nvd-json-data-feeds/CVE-2024/CVE-2024-360xx/CVE-2024-36003.json

{
  "id": "CVE-2024-36003",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2024-05-20T10:15:14.360",
  "lastModified": "2025-02-03T16:10:24.777",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nice: fix LAG and VF lock dependency in ice_reset_vf()\n\n9f74a3dfcf83 (\"ice: Fix VF Reset paths when interface in a failed over\naggregate\"), the ice driver has acquired the LAG mutex in ice_reset_vf().\nThe commit placed this lock acquisition just prior to the acquisition of\nthe VF configuration lock.\n\nIf ice_reset_vf() acquires the configuration lock via the ICE_VF_RESET_LOCK\nflag, this could deadlock with ice_vc_cfg_qs_msg() because it always\nacquires the locks in the order of the VF configuration lock and then the\nLAG mutex.\n\nLockdep reports this violation almost immediately on creating and then\nremoving 2 VF:\n\n======================================================\nWARNING: possible circular locking dependency detected\n6.8.0-rc6 #54 Tainted: G        W  O\n------------------------------------------------------\nkworker/60:3/6771 is trying to acquire lock:\nff40d43e099380a0 (&vf->cfg_lock){+.+.}-{3:3}, at: ice_reset_vf+0x22f/0x4d0 [ice]\n\nbut task is already holding lock:\nff40d43ea1961210 (&pf->lag_mutex){+.+.}-{3:3}, at: ice_reset_vf+0xb7/0x4d0 [ice]\n\nwhich lock already depends on the new lock.\n\nthe existing dependency chain (in reverse order) is:\n\n-> #1 (&pf->lag_mutex){+.+.}-{3:3}:\n       __lock_acquire+0x4f8/0xb40\n       lock_acquire+0xd4/0x2d0\n       __mutex_lock+0x9b/0xbf0\n       ice_vc_cfg_qs_msg+0x45/0x690 [ice]\n       ice_vc_process_vf_msg+0x4f5/0x870 [ice]\n       __ice_clean_ctrlq+0x2b5/0x600 [ice]\n       ice_service_task+0x2c9/0x480 [ice]\n       process_one_work+0x1e9/0x4d0\n       worker_thread+0x1e1/0x3d0\n       kthread+0x104/0x140\n       ret_from_fork+0x31/0x50\n       ret_from_fork_asm+0x1b/0x30\n\n-> #0 (&vf->cfg_lock){+.+.}-{3:3}:\n       check_prev_add+0xe2/0xc50\n       validate_chain+0x558/0x800\n       __lock_acquire+0x4f8/0xb40\n       lock_acquire+0xd4/0x2d0\n       __mutex_lock+0x9b/0xbf0\n       ice_reset_vf+0x22f/0x4d0 [ice]\n       ice_process_vflr_event+0x98/0xd0 [ice]\n       ice_service_task+0x1cc/0x480 [ice]\n       process_one_work+0x1e9/0x4d0\n       worker_thread+0x1e1/0x3d0\n       kthread+0x104/0x140\n       ret_from_fork+0x31/0x50\n       ret_from_fork_asm+0x1b/0x30\n\nother info that might help us debug this:\n Possible unsafe locking scenario:\n       CPU0                    CPU1\n       ----                    ----\n  lock(&pf->lag_mutex);\n                               lock(&vf->cfg_lock);\n                               lock(&pf->lag_mutex);\n  lock(&vf->cfg_lock);\n\n *** DEADLOCK ***\n4 locks held by kworker/60:3/6771:\n #0: ff40d43e05428b38 ((wq_completion)ice){+.