FKIE_CVE-2022-49471

Vulnerability from fkie_nvd - Published: 2025-02-26 07:01 - Updated: 2026-08-04 10:17
Severity
8.8 (High) - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: rtw89: cfo: check mac_id to avoid out-of-bounds Somehow, hardware reports incorrect mac_id and pollute memory. Check index before we access the array. UBSAN: array-index-out-of-bounds in rtw89/phy.c:2517:23 index 188 is out of range for type 's32 [64]' CPU: 1 PID: 51550 Comm: irq/35-rtw89_pc Tainted: G OE Call Trace: <IRQ> show_stack+0x52/0x58 dump_stack_lvl+0x4c/0x63 dump_stack+0x10/0x12 ubsan_epilogue+0x9/0x45 __ubsan_handle_out_of_bounds.cold+0x44/0x49 ? __alloc_skb+0x92/0x1d0 rtw89_phy_cfo_parse+0x44/0x7f [rtw89_core] rtw89_core_rx+0x261/0x871 [rtw89_core] ? __alloc_skb+0xee/0x1d0 rtw89_pci_napi_poll+0x3fa/0x4ea [rtw89_pci] __napi_poll+0x33/0x1a0 net_rx_action+0x126/0x260 ? __queue_work+0x217/0x4c0 __do_softirq+0xd9/0x315 ? disable_irq_nosync+0x10/0x10 do_softirq.part.0+0x6d/0x90 </IRQ> <TASK> __local_bh_enable_ip+0x62/0x70 rtw89_pci_interrupt_threadfn+0x182/0x1a6 [rtw89_pci] irq_thread_fn+0x28/0x60 irq_thread+0xc8/0x190 ? irq_thread_fn+0x60/0x60 kthread+0x16b/0x190 ? irq_thread_check_affinity+0xe0/0xe0 ? set_kthread_struct+0x50/0x50 ret_from_fork+0x22/0x30 </TASK>
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/03ed236480aeec8c2fd327a1ea6d711364c495e3Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/97df85871a5b187609d30fca6d85b912d9e02f29Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c32fafe68298bb599e825c298e1d0ba30186f0a5Patch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/realtek/rtw89/phy.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "03ed236480aeec8c2fd327a1ea6d711364c495e3",
              "status": "affected",
              "version": "e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd",
              "versionType": "git"
            },
            {
              "lessThan": "c32fafe68298bb599e825c298e1d0ba30186f0a5",
              "status": "affected",
              "version": "e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd",
              "versionType": "git"
            },
            {
              "lessThan": "97df85871a5b187609d30fca6d85b912d9e02f29",
              "status": "affected",
              "version": "e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/realtek/rtw89/phy.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.16"
            },
            {
              "lessThan": "5.16",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.17.*",
              "status": "unaffected",
              "version": "5.17.14",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.18.*",
              "status": "unaffected",
              "version": "5.18.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.19",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "B87A352E-884A-4C74-8E72-53AFC0D486B7",
              "versionEndExcluding": "5.17.14",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "8E122216-2E9E-4B3E-B7B8-D575A45BA3C2",
              "versionEndExcluding": "5.18.3",
              "versionStartIncluding": "5.18",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nrtw89: cfo: check mac_id to avoid out-of-bounds\n\nSomehow, hardware reports incorrect mac_id and pollute memory. Check index\nbefore we access the array.\n\n  UBSAN: array-index-out-of-bounds in rtw89/phy.c:2517:23\n  index 188 is out of range for type \u0027s32 [64]\u0027\n  CPU: 1 PID: 51550 Comm: irq/35-rtw89_pc Tainted: G           OE\n  Call Trace:\n   \u003cIRQ\u003e\n   show_stack+0x52/0x58\n   dump_stack_lvl+0x4c/0x63\n   dump_stack+0x10/0x12\n   ubsan_epilogue+0x9/0x45\n   __ubsan_handle_out_of_bounds.cold+0x44/0x49\n   ? __alloc_skb+0x92/0x1d0\n   rtw89_phy_cfo_parse+0x44/0x7f [rtw89_core]\n   rtw89_core_rx+0x261/0x871 [rtw89_core]\n   ? __alloc_skb+0xee/0x1d0\n   rtw89_pci_napi_poll+0x3fa/0x4ea [rtw89_pci]\n   __napi_poll+0x33/0x1a0\n   net_rx_action+0x126/0x260\n   ? __queue_work+0x217/0x4c0\n   __do_softirq+0xd9/0x315\n   ? disable_irq_nosync+0x10/0x10\n   do_softirq.part.0+0x6d/0x90\n   \u003c/IRQ\u003e\n   \u003cTASK\u003e\n   __local_bh_enable_ip+0x62/0x70\n   rtw89_pci_interrupt_threadfn+0x182/0x1a6 [rtw89_pci]\n   irq_thread_fn+0x28/0x60\n   irq_thread+0xc8/0x190\n   ? irq_thread_fn+0x60/0x60\n   kthread+0x16b/0x190\n   ? irq_thread_check_affinity+0xe0/0xe0\n   ? set_kthread_struct+0x50/0x50\n   ret_from_fork+0x22/0x30\n   \u003c/TASK\u003e"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: rtw89: cfo: comprobar mac_id para evitar fuera de los l\u00edmites De alguna manera, el hardware informa mac_id incorrecto y contamina la memoria. Compruebe el \u00edndice antes de acceder a la matriz. UBSAN: array-index-out-of-bounds in rtw89/phy.c:2517:23 index 188 is out of range for type \u0027s32 [64]\u0027 CPU: 1 PID: 51550 Comm: irq/35-rtw89_pc Tainted: G OE Call Trace:  show_stack+0x52/0x58 dump_stack_lvl+0x4c/0x63 dump_stack+0x10/0x12 ubsan_epilogue+0x9/0x45 __ubsan_handle_out_of_bounds.cold+0x44/0x49 ? __alloc_skb+0x92/0x1d0 rtw89_phy_cfo_parse+0x44/0x7f [rtw89_core] rtw89_core_rx+0x261/0x871 [rtw89_core] ? __alloc_skb+0xee/0x1d0 rtw89_pci_napi_poll+0x3fa/0x4ea [rtw89_pci] __napi_poll+0x33/0x1a0 net_rx_action+0x126/0x260 ? __queue_work+0x217/0x4c0 __do_softirq+0xd9/0x315 ? disable_irq_nosync+0x10/0x10 do_softirq.part.0+0x6d/0x90   __local_bh_enable_ip+0x62/0x70 rtw89_pci_interrupt_threadfn+0x182/0x1a6 [rtw89_pci] irq_thread_fn+0x28/0x60 irq_thread+0xc8/0x190 ? irq_thread_fn+0x60/0x60 kthread+0x16b/0x190 ? irq_thread_check_affinity+0xe0/0xe0 ? set_kthread_struct+0x50/0x50 ret_from_fork+0x22/0x30  "
    }
  ],
  "id": "CVE-2022-49471",
  "lastModified": "2026-08-04T10:17:49.093",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-49471",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-10-01T19:39:49.476327Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-02-26T07:01:23.333",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/03ed236480aeec8c2fd327a1ea6d711364c495e3"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/97df85871a5b187609d30fca6d85b912d9e02f29"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/c32fafe68298bb599e825c298e1d0ba30186f0a5"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-129"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-129"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}



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