{
  "id": "CVE-2024-27055",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2024-05-01T13:15:50.317",
  "lastModified": "2024-11-21T09:03:45.863",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nworkqueue: Don't call cpumask_test_cpu() with -1 CPU in wq_update_node_max_active()\n\nFor wq_update_node_max_active(), @off_cpu of -1 indicates that no CPU is\ngoing down. The function was incorrectly calling cpumask_test_cpu() with -1\nCPU leading to oopses like the following on some archs:\n\n  Unable to handle kernel paging request at virtual address ffff0002100296e0\n  ..\n  pc : wq_update_node_max_active+0x50/0x1fc\n  lr : wq_update_node_max_active+0x1f0/0x1fc\n  ...\n  Call trace:\n    wq_update_node_max_active+0x50/0x1fc\n    apply_wqattrs_commit+0xf0/0x114\n    apply_workqueue_attrs_locked+0x58/0xa0\n    alloc_workqueue+0x5ac/0x774\n    workqueue_init_early+0x460/0x540\n    start_kernel+0x258/0x684\n    __primary_switched+0xb8/0xc0\n  Code: 9100a273 35000d01 53067f00 d0016dc1 (f8607a60)\n  ---[ end trace 0000000000000000 ]---\n  Kernel panic - not syncing: Attempted to kill the idle task!\n  ---[ end Kernel panic - not syncing: Attempted to kill the idle task! ]---\n\nFix it."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: cola de trabajo: no llame a cpumask_test_cpu() con -1 CPU en wq_update_node_max_active() Para wq_update_node_max_active(), @off_cpu de -1 indica que no hay ninguna CPU fallando. La funci\u00f3n llamaba incorrectamente a cpumask_test_cpu() con -1 CPU, lo que provocaba errores como los siguientes en algunos arcos: No se puede manejar la solicitud de paginaci\u00f3n del kernel en la direcci\u00f3n virtual ffff0002100296e0 .. pc: wq_update_node_max_active+0x50/0x1fc lr: wq_update_node_max_active+0x1f0/0x1fc .. Seguimiento de llamadas: wq_update_node_max_active+0x50/0x1fc apply_wqattrs_commit+0xf0/0x114 apply_workqueue_attrs_locked+0x58/0xa0 alloc_workqueue+0x5ac/0x774 workqueue_init_early+0x460/0x540 start_kernel+0x258/0x68. 4 __primary_switched+0xb8/0xc0 C\u00f3digo: 9100a273 35000d01 53067f00 d0016dc1 (f8607a60) -- -[ end trace 0000000000000000 ]--- P\u00e1nico del kernel - no se sincroniza: \u00a1Se intent\u00f3 finalizar la tarea inactiva! ---[ fin del p\u00e1nico del kernel: no se sincroniza: \u00a1se intent\u00f3 finalizar la tarea inactiva! ]--- Arreglalo."
    }
  ],
  "metrics": {},
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/15930da42f8981dc42c19038042947b475b19f47",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/38c19c44cc05ec1e84d2e31a9a289b83b6c7ec85",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/7df62b8cca38aa452b508b477b16544cba615084",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/9fc557d489f8163c1aabcb89114b8eba960f4097",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/a75ac2693d734d20724f0e10e039ca85f1fcfc4e",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/adc646d2126988a64234502f579e4bc2b080d7cf",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/15930da42f8981dc42c19038042947b475b19f47",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://git.kernel.org/stable/c/38c19c44cc05ec1e84d2e31a9a289b83b6c7ec85",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://git.kernel.org/stable/c/7df62b8cca38aa452b508b477b16544cba615084",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://git.kernel.org/stable/c/9fc557d489f8163c1aabcb89114b8eba960f4097",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://git.kernel.org/stable/c/a75ac2693d734d20724f0e10e039ca85f1fcfc4e",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://git.kernel.org/stable/c/adc646d2126988a64234502f579e4bc2b080d7cf",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ]
}