CVE-2025-38392 (GCVE-0-2025-38392)
Vulnerability from cvelistv5
Published
2025-07-25 12:53
Modified
2025-07-28 04:20
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: idpf: convert control queue mutex to a spinlock With VIRTCHNL2_CAP_MACFILTER enabled, the following warning is generated on module load: [ 324.701677] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578 [ 324.701684] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1582, name: NetworkManager [ 324.701689] preempt_count: 201, expected: 0 [ 324.701693] RCU nest depth: 0, expected: 0 [ 324.701697] 2 locks held by NetworkManager/1582: [ 324.701702] #0: ffffffff9f7be770 (rtnl_mutex){....}-{3:3}, at: rtnl_newlink+0x791/0x21e0 [ 324.701730] #1: ff1100216c380368 (_xmit_ETHER){....}-{2:2}, at: __dev_open+0x3f0/0x870 [ 324.701749] Preemption disabled at: [ 324.701752] [<ffffffff9cd23b9d>] __dev_open+0x3dd/0x870 [ 324.701765] CPU: 30 UID: 0 PID: 1582 Comm: NetworkManager Not tainted 6.15.0-rc5+ #2 PREEMPT(voluntary) [ 324.701771] Hardware name: Intel Corporation M50FCP2SBSTD/M50FCP2SBSTD, BIOS SE5C741.86B.01.01.0001.2211140926 11/14/2022 [ 324.701774] Call Trace: [ 324.701777] <TASK> [ 324.701779] dump_stack_lvl+0x5d/0x80 [ 324.701788] ? __dev_open+0x3dd/0x870 [ 324.701793] __might_resched.cold+0x1ef/0x23d <..> [ 324.701818] __mutex_lock+0x113/0x1b80 <..> [ 324.701917] idpf_ctlq_clean_sq+0xad/0x4b0 [idpf] [ 324.701935] ? kasan_save_track+0x14/0x30 [ 324.701941] idpf_mb_clean+0x143/0x380 [idpf] <..> [ 324.701991] idpf_send_mb_msg+0x111/0x720 [idpf] [ 324.702009] idpf_vc_xn_exec+0x4cc/0x990 [idpf] [ 324.702021] ? rcu_is_watching+0x12/0xc0 [ 324.702035] idpf_add_del_mac_filters+0x3ed/0xb50 [idpf] <..> [ 324.702122] __hw_addr_sync_dev+0x1cf/0x300 [ 324.702126] ? find_held_lock+0x32/0x90 [ 324.702134] idpf_set_rx_mode+0x317/0x390 [idpf] [ 324.702152] __dev_open+0x3f8/0x870 [ 324.702159] ? __pfx___dev_open+0x10/0x10 [ 324.702174] __dev_change_flags+0x443/0x650 <..> [ 324.702208] netif_change_flags+0x80/0x160 [ 324.702218] do_setlink.isra.0+0x16a0/0x3960 <..> [ 324.702349] rtnl_newlink+0x12fd/0x21e0 The sequence is as follows: rtnl_newlink()-> __dev_change_flags()-> __dev_open()-> dev_set_rx_mode() - > # disables BH and grabs "dev->addr_list_lock" idpf_set_rx_mode() -> # proceed only if VIRTCHNL2_CAP_MACFILTER is ON __dev_uc_sync() -> idpf_add_mac_filter -> idpf_add_del_mac_filters -> idpf_send_mb_msg() -> idpf_mb_clean() -> idpf_ctlq_clean_sq() # mutex_lock(cq_lock) Fix by converting cq_lock to a spinlock. All operations under the new lock are safe except freeing the DMA memory, which may use vunmap(). Fix by requesting a contiguous physical memory for the DMA mapping.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9a36715cd6bc6a6f16230e19a7f947bab34b3fe5
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b2beb5bb2cd90d7939e470ed4da468683f41baa3
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/dc6c3c2c9dfdaa3a3357f59a80a2904677a71a9a
Impacted products
Vendor Product Version
Linux Linux Version: a251eee62133774cf35ff829041377e721ef9c8c
Version: a251eee62133774cf35ff829041377e721ef9c8c
Version: a251eee62133774cf35ff829041377e721ef9c8c
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   Linux Linux Version: 6.7
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/intel/idpf/idpf_controlq.c",
            "drivers/net/ethernet/intel/idpf/idpf_controlq_api.h",
            "drivers/net/ethernet/intel/idpf/idpf_lib.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "9a36715cd6bc6a6f16230e19a7f947bab34b3fe5",
              "status": "affected",
              "version": "a251eee62133774cf35ff829041377e721ef9c8c",
              "versionType": "git"
            },
            {
