nvd-json-data-feeds/CVE-2022/CVE-2022-488xx/CVE-2022-48875.json

{
  "id": "CVE-2022-48875",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2024-08-21T07:15:04.440",
  "lastModified": "2024-09-04T18:33:03.537",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: sdata can be NULL during AMPDU start\n\nieee80211_tx_ba_session_handle_start() may get NULL for sdata when a\ndeauthentication is ongoing.\n\nHere a trace triggering the race with the hostapd test\nmulti_ap_fronthaul_on_ap:\n\n(gdb) list *drv_ampdu_action+0x46\n0x8b16 is in drv_ampdu_action (net/mac80211/driver-ops.c:396).\n391             int ret = -EOPNOTSUPP;\n392\n393             might_sleep();\n394\n395             sdata = get_bss_sdata(sdata);\n396             if (!check_sdata_in_driver(sdata))\n397                     return -EIO;\n398\n399             trace_drv_ampdu_action(local, sdata, params);\n400\n\nwlan0: moving STA 02:00:00:00:03:00 to state 3\nwlan0: associated\nwlan0: deauthenticating from 02:00:00:00:03:00 by local choice (Reason: 3=DEAUTH_LEAVING)\nwlan3.sta1: Open BA session requested for 02:00:00:00:00:00 tid 0\nwlan3.sta1: dropped frame to 02:00:00:00:00:00 (unauthorized port)\nwlan0: moving STA 02:00:00:00:03:00 to state 2\nwlan0: moving STA 02:00:00:00:03:00 to state 1\nwlan0: Removed STA 02:00:00:00:03:00\nwlan0: Destroyed STA 02:00:00:00:03:00\nBUG: unable to handle page fault for address: fffffffffffffb48\nPGD 11814067 P4D 11814067 PUD 11816067 PMD 0\nOops: 0000 [#1] PREEMPT SMP PTI\nCPU: 2 PID: 133397 Comm: kworker/u16:1 Tainted: G        W          6.1.0-rc8-wt+ #59\nHardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.0-20220807_005459-localhost 04/01/2014\nWorkqueue: phy3 ieee80211_ba_session_work [mac80211]\nRIP: 0010:drv_ampdu_action+0x46/0x280 [mac80211]\nCode: 53 48 89 f3 be 89 01 00 00 e8 d6 43 bf ef e8 21 46 81 f0 83 bb a0 1b 00 00 04 75 0e 48 8b 9b 28 0d 00 00 48 81 eb 10 0e 00 00 <8b> 93 58 09 00 00 f6 c2 20 0f 84 3b 01 00 00 8b 05 dd 1c 0f 00 85\nRSP: 0018:ffffc900025ebd20 EFLAGS: 00010287\nRAX: 0000000000000000 RBX: fffffffffffff1f0 RCX: ffff888102228240\nRDX: 0000000080000000 RSI: ffffffff918c5de0 RDI: ffff888102228b40\nRBP: ffffc900025ebd40 R08: 0000000000000001 R09: 0000000000000001\nR10: 0000000000000001 R11: 0000000000000000 R12: ffff888118c18ec0\nR13: 0000000000000000 R14: ffffc900025ebd60 R15: ffff888018b7efb8\nFS:  0000000000000000(0000) GS:ffff88817a600000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: fffffffffffffb48 CR3: 0000000105228006 CR4: 0000000000170ee0\nCall Trace:\n <TASK>\n ieee80211_tx_ba_session_handle_start+0xd0/0x190 [mac80211]\n ieee80211_ba_session_work+0xff/0x2e0 [mac80211]\n process_one_work+0x29f/0x620\n worker_thread+0x4d/0x3d0\n ? process_one_work+0x620/0x620\n kthread+0xfb/0x120\n ? kthread_complete_and_exit+0x20/0x20\n ret_from_fork+0x22/0x30\n </TASK>"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: wifi: mac80211: sdata puede ser NULL durante el inicio de AMPDU. ieee80211_tx_ba_session_handle_start() puede obtener NULL para sdata cuando se est\u00e1 realizando una desautenticaci\u00f3n. Aqu\u00ed un rastro que desencadena la ejecuci\u00f3n con la prueba hostapd multi_ap_fronthaul_on_ap: (gdb) list *drv_ampdu_action+0x46 0x8b16 est\u00e1 en drv_ampdu_action (net/mac80211/driver-ops.c:396). 