github - ghsa-5937-rmjq-m7qm

ghsa-5937-rmjq-m7qm

Vulnerability from github

Published

2024-09-18 09:30

Modified

2024-09-18 09:30

Details

In the Linux kernel, the following vulnerability has been resolved:

riscv: misaligned: Restrict user access to kernel memory

raw_copy_{to,from}_user() do not call access_ok(), so this code allowed userspace to access any virtual memory address.

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{
  "affected": [],
  "aliases": [
    "CVE-2024-46792"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-09-18T08:15:06Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nriscv: misaligned: Restrict user access to kernel memory\n\nraw_copy_{to,from}_user() do not call access_ok(), so this code allowed\nuserspace to access any virtual memory address.",
  "id": "GHSA-5937-rmjq-m7qm",
  "modified": "2024-09-18T09:30:37Z",
  "published": "2024-09-18T09:30:37Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-46792"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a3b6ff6c896aee5ef9b581e40d0045ff04fcbc8c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b686ecdeacf6658e1348c1a32a08e2e72f7c0f00"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

cve-2024-46792

Vulnerability from cvelistv5

Published

2024-09-18 07:12

Modified

2024-12-19 09:23

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: riscv: misaligned: Restrict user access to kernel memory raw_copy_{to,from}_user() do not call access_ok(), so this code allowed userspace to access any virtual memory address.

References

▼	URL	Tags
	https://git.kernel.org/stable/c/a3b6ff6c896aee5ef9b581e40d0045ff04fcbc8c
	https://git.kernel.org/stable/c/b686ecdeacf6658e1348c1a32a08e2e72f7c0f00

Impacted products

Vendor

Product

Version

▼

Linux

Version: 7c83232161f609bbc452a1255f823f41afc411dd
Version: 7c83232161f609bbc452a1255f823f41afc411dd

Linux

Version: 6.7

Show details on NVD website

JSON

To clipboard

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  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-46792",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-09-29T14:23:34.926999Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-09-29T14:23:47.441Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
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        {
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          "product": "Linux",
          "programFiles": [
            "arch/riscv/kernel/traps_misaligned.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "lessThan": "a3b6ff6c896aee5ef9b581e40d0045ff04fcbc8c",
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              "versionType": "git"
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          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
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            },
            {
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              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.10.*",
              "status": "unaffected",
              "version": "6.10.10",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.11",
              "versionType": "original_commit_for_fix"
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          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nriscv: misaligned: Restrict user access to kernel memory\n\nraw_copy_{to,from}_user() do not call access_ok(), so this code allowed\nuserspace to access any virtual memory address."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-12-19T09:23:14.579Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
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          "url": "https://git.kernel.org/stable/c/a3b6ff6c896aee5ef9b581e40d0045ff04fcbc8c"
        },
        {
          "url": "https://git.kernel.org/stable/c/b686ecdeacf6658e1348c1a32a08e2e72f7c0f00"
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      "title": "riscv: misaligned: Restrict user access to kernel memory",
      "x_generator": {
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  },
  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2024-46792",
    "datePublished": "2024-09-18T07:12:47.455Z",
    "dateReserved": "2024-09-11T15:12:18.279Z",
    "dateUpdated": "2024-12-19T09:23:14.579Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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