              "lessThan": "dc6c3c2c9dfdaa3a3357f59a80a2904677a71a9a",
              "status": "affected",
              "version": "a251eee62133774cf35ff829041377e721ef9c8c",
              "versionType": "git"
            },
            {
              "lessThan": "b2beb5bb2cd90d7939e470ed4da468683f41baa3",
              "status": "affected",
              "version": "a251eee62133774cf35ff829041377e721ef9c8c",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/intel/idpf/idpf_controlq.c",
            "drivers/net/ethernet/intel/idpf/idpf_controlq_api.h",
            "drivers/net/ethernet/intel/idpf/idpf_lib.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.7"
            },
            {
              "lessThan": "6.7",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.37",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.15.*",
              "status": "unaffected",
              "version": "6.15.6",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.16",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.37",
                  "versionStartIncluding": "6.7",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.15.6",
                  "versionStartIncluding": "6.7",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.16",
                  "versionStartIncluding": "6.7",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nidpf: convert control queue mutex to a spinlock\n\nWith VIRTCHNL2_CAP_MACFILTER enabled, the following warning is generated\non module load:\n\n[  324.701677] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578\n[  324.701684] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1582, name: NetworkManager\n[  324.701689] preempt_count: 201, expected: 0\n[  324.701693] RCU nest depth: 0, expected: 0\n[  324.701697] 2 locks held by NetworkManager/1582:\n[  324.701702]  #0: ffffffff9f7be770 (rtnl_mutex){....}-{3:3}, at: rtnl_newlink+0x791/0x21e0\n[  324.701730]  #1: ff1100216c380368 (_xmit_ETHER){....}-{2:2}, at: __dev_open+0x3f0/0x870\n[  324.701749] Preemption disabled at:\n[  324.701752] [\u003cffffffff9cd23b9d\u003e] __dev_open+0x3dd/0x870\n[  324.701765] CPU: 30 UID: 0 PID: 1582 Comm: NetworkManager Not tainted 6.15.0-rc5+ #2 PREEMPT(voluntary)\n[  324.701771] Hardware name: Intel Corporation M50FCP2SBSTD/M50FCP2SBSTD, BIOS SE5C741.86B.01.01.0001.2211140926 11/14/2022\n[  324.701774] Call Trace:\n[  324.701777]  \u003cTASK\u003e\n[  324.701779]  dump_stack_lvl+0x5d/0x80\n[  324.701788]  ? __dev_open+0x3dd/0x870\n[  324.701793]  __might_resched.cold+0x1ef/0x23d\n\u003c..\u003e\n[  324.701818]  __mutex_lock+0x113/0x1b80\n\u003c..\u003e\n[  324.701917]  idpf_ctlq_clean_sq+0xad/0x4b0 [idpf]\n[  324.701935]  ? kasan_save_track+0x14/0x30\n[  324.701941]  idpf_mb_clean+0x143/0x380 [idpf]\n\u003c..\u003e\n[  324.701991]  idpf_send_mb_msg+0x111/0x720 [idpf]\n[  324.702009]  idpf_vc_xn_exec+0x4cc/0x990 [idpf]\n[  324.702021]  ? rcu_is_watching+0x12/0xc0\n[  324.702035]  idpf_add_del_mac_filters+0x3ed/0xb50 [idpf]\n\u003c..\u003e\n[  324.702122]  __hw_addr_sync_dev+0x1cf/0x300\n[  324.702126]  ? find_held_lock+0x32/0x90\n[  324.702134]  idpf_set_rx_mode+0x317/0x390 [idpf]\n[  324.702152]  __dev_open+0x3f8/0x870\n[  324.702159]  ? __pfx___dev_open+0x10/0x10\n[  324.702174]  __dev_change_flags+0x443/0x650\n\u003c..\u003e\n[  324.702208]  netif_change_flags+0x80/0x160\n[  324.702218]  do_setlink.isra.0+0x16a0/0x3960\n\u003c..