cve-2022-48750
Vulnerability from cvelistv5
Published
2024-06-20 11:13
Modified
2024-08-03 15:25
Severity ?
Summary
hwmon: (nct6775) Fix crash in clear_caseopen
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/79da533d3cc717ccc05ddbd3190da8a72bc2408bPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/cfb7d12f2e4a4d694f49e9b4ebb352f7b67cdfbbPatch
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

{
  "containers": {
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            "other": {
              "content": {
                "id": "CVE-2022-48750",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-06-24T15:12:14.733914Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
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        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-24T15:12:27.350Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T15:25:01.617Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
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        "references": [
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            "url": "https://git.kernel.org/stable/c/cfb7d12f2e4a4d694f49e9b4ebb352f7b67cdfbb"
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            "tags": [
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            "url": "https://git.kernel.org/stable/c/79da533d3cc717ccc05ddbd3190da8a72bc2408b"
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        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/hwmon/nct6775.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "lessThan": "cfb7d12f2e4a",
              "status": "affected",
              "version": "2e7b9886968b",
              "versionType": "git"
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              "status": "affected",
              "version": "2e7b9886968b",
              "versionType": "git"
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        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/hwmon/nct6775.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": "custom"
            },
            {
              "lessThanOrEqual": "5.16.*",
              "status": "unaffected",
              "version": "5.16.5",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.17",
              "versionType": "original_commit_for_fix"
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          ]
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nhwmon: (nct6775) Fix crash in clear_caseopen\n\nPawe\u0142 Marciniak reports the following crash, observed when clearing\nthe chassis intrusion alarm.\n\nBUG: kernel NULL pointer dereference, address: 0000000000000028\nPGD 0 P4D 0\nOops: 0000 [#1] PREEMPT SMP PTI\nCPU: 3 PID: 4815 Comm: bash Tainted: G S                5.16.2-200.fc35.x86_64 #1\nHardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./Z97 Extreme4, BIOS P2.60A 05/03/2018\nRIP: 0010:clear_caseopen+0x5a/0x120 [nct6775]\nCode: 68 70 e8 e9 32 b1 e3 85 c0 0f 85 d2 00 00 00 48 83 7c 24 ...\nRSP: 0018:ffffabcb02803dd8 EFLAGS: 00010246\nRAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000000\nRDX: ffff8e8808192880 RSI: 0000000000000000 RDI: ffff8e87c7509a68\nRBP: 0000000000000000 R08: 0000000000000001 R09: 000000000000000a\nR10: 000000000000000a R11: f000000000000000 R12: 000000000000001f\nR13: ffff8e87c7509828 R14: ffff8e87c7509a68 R15: ffff8e88494527a0\nFS:  00007f4db9151740(0000) GS:ffff8e8ebfec0000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 0000000000000028 CR3: 0000000166b66001 CR4: 00000000001706e0\nCall Trace:\n \u003cTASK\u003e\n kernfs_fop_write_iter+0x11c/0x1b0\n new_sync_write+0x10b/0x180\n vfs_write+0x209/0x2a0\n ksys_write+0x4f/0xc0\n do_syscall_64+0x3b/0x90\n entry_SYSCALL_64_after_hwframe+0x44/0xae\n\nThe problem is that the device passed to clear_caseopen() is the hwmon\ndevice, not the platform device, and the platform data is not set in the\nhwmon device. Store the pointer to sio_data in struct nct6775_data and\nget if from there if needed."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-06-20T11:14:42.619Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/cfb7d12f2e4a4d694f49e9b4ebb352f7b67cdfbb"
        },
        {
          "url": "https://git.kernel.org/stable/c/79da533d3cc717ccc05ddbd3190da8a72bc2408b"
        }
      ],
      "title": "hwmon: (nct6775) Fix crash in clear_caseopen",
      "x_generator": {