+.}-{0:0}, at: process_one_work+0x176/0x4d0\n #1: ff50d06e05197e58 ((work_completion)(&pf->serv_task)){+.+.}-{0:0}, at: process_one_work+0x176/0x4d0\n #2: ff40d43ea1960e50 (&pf->vfs.table_lock){+.+.}-{3:3}, at: ice_process_vflr_event+0x48/0xd0 [ice]\n #3: ff40d43ea1961210 (&pf->lag_mutex){+.+.}-{3:3}, at: ice_reset_vf+0xb7/0x4d0 [ice]\n\nstack backtrace:\nCPU: 60 PID: 6771 Comm: kworker/60:3 Tainted: G        W  O       6.8.0-rc6 #54\nHardware name:\nWorkqueue: ice ice_service_task [ice]\nCall Trace:\n <TASK>\n dump_stack_lvl+0x4a/0x80\n check_noncircular+0x12d/0x150\n check_prev_add+0xe2/0xc50\n ? save_trace+0x59/0x230\n ? add_chain_cache+0x109/0x450\n validate_chain+0x558/0x800\n __lock_acquire+0x4f8/0xb40\n ? lockdep_hardirqs_on+0x7d/0x100\n lock_acquire+0xd4/0x2d0\n ? ice_reset_vf+0x22f/0x4d0 [ice]\n ? lock_is_held_type+0xc7/0x120\n __mutex_lock+0x9b/0xbf0\n ? ice_reset_vf+0x22f/0x4d0 [ice]\n ? ice_reset_vf+0x22f/0x4d0 [ice]\n ? rcu_is_watching+0x11/0x50\n ? ice_reset_vf+0x22f/0x4d0 [ice]\n ice_reset_vf+0x22f/0x4d0 [ice]\n ? process_one_work+0x176/0x4d0\n ice_process_vflr_event+0x98/0xd0 [ice]\n ice_service_task+0x1cc/0x480 [ice]\n process_one_work+0x1e9/0x4d0\n worker_thread+0x1e1/0x3d0\n ? __pfx_worker_thread+0x10/0x10\n kthread+0x104/0x140\n ? __pfx_kthread+0x10/0x10\n ret_from_fork+0x31/0x50\n ? __pfx_kthread+0x10/0x10\n ret_from_fork_asm+0x1b/0x30\n </TASK>\n\nTo avoid deadlock, we must
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ice: corrige la dependencia de bloqueo de LAG y VF en ice_reset_vf() 9f74a3dfcf83 (\"ice: corrige las rutas de restablecimiento de VF cuando la interfaz est\u00e1 en un agregado de conmutaci\u00f3n por error\"), el controlador ice ha adquirido el LAG mutex en ice_reset_vf(). La confirmaci\u00f3n coloc\u00f3 esta adquisici\u00f3n de bloqueo justo antes de la adquisici\u00f3n del bloqueo de configuraci\u00f3n VF. Si ice_reset_vf() adquiere el bloqueo de configuraci\u00f3n a trav\u00e9s del indicador ICE_VF_RESET_LOCK, esto podr\u00eda bloquearse con ice_vc_cfg_qs_msg() porque siempre adquiere los bloqueos en el orden del bloqueo de configuraci\u00f3n VF y luego el mutex LAG. Lockdep informa esta infracci\u00f3n casi inmediatamente al crear y luego eliminar 2 VF: ===================================== ================== ADVERTENCIA: posible dependencia de bloqueo circular detectada 6.8.0-rc6 #54 Contaminado: GWO --------------- --------------------------------------- kworker/60:3/6771 est\u00e1 intentando adquirir bloqueo: ff40d43e099380a0 (&amp;vf-&gt;cfg_lock){+.+.}-{3:3}, en: ice_reset_vf+0x22f/0x4d0 [ice] pero la tarea ya mantiene el bloqueo: ff40d43ea1961210 (&amp;pf-&gt;lag_mutex){+.+ .}-{3:3}, en: ice_reset_vf+0xb7/0x4d0 [ice] cuyo bloqueo ya depende del nuevo bloqueo. la cadena de dependencia existente (en orden inverso) es: -&gt; #1 (&amp;pf-&gt;lag_mutex){+.+.