\u003e\n[  324.702349]  rtnl_newlink+0x12fd/0x21e0\n\nThe sequence is as follows:\n\trtnl_newlink()-\u003e\n\t__dev_change_flags()-\u003e\n\t__dev_open()-\u003e\n\tdev_set_rx_mode() - \u003e  # disables BH and grabs \"dev-\u003eaddr_list_lock\"\n\tidpf_set_rx_mode() -\u003e  # proceed only if VIRTCHNL2_CAP_MACFILTER is ON\n\t__dev_uc_sync() -\u003e\n\tidpf_add_mac_filter -\u003e\n\tidpf_add_del_mac_filters -\u003e\n\tidpf_send_mb_msg() -\u003e\n\tidpf_mb_clean() -\u003e\n\tidpf_ctlq_clean_sq()   # mutex_lock(cq_lock)\n\nFix by converting cq_lock to a spinlock. All operations under the new\nlock are safe except freeing the DMA memory, which may use vunmap(). Fix\nby requesting a contiguous physical memory for the DMA mapping."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-07-28T04:20:56.271Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/9a36715cd6bc6a6f16230e19a7f947bab34b3fe5"
        },
        {
          "url": "https://git.kernel.org/stable/c/dc6c3c2c9dfdaa3a3357f59a80a2904677a71a9a"
        },
        {
          "url": "https://git.kernel.org/stable/c/b2beb5bb2cd90d7939e470ed4da468683f41baa3"
        }
      ],
      "title": "idpf: convert control queue mutex to a spinlock",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-38392",
    "datePublished": "2025-07-25T12:53:37.175Z",
    "dateReserved": "2025-04-16T04:51:24.011Z",
    "dateUpdated": "2025-07-28T04:20:56.271Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-38392\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-07-25T13:15:28.617\",\"lastModified\":\"2025-07-25T15:29:19.837\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nidpf: convert control queue mutex to a spinlock\\n\\nWith VIRTCHNL2_CAP_MACFILTER enabled, the following warning is generated\\non module load:\\n\\n[  324.701677] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578\\n[  324.701684] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1582, name: NetworkManager\\n[  324.701689] preempt_count: 201, expected: 0\\n[  324.701693] RCU nest depth: 0, expected: 0\\n[  324.701697] 2 locks held by NetworkManager/1582:\\n[  324.701702]  #0: ffffffff9f7be770 (rtnl_mutex){....}-{3:3}, at: rtnl_newlink+0x791/0x21e0\\n[  324.701730]  #1: ff1100216c380368 (_xmit_ETHER){....}-{2:2}, at: __dev_open+0x3f0/0x870\\n[  324.701749] Preemption disabled at:\\n[  324.701752] [\u003cffffffff9cd23b9d\u003e] __dev_open+0x3dd/0x870\\n[  324.701765] CPU: 30 UID: 0 PID: 1582 Comm: NetworkManager Not tainted 6.15.0-rc5+ #2 PREEMPT(voluntary)\\n[  324.701771] Hardware name: Intel Corporation M50FCP2SBSTD/M50FCP2SBSTD, BIOS SE5C741.86B.01.01.0001.2211140926 11/14/2022\\n[  324.701774] Call Trace:\\n[  324.701777]  \u003cTASK\u003e\\n[  324.701779]  dump_stack_lvl+0x5d/0x80\\n[  324.701788]  ? __dev_open+0x3dd/0x870\\n[  324.701793]  __might_resched.cold+0x1ef/0x23d\\n\u003c..\u003e\\n[  324.701818]  __mutex_lock+0x113/0x1b80\\n\u003c..\u003e\\n[  324.701917]  idpf_ctlq_clean_sq+0xad/0x4b0 [idpf]\\n[  324.701935]  ? kasan_save_track+0x14/0x30\\n[  324.701941]  idpf_mb_clean+0x143/0x380 [idpf]\\n\u003c..\u003e\\n[  324.701991]  idpf_send_mb_msg+0x111/0x720 [idpf]\\n[  324.702009]  idpf_vc_xn_exec+0x4cc/0x990 [idpf]\\n[  324.702021]  ? rcu_is_watching+0x12/0xc0\\n[  324.702035]  idpf_add_del_mac_filters+0x3ed/0xb50 [idpf]\\n\u003c..\u003e\\n[  324.702122]  __hw_addr_sync_dev+0x1cf/0x300\\n[  324.702126]  ? find_held_lock+0x32/0x90\\n[  324.702134]  idpf_set_rx_mode+0x317/0x390 [idpf]\\n[  324.702152]  __dev_open+0x3f8/0x870\\n[  324.702159]  ? __pfx___dev_open+0x10/0x10\\n[  324.702174]  __dev_change_flags+0x443/0x650\\n\u003c..\u003e\\n[  324.702208]  netif_change_flags+0x80/0x160\\n[  324.702218]  do_setlink.isra.0+0x16a0/0x3960\\n\u003c..