CVE-2025-37917 (GCVE-0-2025-37917)
Vulnerability from cvelistv5
Published
2025-05-20 15:21
Modified
2025-05-26 05:23
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtk-star-emac: fix spinlock recursion issues on rx/tx poll Use spin_lock_irqsave and spin_unlock_irqrestore instead of spin_lock and spin_unlock in mtk_star_emac driver to avoid spinlock recursion occurrence that can happen when enabling the DMA interrupts again in rx/tx poll. ``` BUG: spinlock recursion on CPU#0, swapper/0/0 lock: 0xffff00000db9cf20, .magic: dead4ead, .owner: swapper/0/0, .owner_cpu: 0 CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.15.0-rc2-next-20250417-00001-gf6a27738686c-dirty #28 PREEMPT Hardware name: MediaTek MT8365 Open Platform EVK (DT) Call trace: show_stack+0x18/0x24 (C) dump_stack_lvl+0x60/0x80 dump_stack+0x18/0x24 spin_dump+0x78/0x88 do_raw_spin_lock+0x11c/0x120 _raw_spin_lock+0x20/0x2c mtk_star_handle_irq+0xc0/0x22c [mtk_star_emac] __handle_irq_event_percpu+0x48/0x140 handle_irq_event+0x4c/0xb0 handle_fasteoi_irq+0xa0/0x1bc handle_irq_desc+0x34/0x58 generic_handle_domain_irq+0x1c/0x28 gic_handle_irq+0x4c/0x120 do_interrupt_handler+0x50/0x84 el1_interrupt+0x34/0x68 el1h_64_irq_handler+0x18/0x24 el1h_64_irq+0x6c/0x70 regmap_mmio_read32le+0xc/0x20 (P) _regmap_bus_reg_read+0x6c/0xac _regmap_read+0x60/0xdc regmap_read+0x4c/0x80 mtk_star_rx_poll+0x2f4/0x39c [mtk_star_emac] __napi_poll+0x38/0x188 net_rx_action+0x164/0x2c0 handle_softirqs+0x100/0x244 __do_softirq+0x14/0x20 ____do_softirq+0x10/0x20 call_on_irq_stack+0x24/0x64 do_softirq_own_stack+0x1c/0x40 __irq_exit_rcu+0xd4/0x10c irq_exit_rcu+0x10/0x1c el1_interrupt+0x38/0x68 el1h_64_irq_handler+0x18/0x24 el1h_64_irq+0x6c/0x70 cpuidle_enter_state+0xac/0x320 (P) cpuidle_enter+0x38/0x50 do_idle+0x1e4/0x260 cpu_startup_entry+0x34/0x3c rest_init+0xdc/0xe0 console_on_rootfs+0x0/0x6c __primary_switched+0x88/0x90 ```
References
Impacted products
Vendor Product Version
Linux Linux Version: 97da99868573b8861de83f7126a5981d896c1d6c
Version: 0a8bd81fd6aaace14979152e0540da8ff158a00a
Version: 0a8bd81fd6aaace14979152e0540da8ff158a00a
Version: 0a8bd81fd6aaace14979152e0540da8ff158a00a
Version: 0a8bd81fd6aaace14979152e0540da8ff158a00a
Version: 0a8bd81fd6aaace14979152e0540da8ff158a00a
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/mediatek/mtk_star_emac.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "bedd287fdd3142dffad7ae2ac6ef15f4a2ad0629",
              "status": "affected",
              "version": "97da99868573b8861de83f7126a5981d896c1d6c",
              "versionType": "git"
            },
            {
              "lessThan": "94107259f972d2fd896dbbcaa176b3b2451ff9e5",
              "status": "affected",
              "version": "0a8bd81fd6aaace14979152e0540da8ff158a00a",
              "versionType": "git"
            },
            {
              "lessThan": "7cb10f17bddc415f30fbc00a4e2b490e0d94c462",
              "status": "affected",
              "version": "0a8bd81fd6aaace14979152e0540da8ff158a00a",
              "versionType": "git"
            },
            {
              "lessThan": "8d40bf73fa7f31eac2b0a7c9d85de67df82ee7f3",