}-{3:3}: __lock_acquire+0x4f8/0xb40 lock_acquire+0xd4/0x2d0 __mutex_lock+0x9b/0xbf0 ice_vc_cfg_qs_msg +0x45/0x690 [ice] ice_vc_process_vf_msg+0x4f5/0x870 [ice] __ice_clean_ctrlq+0x2b5/0x600 [ice] ice_service_task+0x2c9/0x480 [ice] Process_one_work+0x1e9/0x4d0 trabajador_thread+0x1e1/0x3d0 leer+0x104/0x140 ret_from_fork+0x31/ 0x50 ret_from_fork_asm+0x1b/0x30 -&gt; #0 (&amp;vf-&gt;cfg_lock){+.+.}-{3:3}: check_prev_add+0xe2/0xc50 validar_chain+0x558/0x800 __lock_acquire+0x4f8/0xb40 lock_acquire+0xd4/0x2d0 ex_lock +0x9b/0xbf0 ice_reset_vf+0x22f/0x4d0 [ice] ice_process_vflr_event+0x98/0xd0 [ice] ice_service_task+0x1cc/0x480 [ice] Process_one_work+0x1e9/0x4d0 trabajador_thread+0x1e1/0x3d0 kthread+0x104/0x1 40 ret_from_fork+0x31/0x50 ret_from_fork_asm+ 0x1b/0x30 otra informaci\u00f3n que podr\u00eda ayudarnos a depurar esto: Posible escenario de bloqueo inseguro: CPU0 CPU1 ---- ---- lock(&amp;pf-&gt;lag_mutex); bloquear(&amp;vf-&gt;cfg_lock); bloquear(&amp;pf-&gt;lag_mutex); bloquear(&amp;vf-&gt;cfg_lock); *** DEADLOCK *** 4 bloqueos retenidos por kworker/60:3/6771: #0: ff40d43e05428b38 ((wq_completion)ice){+.+.}-{0:0}, en: Process_one_work+0x176/0x4d0 # 1: ff50d06e05197e58 ((work_completion)(&amp;pf-&gt;serv_task)){+.+.}-{0:0}, en: Process_one_work+0x176/0x4d0 #2: ff40d43ea1960e50 (&amp;pf-&gt;vfs.table_lock){+.+ .}-{3:3}, en: ice_process_vflr_event+0x48/0xd0 [ice] #3: ff40d43ea1961210 (&amp;pf-&gt;lag_mutex){+.+.}-{3:3}, en: ice_reset_vf+0xb7/0x4d0 [ ice] seguimiento de pila: CPU: 60 PID: 6771 Comm: kworker/60:3 Tainted: GWO 6.8.0-rc6 #54 Nombre de hardware: Cola de trabajo: ice ice_service_task [ice] Seguimiento de llamadas:  dump_stack_lvl+0x4a/0x80 check_noncircular +0x12d/0x150 check_prev_add+0xe2/0xc50 ? save_trace+0x59/0x230? add_chain_cache+0x109/0x450 validar_chain+0x558/0x800 __lock_acquire+0x4f8/0xb40? lockdep_hardirqs_on+0x7d/0x100 lock_acquire+0xd4/0x2d0? ice_reset_vf+0x22f/0x4d0 [ice]? lock_is_held_type+0xc7/0x120 __mutex_lock+0x9b/0xbf0 ? ice_reset_vf+0x22f/0x4d0 [ice]? ice_reset_vf+0x22f/0x4d0 [ice]? rcu_is_watching+0x11/0x50? ice_reset_vf+0x22f/0x4d0 [ice] ice_reset_vf+0x22f/0x4d0 [ice] ? Process_one_work+0x176/0x4d0 ice_process_vflr_event+0x98/0xd0 [ice] ice_service_task+0x1cc/0x480 [ice] Process_one_work+0x1e9/0x4d0 trabajador_thread+0x1e1/0x3d0? __pfx_worker_thread+0x10/0x10 kthread+0x104/0x140 ? __pfx_kthread+0x10/0x10 ret_from_fork+0x31/0x50 ? __pfx_kthread+0x10/0x10 ret_from_fork_asm+0x1b/0x30  Para evitar un punto muerto, debemos adquirir el LAG ---truncado---"
    }
  ],
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    "cvssMetricV31": [
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        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
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        "impactScore": 3.6
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