\u003e\\n[  324.702349]  rtnl_newlink+0x12fd/0x21e0\\n\\nThe sequence is as follows:\\n\\trtnl_newlink()-\u003e\\n\\t__dev_change_flags()-\u003e\\n\\t__dev_open()-\u003e\\n\\tdev_set_rx_mode() - \u003e  # disables BH and grabs \\\"dev-\u003eaddr_list_lock\\\"\\n\\tidpf_set_rx_mode() -\u003e  # proceed only if VIRTCHNL2_CAP_MACFILTER is ON\\n\\t__dev_uc_sync() -\u003e\\n\\tidpf_add_mac_filter -\u003e\\n\\tidpf_add_del_mac_filters -\u003e\\n\\tidpf_send_mb_msg() -\u003e\\n\\tidpf_mb_clean() -\u003e\\n\\tidpf_ctlq_clean_sq()   # mutex_lock(cq_lock)\\n\\nFix by converting cq_lock to a spinlock. All operations under the new\\nlock are safe except freeing the DMA memory, which may use vunmap(). Fix\\nby requesting a contiguous physical memory for the DMA mapping.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: idpf: convertir mutex de cola de control en un spinlock Con VIRTCHNL2_CAP_MACFILTER habilitado, se genera la siguiente advertencia al cargar el m\u00f3dulo: [ 324.701677] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578 [ 324.701684] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1582, name: NetworkManager [ 324.701689] preempt_count: 201, expected: 0 [ 324.701693] RCU nest depth: 0, expected: 0 [ 324.701697] 2 locks held by NetworkManager/1582: [ 324.701702] #0: ffffffff9f7be770 (rtnl_mutex){....}-{3:3}, at: rtnl_newlink+0x791/0x21e0 [ 324.701730] #1: ff1100216c380368 (_xmit_ETHER){....}-{2:2}, at: __dev_open+0x3f0/0x870 [ 324.701749] Preemption disabled at: [ 324.701752] [] __dev_open+0x3dd/0x870 [ 324.701765] CPU: 30 UID: 0 PID: 1582 Comm: NetworkManager Not tainted 6.15.0-rc5+ #2 PREEMPT(voluntary) [ 324.701771] Hardware name: Intel Corporation M50FCP2SBSTD/M50FCP2SBSTD, BIOS SE5C741.86B.01.01.0001.2211140926 11/14/2022 [ 324.701774] Call Trace: [ 324.701777]  [ 324.701779] dump_stack_lvl+0x5d/0x80 [ 324.701788] ? __dev_open+0x3dd/0x870 [ 324.701793] __might_resched.cold+0x1ef/0x23d \u0026lt;..\u0026gt; [ 324.701818] __mutex_lock+0x113/0x1b80 \u0026lt;..\u0026gt; [ 324.701917] idpf_ctlq_clean_sq+0xad/0x4b0 [idpf] [ 324.701935] ? kasan_save_track+0x14/0x30 [ 324.701941] idpf_mb_clean+0x143/0x380 [idpf] \u0026lt;..\u0026gt; [ 324.701991] idpf_send_mb_msg+0x111/0x720 [idpf] [ 324.702009] idpf_vc_xn_exec+0x4cc/0x990 [idpf] [ 324.702021] ? rcu_is_watching+0x12/0xc0 [ 324.702035] idpf_add_del_mac_filters+0x3ed/0xb50 [idpf] \u0026lt;..\u0026gt; [ 324.702122] __hw_addr_sync_dev+0x1cf/0x300 [ 324.702126] ? find_held_lock+0x32/0x90 [ 324.702134] idpf_set_rx_mode+0x317/0x390 [idpf] [ 324.702152] __dev_open+0x3f8/0x870 [ 324.702159] ? __pfx___dev_open+0x10/0x10 [ 324.702174] __dev_change_flags+0x443/0x650 \u0026lt;..\u0026gt; [ 324.702208] netif_change_flags+0x80/0x160 [ 324.702218] do_setlink.isra.0+0x16a0/0x3960 \u0026lt;..\u0026gt; [ 324.702349] rtnl_newlink+0x12fd/0x21e0 The sequence is as follows: rtnl_newlink()-\u0026gt; __dev_change_flags()-\u0026gt; __dev_open()-\u0026gt; dev_set_rx_mode() - \u0026gt; # disables BH and grabs \\\"dev-\u0026gt;addr_list_lock\\\" idpf_set_rx_mode() -\u0026gt; # proceed only if VIRTCHNL2_CAP_MACFILTER is ON __dev_uc_sync() -\u0026gt; idpf_add_mac_filter -\u0026gt; idpf_add_del_mac_filters -\u0026gt; idpf_send_mb_msg() -\u0026gt; idpf_mb_clean() -\u0026gt; idpf_ctlq_clean_sq() # mutex_lock(cq_lock) Se corrige convirtiendo cq_lock en un bloqueo de giro. Todas las operaciones bajo el nuevo bloqueo son seguras, excepto la liberaci\u00f3n de memoria DMA, que puede usar vunmap(). Se corrige solicitando una memoria f\u00edsica contigua para la asignaci\u00f3n de DMA.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/9a36715cd6bc6a6f16230e19a7f947bab34b3fe5\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/b2beb5bb2cd90d7939e470ed4da468683f41baa3\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/dc6c3c2c9dfdaa3a3357f59a80a2904677a71a9a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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