        "engine": "bippy-7d53e8ef8be4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-48750",
    "datePublished": "2024-06-20T11:13:31.920Z",
    "dateReserved": "2024-06-20T11:09:39.055Z",
    "dateUpdated": "2024-08-03T15:25:01.617Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-48750\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-06-20T12:15:13.223\",\"lastModified\":\"2024-09-18T16:04:21.597\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nhwmon: (nct6775) Fix crash in clear_caseopen\\n\\nPawe? Marciniak reports the following crash, observed when clearing\\nthe chassis intrusion alarm.\\n\\nBUG: kernel NULL pointer dereference, address: 0000000000000028\\nPGD 0 P4D 0\\nOops: 0000 [#1] PREEMPT SMP PTI\\nCPU: 3 PID: 4815 Comm: bash Tainted: G S                5.16.2-200.fc35.x86_64 #1\\nHardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./Z97 Extreme4, BIOS P2.60A 05/03/2018\\nRIP: 0010:clear_caseopen+0x5a/0x120 [nct6775]\\nCode: 68 70 e8 e9 32 b1 e3 85 c0 0f 85 d2 00 00 00 48 83 7c 24 ...\\nRSP: 0018:ffffabcb02803dd8 EFLAGS: 00010246\\nRAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000000\\nRDX: ffff8e8808192880 RSI: 0000000000000000 RDI: ffff8e87c7509a68\\nRBP: 0000000000000000 R08: 0000000000000001 R09: 000000000000000a\\nR10: 000000000000000a R11: f000000000000000 R12: 000000000000001f\\nR13: ffff8e87c7509828 R14: ffff8e87c7509a68 R15: ffff8e88494527a0\\nFS:  00007f4db9151740(0000) GS:ffff8e8ebfec0000(0000) knlGS:0000000000000000\\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\\nCR2: 0000000000000028 CR3: 0000000166b66001 CR4: 00000000001706e0\\nCall Trace:\\n \u003cTASK\u003e\\n kernfs_fop_write_iter+0x11c/0x1b0\\n new_sync_write+0x10b/0x180\\n vfs_write+0x209/0x2a0\\n ksys_write+0x4f/0xc0\\n do_syscall_64+0x3b/0x90\\n entry_SYSCALL_64_after_hwframe+0x44/0xae\\n\\nThe problem is that the device passed to clear_caseopen() is the hwmon\\ndevice, not the platform device, and the platform data is not set in the\\nhwmon device. Store the pointer to sio_data in struct nct6775_data and\\nget if from there if needed.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux se ha resuelto la siguiente vulnerabilidad: hwmon: (nct6775) \u00bfReparar fallo en clear_caseopen Pawe? Marciniak informa del siguiente accidente, observado al borrar la alarma de intrusi\u00f3n en el chasis. ERROR: desreferencia del puntero NULL del kernel, direcci\u00f3n: 00000000000000028 PGD 0 P4D 0 Ups: 0000 [#1] PREEMPT SMP PTI CPU: 3 PID: 4815 Comm: bash Contaminado: GS 5.16.2-200.fc35.x86_64 #1 Nombre de hardware: Para ser completado por OEM Para ser completado por OEM/Z97 Extreme4, BIOS P2.60A 03/05/2018 RIP: 0010:clear_caseopen+0x5a/0x120 [nct6775] C\u00f3digo: 68 70 e8 e9 32 b1 e3 85 c0 0f 85 d2 00 00 00 48 83 7c 24 ... RSP: 0018:ffffabcb02803dd8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 00000000000000002 RCX: 0000000000000000 RDX: 8808192880 RSI: 0000000000000000 RDI: ffff8e87c7509a68 RBP: 0000000000000000 R08: 0000000000000001 R09: 000000000000000a R10: 000000a R11: f000000000000000 R12: 000000000000001f R13: ffff8e87c7509828 R14: ffff8e87c7509a68 R15: ffff8e88494527a0 FS: 00007f4db9151740(0000) GS:ffff8e8ebfec0000(0000) nlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000028 CR3: 0000000166b66001 CR4: 00000000001706e0 :  kernfs_fop_write_iter+0x11c/0x1b0 new_sync_write+0x10b/0x180 vfs_write+0x209/0x2a0 ksys_write+0x4f/0xc0 do_syscall_64+0x3b/0x90 Entry_SYSCALL_64_after_hwframe+0x44/0xae El problema es que el dispositivo pasado a clear_caseopen() es el dispositivo hwmon, no el dispositivo de plataforma y los datos de la plataforma no est\u00e1n configurados en el dispositivo hwmon. Guarde el puntero a sio_data en la estructura nct6775_data y obtengalo desde all\u00ed si es necesario.\"}],\"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\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"5.16.5\",\"matchCriteriaId\":\"1AD9E77E-B27E-450C-8FD8-B64EC5FB002D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:5.17:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"7BD5F8D9-54FA-4CB0-B4F0-CB0471FDDB2D\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/79da533d3cc717ccc05ddbd3190da8a72bc2408b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/cfb7d12f2e4a4d694f49e9b4ebb352f7b67cdfbb\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}"
  }
}


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