{
  "id": "CVE-2024-41071",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2024-07-29T15:15:14.863",
  "lastModified": "2024-07-29T16:21:52.517",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: Avoid address calculations via out of bounds array indexing\n\nreq->n_channels must be set before req->channels[] can be used.\n\nThis patch fixes one of the issues encountered in [1].\n\n[   83.964255] UBSAN: array-index-out-of-bounds in net/mac80211/scan.c:364:4\n[   83.964258] index 0 is out of range for type 'struct ieee80211_channel *[]'\n[...]\n[   83.964264] Call Trace:\n[   83.964267]  <TASK>\n[   83.964269]  dump_stack_lvl+0x3f/0xc0\n[   83.964274]  __ubsan_handle_out_of_bounds+0xec/0x110\n[   83.964278]  ieee80211_prep_hw_scan+0x2db/0x4b0\n[   83.964281]  __ieee80211_start_scan+0x601/0x990\n[   83.964291]  nl80211_trigger_scan+0x874/0x980\n[   83.964295]  genl_family_rcv_msg_doit+0xe8/0x160\n[   83.964298]  genl_rcv_msg+0x240/0x270\n[...]\n\n[1] https://bugzilla.kernel.org/show_bug.cgi?id=218810"
    },
    {
      "lang": "es",
      "value": " En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: wifi: mac80211: evitar c\u00e1lculos de direcciones mediante indexaci\u00f3n de matriz fuera de los l\u00edmites. Se debe configurar req-&gt;n_channels antes de poder usar req-&gt;channels[]. Este parche soluciona uno de los problemas encontrados en [1]. [83.964255] UBSAN: \u00edndice de matriz fuera de los l\u00edmites en net/mac80211/scan.c:364:4 [83.964258] el \u00edndice 0 est\u00e1 fuera de rango para el tipo 'struct ieee80211_channel *[]' [...] [ 83.964264] Seguimiento de llamadas: [ 83.964267]  [ 83.964269] dump_stack_lvl+0x3f/0xc0 [ 83.964274] __ubsan_handle_out_of_bounds+0xec/0x110 [ 83.964278] escaneo+0x2db/0x4b0 [ 83.964281] __ieee80211_start_scan+0x601/0x990 [ 83.964291] nl80211_trigger_scan+0x874/ 0x980 [83.964295] genl_family_rcv_msg_doit+0xe8/0x160 [83.964298] genl_rcv_msg+0x240/0x270 [...] [1] https://bugzilla.kernel.org/show_bug.cgi?id=218810"
    }
  ],
  "metrics": {},
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/2663d0462eb32ae7c9b035300ab6b1523886c718",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/4f43a614b1b84f0d1e3c48cc541c3bfdf414a6d0",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ]
}