391 int ret = -EOPNOTSUPP; 392 393 podr\u00eda_dormir(); 394 395 sdata = get_bss_sdata(sdata); 396 si (!check_sdata_in_driver(sdata)) 397 retorno -EIO; 398 399 trace_drv_ampdu_action(local, sdata, params); 400 wlan0: mover STA 02:00:00:00:03:00 al estado 3 wlan0: wlan0 asociado: desautenticar desde 02:00:00:00:03:00 por elecci\u00f3n local (Raz\u00f3n: 3=DEAUTH_LEAVING) wlan3.sta1 : Sesi\u00f3n de BA abierta solicitada para 02:00:00:00:00:00 tid 0 wlan3.sta1: cuadro eliminado a 02:00:00:00:00:00 (puerto no autorizado) wlan0: moviendo STA 02:00:00 :00:03:00 al estado 2 wlan0: moviendo STA 02:00:00:00:03:00 al estado 1 wlan0: STA eliminada 02:00:00:00:03:00 wlan0: STA destruida 02:00: 00:00:03:00 ERROR: no se puede manejar el error de p\u00e1gina para la direcci\u00f3n: fffffffffffffffb48 PGD 11814067 P4D 11814067 PUD 11816067 PMD 0 Ups: 0000 [#1] PREEMPT SMP PTI CPU: 2 PID: 133397 Comm: kworker/u16:1 Tainted : GW 6.1.0-rc8-wt+ #59 Nombre del hardware: PC est\u00e1ndar QEMU (Q35 + ICH9, 2009), BIOS 1.16.0-20220807_005459-localhost 01/04/2014 Cola de trabajo: phy3 ieee80211_ba_session_work [mac80211] RIP: _ampdu_acci\u00f3n +0x46/0x280 [mac80211] C\u00f3digo: 53 48 89 f3 be 89 01 00 00 e8 d6 43 bf ef e8 21 46 81 f0 83 bb a0 1b 00 00 04 75 0e 48 8b 9b 28 0d 00 00 48 81 10 0e 00 00 &lt;8b&gt; 93 58 09 00 00 f6 c2 20 0f 84 3b 01 00 00 8b 05 dd 1c 0f 00 85 RSP: 0018:ffffc900025ebd20 EFLAGS: 00010287 RAX: 0000000000000000 RBX: ffffffffffff1f0 RCX: ffff888102228240 RDX: 0000000080000000 RSI: ffffffff918c5de0 RDI: ffff888102228b40 RBP: ffffc900025ebd40 R08: 0000000000000001 R09: 0000000000000001 R10: 00000000000000001 R11: 0000000000000000 R12: 888118c18ec0 R13: 0000000000000000 R14: ffffc900025ebd60 R15: ffff888018b7efb8 FS: 0000000000000000(0000) GS:ffff88817a600000(0000) 0000000000000 CS: 0010 DS: 0000 ES : 0000 CR0: 0000000080050033 CR2: fffffffffffffb48 CR3: 0000000105228006 CR4: 0000000000170ee0 Seguimiento de llamadas:  ieee80211_tx_ba_session_handle_start+0xd0/0x190 11] ieee80211_ba_session_work+0xff/0x2e0 [mac80211] Process_one_work+0x29f/0x620 trabajador_thread+0x4d/0x3d0? proceso_one_work+0x620/0x620 kthread+0xfb/0x120 ? kthread_complete_and_exit+0x20/0x20 ret_from_fork+0x22/0x30 "
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
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  "references": [
    {
      "url": "https://git.kernel.org/stable/c/187523fa7c2d4c780f775cb869216865c4a909ef",
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