              "status": "affected",
              "version": "0a8bd81fd6aaace14979152e0540da8ff158a00a",
              "versionType": "git"
            },
            {
              "lessThan": "d886f8d85494d12b2752fd7c6c32162d982d5dd5",
              "status": "affected",
              "version": "0a8bd81fd6aaace14979152e0540da8ff158a00a",
              "versionType": "git"
            },
            {
              "lessThan": "6fe0866014486736cc3ba1c6fd4606d3dbe55c9c",
              "status": "affected",
              "version": "0a8bd81fd6aaace14979152e0540da8ff158a00a",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/mediatek/mtk_star_emac.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.0"
            },
            {
              "lessThan": "6.0",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.138",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.90",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.28",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.14.*",
              "status": "unaffected",
              "version": "6.14.6",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.15",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.138",
                  "versionStartIncluding": "6.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.90",
                  "versionStartIncluding": "6.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.28",
                  "versionStartIncluding": "6.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.14.6",
                  "versionStartIncluding": "6.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.15",
                  "versionStartIncluding": "6.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ethernet: mtk-star-emac: fix spinlock recursion issues on rx/tx poll\n\nUse spin_lock_irqsave and spin_unlock_irqrestore instead of spin_lock\nand spin_unlock in mtk_star_emac driver to avoid spinlock recursion\noccurrence that can happen when enabling the DMA interrupts again in\nrx/tx poll.\n\n```\nBUG: spinlock recursion on CPU#0, swapper/0/0\n lock: 0xffff00000db9cf20, .magic: dead4ead, .owner: swapper/0/0,\n    .owner_cpu: 0\nCPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted\n    6.15.0-rc2-next-20250417-00001-gf6a27738686c-dirty #28 PREEMPT\nHardware name: MediaTek MT8365 Open Platform EVK (DT)\nCall trace:\n show_stack+0x18/0x24 (C)\n dump_stack_lvl+0x60/0x80\n dump_stack+0x18/0x24\n spin_dump+0x78/0x88\n do_raw_spin_lock+0x11c/0x120\n _raw_spin_lock+0x20/0x2c\n mtk_star_handle_irq+0xc0/0x22c [mtk_star_emac]\n __handle_irq_event_percpu+0x48/0x140\n handle_irq_event+0x4c/0xb0\n handle_fasteoi_irq+0xa0/0x1bc\n handle_irq_desc+0x34/0x58\n generic_handle_domain_irq+0x1c/0x28\n gic_handle_irq+0x4c/0x120\n do_interrupt_handler+0x50/0x84\n el1_interrupt+0x34/0x68\n el1h_64_irq_handler+0x18/0x24\n el1h_64_irq+0x6c/0x70\n regmap_mmio_read32le+0xc/0x20 (P)\n _regmap_bus_reg_read+0x6c/0xac\n _regmap_read+0x60/0xdc\n regmap_read+0x4c/0x80\n mtk_star_rx_poll+0x2f4/0x39c [mtk_star_emac]\n __napi_poll+0x38/0x188\n net_rx_action+0x164/0x2c0\n