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.13",
                  "versionStartIncluding": "6.10",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionStartIncluding": "6.8.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionStartIncluding": "6.9.3",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "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-\u003eslotted 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 \u003e /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"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-04T13:06:13.866Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/f0a2808767ac39f64b1d9a0ff865c255073cf3d4"
        },
        {
          "url": "https://git.kernel.org/stable/c/229cc10284373fbe754e623b7033dca7e7470ec8"
        },
        {
          "url": "https://git.kernel.org/stable/c/36124081f6ffd9dfaad48830bdf106bb82a9457d"
        },
        {
          "url": "https://git.kernel.org/stable/c/0e2909c6bec9048f49d0c8e16887c63b50b14647"
        }
      ],
      "title": "net/mlx5: Fix variable not being completed when function returns",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-21662",
    "datePublished": "2025-01-21T12:18:17.674Z",
    "dateReserved": "2024-12-29T08:45:45.732Z",
    "dateUpdated": "2025-05-04T13:06:13.866Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-21662\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-01-21T13:15:09.847\",\"lastModified\":\"2025-01-21T13:15:09.847\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"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-\u003eslotted 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 \u003e /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\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net/mlx5: Se solucion\u00f3 que la variable no se completara cuando la funci\u00f3n retorna Cuando cmd_alloc_index(), falla cmd_work_handler() debe completar ent-\u0026gt;slotted antes de regresar antes. De lo contrario, la tarea que emiti\u00f3 el comando puede bloquearse: mlx5_core 0000:01:00.0: cmd_work_handler:877:(pid 3880418): no se pudo asignar la entrada del comando INFO: la tarea kworker/13:2:4055883 se bloque\u00f3 durante m\u00e1s de 120 segundos. No est\u00e1 contaminada 4.19.90-25.44.v2101.ky10.aarch64 #1 \\\"echo 0 \u0026gt; /proc/sys/kernel/hung_task_timeout_secs\\\" disables this message. kworker/13:2 D 0 4055883 2 0x00000228 Workqueue: events mlx5e_tx_dim_work [mlx5_core] Call trace: __switch_to+0xe8/0x150 __schedule+0x2a8/0x9b8 schedule+0x2c/0x88 schedule_timeout+0x204/0x478 wait_for_common+0x154/0x250 wait_for_completion+0x28/0x38 cmd_exec+0x7a0/0xa00 [mlx5_core] mlx5_cmd_exec+0x54/0x80 [mlx5_core] mlx5_core_modify_cq+0x6c/0x80 [mlx5_core] mlx5_core_modify_cq_moderation+0xa0/0xb8 [mlx5_core] mlx5e_tx_dim_work+0x54/0x68 [mlx5_core] process_one_work+0x1b0/0x448 worker_thread+0x54/0x468 kthread+0x134/0x138 ret_from_fork+0x10/0x18  \"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0e2909c6bec9048f49d0c8e16887c63b50b14647\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/229cc10284373fbe754e623b7033dca7e7470ec8\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/36124081f6ffd9dfaad48830bdf106bb82a9457d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/f0a2808767ac39f64b1d9a0ff865c255073cf3d4\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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