nvd-json-data-feeds/CVE-2022/CVE-2022-493xx/CVE-2022-49361.json

{
  "id": "CVE-2022-49361",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2025-02-26T07:01:12.770",
  "lastModified": "2025-02-26T07:01:12.770",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix to do sanity check for inline inode\n\nYanming reported a kernel bug in Bugzilla kernel [1], which can be\nreproduced. The bug message is:\n\nThe kernel message is shown below:\n\nkernel BUG at fs/inode.c:611!\nCall Trace:\n evict+0x282/0x4e0\n __dentry_kill+0x2b2/0x4d0\n dput+0x2dd/0x720\n do_renameat2+0x596/0x970\n __x64_sys_rename+0x78/0x90\n do_syscall_64+0x3b/0x90\n\n[1] https://bugzilla.kernel.org/show_bug.cgi?id=215895\n\nThe bug is due to fuzzed inode has both inline_data and encrypted flags.\nDuring f2fs_evict_inode(), as the inode was deleted by rename(), it\nwill cause inline data conversion due to conflicting flags. The page\ncache will be polluted and the panic will be triggered in clear_inode().\n\nTry fixing the bug by doing more sanity checks for inline data inode in\nsanity_check_inode()."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: f2fs: correcci\u00f3n para realizar una comprobaci\u00f3n de cordura para el inodo en l\u00ednea Yanming inform\u00f3 de un error del kernel en el kernel de Bugzilla [1], que se puede reproducir. El mensaje del error es: El mensaje del kernel se muestra a continuaci\u00f3n: kernel BUG at fs/inode.c:611! Call Trace: evict+0x282/0x4e0 __dentry_kill+0x2b2/0x4d0 dput+0x2dd/0x720 do_renameat2+0x596/0x970 __x64_sys_rename+0x78/0x90 do_syscall_64+0x3b/0x90 [1] https://bugzilla.kernel.org/show_bug.cgi?id=215895 El error se debe a que el inodo fuzzed tiene indicadores inline_data y cifrados. Durante f2fs_evict_inode(), como el inodo fue eliminado por rename(), esto provocar\u00e1 una conversi\u00f3n de datos en l\u00ednea debido a indicadores conflictivos. La cach\u00e9 de la p\u00e1gina se contaminar\u00e1 y se activar\u00e1 el p\u00e1nico en clear_inode(). Intente corregir el error realizando m\u00e1s comprobaciones de integridad para el inodo de datos en l\u00ednea en sanity_check_inode()."
    }
  ],
  "metrics": {},
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/11c1cd032df85df3c096a57a7f27d57819956e4a",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/198fd9faa271dd54dca6fc8eb6873f42dfd3b4d8",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/677a82b44ebf263d4f9a0cfbd576a6ade797a07b",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/7cfe2d43becaf76e562b9617d2c2d9b445f86761",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/efdefbe8b7564602ab446474788225a1f2a323b5",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ]
}