CVE-2025-38645 (GCVE-0-2025-38645)
Vulnerability from cvelistv5
Published
2025-08-22 16:00
Modified
2025-08-28 14:44
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Check device memory pointer before usage Add a NULL check before accessing device memory to prevent a crash if dev->dm allocation in mlx5_init_once() fails.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3046b011d368162b1b9ca9453eee0fea930e0a93
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/4249f1307932f1b6bbb8b7eba60d82f0b7e44430
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/62d7cf455c887941ed6f105cd430ba04ee0b6c9f
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/70f238c902b8c0461ae6fbb8d1a0bbddc4350eea
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9053a69abfb5680c2a95292b96df5d204bc0776f
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/da899a1fd7c40e2e4302af1db7d0b8540fb22283
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/eebb225fe6c9103293807b8edabcbad59f9589bc
Impacted products
Vendor Product Version
Linux Linux Version: c9b9dcb430b3cd0ad2b04c360c4e528d73430481
Version: c9b9dcb430b3cd0ad2b04c360c4e528d73430481
Version: c9b9dcb430b3cd0ad2b04c360c4e528d73430481
Version: c9b9dcb430b3cd0ad2b04c360c4e528d73430481
Version: c9b9dcb430b3cd0ad2b04c360c4e528d73430481
Version: c9b9dcb430b3cd0ad2b04c360c4e528d73430481
Version: c9b9dcb430b3cd0ad2b04c360c4e528d73430481
 Create a notification for this product.
   Linux Linux Version: 5.4
 Create a notification for this product.
Show details on NVD website

To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/infiniband/hw/mlx5/dm.c",
            "drivers/net/ethernet/mellanox/mlx5/core/lib/dm.c",
            "drivers/net/ethernet/mellanox/mlx5/core/main.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "9053a69abfb5680c2a95292b96df5d204bc0776f",
              "status": "affected",
              "version": "c9b9dcb430b3cd0ad2b04c360c4e528d73430481",
              "versionType": "git"
            },
            {
              "lessThan": "eebb225fe6c9103293807b8edabcbad59f9589bc",
              "status": "affected",
              "version": "c9b9dcb430b3cd0ad2b04c360c4e528d73430481",
              "versionType": "git"
            },
            {
              "lessThan": "62d7cf455c887941ed6f105cd430ba04ee0b6c9f",
              "status": "affected",
              "version": "c9b9dcb430b3cd0ad2b04c360c4e528d73430481",
              "versionType": "git"
            },
            {
              "lessThan": "4249f1307932f1b6bbb8b7eba60d82f0b7e44430",
              "status": "affected",
              "version": "c9b9dcb430b3cd0ad2b04c360c4e528d73430481",
              "versionType": "git"
            },
            {
              "lessThan": "3046b011d368162b1b9ca9453eee0fea930e0a93",
              "status": "affected",
              "version": "c9b9dcb430b3cd0ad2b04c360c4e528d73430481",
              "versionType": "git"
            },
            {
              "lessThan": "da899a1fd7c40e2e4302af1db7d0b8540fb22283",
              "status": "affected",
              "version": "c9b9dcb430b3cd0ad2b04c360c4e528d73430481",
              "versionType": "git"
            },
            {
              "lessThan": "70f238c902b8c0461ae6fbb8d1a0bbddc4350eea",
              "status": "affected",
              "version": "c9b9dcb430b3cd0ad2b04c360c4e528d73430481",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/infiniband/hw/mlx5/dm.c",
            "drivers/net/ethernet/mellanox/mlx5/core/lib/dm.c",
            "drivers/net/ethernet/mellanox/mlx5/core/main.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.4"
            },
            {
              "lessThan": "5.4",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.190",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.148",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.102",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.42",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.15.*",
              "status": "unaffected",
              "version": "6.15.10",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.16.*",
              "status": "unaffected",
              "version": "6.16.1",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.17-rc1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.190",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.148",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.102",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.42",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.15.10",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.16.1",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.17-rc1",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/mlx5: Check device memory pointer before usage\n\nAdd a NULL check before accessing device memory to prevent a crash if\ndev-\u003edm allocation in mlx5_init_once() fails."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-08-28T14:44:25.908Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/9053a69abfb5680c2a95292b96df5d204bc0776f"
        },
        {
          "url": "https://git.kernel.org/stable/c/eebb225fe6c9103293807b8edabcbad59f9589bc"
        },
        {
          "url": "https://git.kernel.org/stable/c/62d7cf455c887941ed6f105cd430ba04ee0b6c9f"
        },
        {
          "url": "https://git.kernel.org/stable/c/4249f1307932f1b6bbb8b7eba60d82f0b7e44430"
        },
        {
          "url": "https://git.kernel.org/stable/c/3046b011d368162b1b9ca9453eee0fea930e0a93"
        },
        {
          "url": "https://git.kernel.org/stable/c/da899a1fd7c40e2e4302af1db7d0b8540fb22283"
        },
        {
          "url": "https://git.kernel.org/stable/c/70f238c902b8c0461ae6fbb8d1a0bbddc4350eea"
        }
      ],
      "title": "net/mlx5: Check device memory pointer before usage",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-38645",
    "datePublished": "2025-08-22T16:00:50.665Z",
    "dateReserved": "2025-04-16T04:51:24.030Z",
    "dateUpdated": "2025-08-28T14:44:25.908Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-38645\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-08-22T16:15:38.727\",\"lastModified\":\"2025-08-28T15:15:57.110\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet/mlx5: Check device memory pointer before usage\\n\\nAdd a NULL check before accessing device memory to prevent a crash if\\ndev-\u003edm allocation in mlx5_init_once() fails.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net/mlx5: Verificar el puntero de memoria del dispositivo antes del uso. Agregar una verificaci\u00f3n NULL antes de acceder a la memoria del dispositivo para evitar un bloqueo si falla la asignaci\u00f3n dev-\u0026gt;dm en mlx5_init_once().\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/3046b011d368162b1b9ca9453eee0fea930e0a93\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/4249f1307932f1b6bbb8b7eba60d82f0b7e44430\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/62d7cf455c887941ed6f105cd430ba04ee0b6c9f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/70f238c902b8c0461ae6fbb8d1a0bbddc4350eea\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/9053a69abfb5680c2a95292b96df5d204bc0776f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/da899a1fd7c40e2e4302af1db7d0b8540fb22283\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/eebb225fe6c9103293807b8edabcbad59f9589bc\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




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.