nvd-json-data-feeds/CVE-2021/CVE-2021-471xx/CVE-2021-47165.json

{
  "id": "CVE-2021-47165",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2024-03-25T10:15:08.620",
  "lastModified": "2024-03-25T13:47:14.087",
  "vulnStatus": "Awaiting Analysis",
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/meson: fix shutdown crash when component not probed\n\nWhen main component is not probed, by example when the dw-hdmi module is\nnot loaded yet or in probe defer, the following crash appears on shutdown:\n\nUnable to handle kernel NULL pointer dereference at virtual address 0000000000000038\n...\npc : meson_drv_shutdown+0x24/0x50\nlr : platform_drv_shutdown+0x20/0x30\n...\nCall trace:\nmeson_drv_shutdown+0x24/0x50\nplatform_drv_shutdown+0x20/0x30\ndevice_shutdown+0x158/0x360\nkernel_restart_prepare+0x38/0x48\nkernel_restart+0x18/0x68\n__do_sys_reboot+0x224/0x250\n__arm64_sys_reboot+0x24/0x30\n...\n\nSimply check if the priv struct has been allocated before using it."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: drm/meson: corrige el fallo de apagado cuando el componente no se prueba Cuando el componente principal no se prueba, por ejemplo, cuando el m\u00f3dulo dw-hdmi a\u00fan no est\u00e1 cargado o en el aplazamiento de la prueba, se produce el siguiente fallo aparece al apagar: No se puede manejar la desreferencia del puntero NULL del kernel en la direcci\u00f3n virtual 0000000000000038... pc: meson_drv_shutdown+0x24/0x50 lr: platform_drv_shutdown+0x20/0x30... Rastreo de llamadas: meson_drv_shutdown+0x24/0x50 platform_drv_shutdown+0x20/0x3 0 dispositivo_apagado+ 0x158/0x360 kernel_restart_prepare+0x38/0x48 kernel_restart+0x18/0x68 __do_sys_reboot+0x224/0x250 __arm64_sys_reboot+0x24/0x30... Simplemente verifique si la estructura priv se ha asignado antes de usarla."
    }
  ],
  "metrics": {},
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/4ce2bf20b4a6e307e114847d60b2bf40a6a1fac0",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/7cfc4ea78fc103ea51ecbacd9236abb5b1c490d2",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/b4298d33c1fcce511ffe84d8d3de07e220300f9b",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/b4b91033a0b11fe9ade58156cd9168f89f4a8c1a",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/d66083c0d6f5125a4d982aa177dd71ab4cd3d212",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/e256a0eb43e17209e347409a80805b1659398d68",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ]
}