nvd-json-data-feeds/CVE-2024/CVE-2024-370xx/CVE-2024-37078.json

{
  "id": "CVE-2024-37078",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2024-06-25T15:15:12.287",
  "lastModified": "2024-07-05T08:15:03.130",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnilfs2: fix potential kernel bug due to lack of writeback flag waiting\n\nDestructive writes to a block device on which nilfs2 is mounted can cause\na kernel bug in the folio/page writeback start routine or writeback end\nroutine (__folio_start_writeback in the log below):\n\n kernel BUG at mm/page-writeback.c:3070!\n Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI\n ...\n RIP: 0010:__folio_start_writeback+0xbaa/0x10e0\n Code: 25 ff 0f 00 00 0f 84 18 01 00 00 e8 40 ca c6 ff e9 17 f6 ff ff\n  e8 36 ca c6 ff 4c 89 f7 48 c7 c6 80 c0 12 84 e8 e7 b3 0f 00 90 <0f>\n  0b e8 1f ca c6 ff 4c 89 f7 48 c7 c6 a0 c6 12 84 e8 d0 b3 0f 00\n ...\n Call Trace:\n  <TASK>\n  nilfs_segctor_do_construct+0x4654/0x69d0 [nilfs2]\n  nilfs_segctor_construct+0x181/0x6b0 [nilfs2]\n  nilfs_segctor_thread+0x548/0x11c0 [nilfs2]\n  kthread+0x2f0/0x390\n  ret_from_fork+0x4b/0x80\n  ret_from_fork_asm+0x1a/0x30\n  </TASK>\n\nThis is because when the log writer starts a writeback for segment summary\nblocks or a super root block that use the backing device's page cache, it\ndoes not wait for the ongoing folio/page writeback, resulting in an\ninconsistent writeback state.\n\nFix this issue by waiting for ongoing writebacks when putting\nfolios/pages on the backing device into writeback state."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: nilfs2: corrige un posible error en el kernel debido a la falta de indicador de escritura reescrita en espera Las escrituras destructivas en un dispositivo de bloque en el que est\u00e1 montado nilfs2 pueden causar un error en el kernel en la rutina de inicio de reescritura de folio/p\u00e1gina o Rutina de fin de reescritura (__folio_start_writeback en el registro a continuaci\u00f3n): \u00a1ERROR del kernel en mm/page-writeback.c:3070! Vaya: c\u00f3digo de operaci\u00f3n no v\u00e1lido: 0000 [#1] PREEMPT SMP KASAN PTI... RIP: 0010:__folio_start_writeback+0xbaa/0x10e0 C\u00f3digo: 25 ff 0f 00 00 0f 84 18 01 00 00 e8 40 ca c6 ff e9 17 f6 ff ff e8 36 ca c6 ff 4c 89 f7 48 c7 c6 80 c0 12 84 e8 e7 b3 0f 00 90 &lt;0f&gt; 0b e8 1f ca c6 ff 4c 89 f7 48 c7 c6 a0 c6 12 84 e8 d0 b3 0f 00 ... Seguimiento de llamadas:  nilfs_segctor_do_construct+0x4654/0x69d0 [nilfs2] nilfs_segctor_construct+0x181/0x6b0 [nilfs2] nilfs_segctor_thread+0x548/0x11c0 [nilfs2] kthread+0x2f0/0x390 ret_from_fork+0x4b/0x 80 ret_from_fork_asm+0x1a/0x30  Esto se debe a que cuando el escritor de registros inicia una reescritura para bloques de resumen de segmentos o un bloque s\u00faper ra\u00edz que utiliza la cach\u00e9 de p\u00e1gina del dispositivo de respaldo, no espera la reescritura en curso de folios/p\u00e1ginas, lo que genera un estado de reescritura inconsistente. Solucione este problema esperando las reescrituras en curso al poner las publicaciones/p\u00e1ginas en el dispositivo de respaldo en estado de reescritura."
    }
  ],
  "metrics": {},
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/0ecfe3a92869a59668d27228dabbd7965e83567f",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/1f3bff69f1214fe03a02bc650d5bbfaa6e65ae7d",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/271dcd977ccda8c7a26e360425ae7b4db7d2ecc0",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/33900d7eae616647e179eee1c66ebe654ee39627",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/614d397be0cf43412b3f94a0f6460eddced8ce92",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/95f6f81e50d858a7c9aa7c795ec14a0ac3819118",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/a4ca369ca221bb7e06c725792ac107f0e48e82e7",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/a75b8f493dfc48aa38c518430bd9e03b53bffebe",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ]
}