handle_softirqs+0x100/0x244\n __do_softirq+0x14/0x20\n ____do_softirq+0x10/0x20\n call_on_irq_stack+0x24/0x64\n do_softirq_own_stack+0x1c/0x40\n __irq_exit_rcu+0xd4/0x10c\n irq_exit_rcu+0x10/0x1c\n el1_interrupt+0x38/0x68\n el1h_64_irq_handler+0x18/0x24\n el1h_64_irq+0x6c/0x70\n cpuidle_enter_state+0xac/0x320 (P)\n cpuidle_enter+0x38/0x50\n do_idle+0x1e4/0x260\n cpu_startup_entry+0x34/0x3c\n rest_init+0xdc/0xe0\n console_on_rootfs+0x0/0x6c\n __primary_switched+0x88/0x90\n```"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-26T05:23:40.307Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/bedd287fdd3142dffad7ae2ac6ef15f4a2ad0629"
        },
        {
          "url": "https://git.kernel.org/stable/c/94107259f972d2fd896dbbcaa176b3b2451ff9e5"
        },
        {
          "url": "https://git.kernel.org/stable/c/7cb10f17bddc415f30fbc00a4e2b490e0d94c462"
        },
        {
          "url": "https://git.kernel.org/stable/c/8d40bf73fa7f31eac2b0a7c9d85de67df82ee7f3"
        },
        {
          "url": "https://git.kernel.org/stable/c/d886f8d85494d12b2752fd7c6c32162d982d5dd5"
        },
        {
          "url": "https://git.kernel.org/stable/c/6fe0866014486736cc3ba1c6fd4606d3dbe55c9c"
        }
      ],
      "title": "net: ethernet: mtk-star-emac: fix spinlock recursion issues on rx/tx poll",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-37917",
    "datePublished": "2025-05-20T15:21:47.703Z",
    "dateReserved": "2025-04-16T04:51:23.967Z",
    "dateUpdated": "2025-05-26T05:23:40.307Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-37917\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-05-20T16:15:28.273\",\"lastModified\":\"2025-05-21T20:25:16.407\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet: ethernet: mtk-star-emac: fix spinlock recursion issues on rx/tx poll\\n\\nUse spin_lock_irqsave and spin_unlock_irqrestore instead of spin_lock\\nand spin_unlock in mtk_star_emac driver to avoid spinlock recursion\\noccurrence that can happen when enabling the DMA interrupts again in\\nrx/tx poll.\\n\\n```\\nBUG: spinlock recursion on CPU#0, swapper/0/0\\n lock: 0xffff00000db9cf20, .magic: dead4ead, .owner: swapper/0/0,\\n    .owner_cpu: 0\\nCPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted\\n    6.15.0-rc2-next-20250417-00001-gf6a27738686c-dirty #28 PREEMPT\\nHardware name: MediaTek MT8365 Open Platform EVK (DT)\\nCall trace:\\n show_stack+0x18/0x24 (C)\\n dump_stack_lvl+0x60/0x80\\n dump_stack+0x18/0x24\\n spin_dump+0x78/0x88\\n do_raw_spin_lock+0x11c/0x120\\n _raw_spin_lock+0x20/0x2c\\n mtk_star_handle_irq+0xc0/0x22c [mtk_star_emac]\\n __handle_irq_event_percpu+0x48/0x140\\n handle_irq_event+0x4c/0xb0\\n handle_fasteoi_irq+0xa0/0x1bc\\n handle_irq_desc+0x34/0x58\\n generic_handle_domain_irq+0x1c/0x28\\n gic_handle_irq+0x4c/0x120\\n do_interrupt_handler+0x50/0x84\\n el1_interrupt+0x34/0x68\\n el1h_64_irq_handler+0x18/0x24\\n el1h_64_irq+0x6c/0x70\\n regmap_mmio_read32le+0xc/0x20 (P)\\n _regmap_bus_reg_read+0x6c/0xac\\n _regmap_read+0x60/0xdc\\n regmap_read+0x4c/0x80\\n mtk_star_rx_poll+0x2f4/0x39c [mtk_star_emac]\\n __napi_poll+0x38/0x188\\n net_rx_action+0x164/0x2c0\\n handle_softirqs+0x100/0x244\\n __do_softirq+0x14/0x20\\n ____do_softirq+0x10/0x20\\n call_on_irq_stack+0x24/0x64\\n do_softirq_own_stack+0x1c/0x40\\n __irq_exit_rcu+0xd4/0x10c\\n irq_exit_rcu+0x10/0x1c\\n el1_interrupt+0x38/0x68\\n el1h_64_irq_handler+0x18/0x24\\n el1h_64_irq+0x6c/0x70\\n cpuidle_enter_state+0xac/0x320 (P)\\n cpuidle_enter+0x38/0x50\\n do_idle+0x1e4/0x260\\n cpu_startup_entry+0x34/0x3c\\n rest_init+0xdc/0xe0\\n console_on_rootfs+0x0/0x6c\\n __primary_switched+0x88/0x90\\n```\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: ethernet: mtk-star-emac: corrige problemas de recursi\u00f3n de spinlock en el sondeo rx/tx Utilice spin_lock_irqsave y spin_unlock_irqrestore en lugar de spin_lock y spin_unlock en el controlador mtk_star_emac para evitar que se produzca una recursi\u00f3n de spinlock que puede suceder cuando se habilitan nuevamente las interrupciones DMA en el sondeo rx/tx. ``` ERROR: recursi\u00f3n de bloqueo de giro en CPU#0, bloqueo swapper/0/0: 0xffff00000db9cf20, .magic: dead4ead, .owner: swapper/0/0, .owner_cpu: 0 CPU: 0 UID: 0 PID: 0 Comm: swapper/0 No contaminado 6.15.0-rc2-next-20250417-00001-gf6a27738686c-dirty #28 PREEMPT Nombre del hardware: MediaTek MT8365 Open Platform EVK (DT) Rastreo de llamadas: show_stack+0x18/0x24 (C) dump_stack_lvl+0x60/0x80 dump_stack+0x18/0x24 spin_dump+0x78/0x88 do_raw_spin_lock+0x11c/0x120 _raw_spin_lock+0x20/0x2c mtk_star_handle_irq+0xc0/0x22c [mtk_star_emac] __handle_irq_event_percpu+0x48/0x140 handle_irq_event+0x4c/0xb0 handle_fasteoi_irq+0xa0/0x1bc handle_irq_desc+0x34/0x58 generic_handle_domain_irq+0x1c/0x28 gic_handle_irq+0x4c/0x120 do_interrupt_handler+0x50/0x84 el1_interrupt+0x34/0x68 el1h_64_irq_handler+0x18/0x24 el1h_64_irq+0x6c/0x70 regmap_mmio_read32le+0xc/0x20 (P) _regmap_bus_reg_read+0x6c/0xac _regmap_read+0x60/0xdc regmap_read+0x4c/0x80 mtk_star_rx_poll+0x2f4/0x39c [mtk_star_emac] __napi_poll+0x38/0x188 net_rx_action+0x164/0x2c0 handle_softirqs+0x100/0x244 __do_softirq+0x14/0x20 ____do_softirq+0x10/0x20 call_on_irq_stack+0x24/0x64 do_softirq_own_stack+0x1c/0x40 __irq_exit_rcu+0xd4/0x10c irq_exit_rcu+0x10/0x1c el1_interrupt+0x38/0x68 el1h_64_irq_handler+0x18/0x24 el1h_64_irq+0x6c/0x70 cpuidle_enter_state+0xac/0x320 (P) cpuidle_enter+0x38/0x50 do_idle+0x1e4/0x260 cpu_startup_entry+0x34/0x3c rest_init+0xdc/0xe0 console_on_rootfs+0x0/0x6c __primary_switched+0x88/0x90 ```\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/6fe0866014486736cc3ba1c6fd4606d3dbe55c9c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/7cb10f17bddc415f30fbc00a4e2b490e0d94c462\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/8d40bf73fa7f31eac2b0a7c9d85de67df82ee7f3\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/94107259f972d2fd896dbbcaa176b3b2451ff9e5\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/bedd287fdd3142dffad7ae2ac6ef15f4a2ad0629\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/d886f8d85494d12b2752fd7c6c32162d982d5dd5\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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