{
  "id": "CVE-2022-49274",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2025-02-26T07:01:04.280",
  "lastModified": "2025-02-26T07:01:04.280",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nocfs2: fix crash when mount with quota enabled\n\nThere is a reported crash when mounting ocfs2 with quota enabled.\n\n  RIP: 0010:ocfs2_qinfo_lock_res_init+0x44/0x50 [ocfs2]\n  Call Trace:\n    ocfs2_local_read_info+0xb9/0x6f0 [ocfs2]\n    dquot_load_quota_sb+0x216/0x470\n    dquot_load_quota_inode+0x85/0x100\n    ocfs2_enable_quotas+0xa0/0x1c0 [ocfs2]\n    ocfs2_fill_super.cold+0xc8/0x1bf [ocfs2]\n    mount_bdev+0x185/0x1b0\n    legacy_get_tree+0x27/0x40\n    vfs_get_tree+0x25/0xb0\n    path_mount+0x465/0xac0\n    __x64_sys_mount+0x103/0x140\n\nIt is caused by when initializing dqi_gqlock, the corresponding dqi_type\nand dqi_sb are not properly initialized.\n\nThis issue is introduced by commit 6c85c2c72819, which wants to avoid\naccessing uninitialized variables in error cases.  So make global quota\ninfo properly initialized."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ocfs2: se corrige un fallo al montar con la cuota habilitada Se ha informado de un fallo al montar ocfs2 con la cuota habilitada. RIP: 0010:ocfs2_qinfo_lock_res_init+0x44/0x50 [ocfs2] Seguimiento de llamadas: ocfs2_local_read_info+0xb9/0x6f0 [ocfs2] dquot_load_quota_sb+0x216/0x470 dquot_load_quota_inode+0x85/0x100 ocfs2_enable_quotas+0xa0/0x1c0 [ocfs2] ocfs2_fill_super.cold+0xc8/0x1bf [ocfs2] mount_bdev+0x185/0x1b0 legacy_get_tree+0x27/0x40 vfs_get_tree+0x25/0xb0 path_mount+0x465/0xac0 __x64_sys_mount+0x103/0x140 Esto se debe a que, al inicializar dqi_gqlock, los dqi_type y dqi_sb correspondientes no se inicializan correctamente. Este problema lo introduce el commit 6c85c2c72819, que quiere evitar el acceso a variables no inicializadas en casos de error. Por lo tanto, haga que la informaci\u00f3n de cuota global se inicialice correctamente."
    }
  ],
  "metrics": {},
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/01931e1c4e3de5d777253acae64c0e8fd071a1dd",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/7c5312fdb1dcfdc1951b018669af88d5d6420b31",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/de19433423c7bedabbd4f9a25f7dbc62c5e78921",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/eda31f77317647b9fbf889779ee1fb6907651865",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ]
}