github - ghsa-346m-4qgc-hqv8

ghsa-346m-4qgc-hqv8

Vulnerability from github

Published

2025-07-25 15:30

Modified

2025-07-25 15:30

Details

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

genirq/irq_sim: Initialize work context pointers properly

Initialize ops member's pointers properly by using kzalloc() instead of kmalloc() when allocating the simulation work context. Otherwise the pointers contain random content leading to invalid dereferencing.

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{
  "affected": [],
  "aliases": [
    "CVE-2025-38408"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-07-25T14:15:32Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ngenirq/irq_sim: Initialize work context pointers properly\n\nInitialize `ops` member\u0027s pointers properly by using kzalloc() instead of\nkmalloc() when allocating the simulation work context. Otherwise the\npointers contain random content leading to invalid dereferencing.",
  "id": "GHSA-346m-4qgc-hqv8",
  "modified": "2025-07-25T15:30:53Z",
  "published": "2025-07-25T15:30:53Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-38408"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/19bd7597858dd15802c1d99fcc38e528f469080a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7f73d1def72532bac4d55ea8838f457a6bed955c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8a2277a3c9e4cc5398f80821afe7ecbe9bdf2819"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2025-38408 (GCVE-0-2025-38408)

Vulnerability from cvelistv5

Published

2025-07-25 13:20

Modified

2025-07-28 11:16

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: genirq/irq_sim: Initialize work context pointers properly Initialize `ops` member's pointers properly by using kzalloc() instead of kmalloc() when allocating the simulation work context. Otherwise the pointers contain random content leading to invalid dereferencing.

References

►

URL

Tags

	https://git.kernel.org/stable/c/19bd7597858dd15802c1d99fcc38e528f469080a
	https://git.kernel.org/stable/c/7f73d1def72532bac4d55ea8838f457a6bed955c
	https://git.kernel.org/stable/c/8a2277a3c9e4cc5398f80821afe7ecbe9bdf2819

Impacted products

Vendor

Product

Version

►

Version: 337cbeb2c13eb4cab84f576fd402d7ae4ed31ae1
Version: 337cbeb2c13eb4cab84f576fd402d7ae4ed31ae1
Version: 337cbeb2c13eb4cab84f576fd402d7ae4ed31ae1

Version: 5.8

Show details on NVD website

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "kernel/irq/irq_sim.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "19bd7597858dd15802c1d99fcc38e528f469080a",
              "status": "affected",
              "version": "337cbeb2c13eb4cab84f576fd402d7ae4ed31ae1",
              "versionType": "git"
            },
            {
              "lessThan": "7f73d1def72532bac4d55ea8838f457a6bed955c",
              "status": "affected",
              "version": "337cbeb2c13eb4cab84f576fd402d7ae4ed31ae1",
              "versionType": "git"
            },
            {
              "lessThan": "8a2277a3c9e4cc5398f80821afe7ecbe9bdf2819",
              "status": "affected",
              "version": "337cbeb2c13eb4cab84f576fd402d7ae4ed31ae1",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "kernel/irq/irq_sim.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
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              "version": "5.8"
            },
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              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.37",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.15.*",
              "status": "unaffected",
              "version": "6.15.6",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.16",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.37",
                  "versionStartIncluding": "5.8",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.15.6",
                  "versionStartIncluding": "5.8",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.16",
                  "versionStartIncluding": "5.8",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngenirq/irq_sim: Initialize work context pointers properly\n\nInitialize `ops` member\u0027s pointers properly by using kzalloc() instead of\nkmalloc() when allocating the simulation work context. Otherwise the\npointers contain random content leading to invalid dereferencing."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-07-28T11:16:51.729Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
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          "url": "https://git.kernel.org/stable/c/19bd7597858dd15802c1d99fcc38e528f469080a"
        },
        {
          "url": "https://git.kernel.org/stable/c/7f73d1def72532bac4d55ea8838f457a6bed955c"
        },
        {
          "url": "https://git.kernel.org/stable/c/8a2277a3c9e4cc5398f80821afe7ecbe9bdf2819"
        }
      ],
      "title": "genirq/irq_sim: Initialize work context pointers properly",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-38408",
    "datePublished": "2025-07-25T13:20:13.253Z",
    "dateReserved": "2025-04-16T04:51:24.013Z",
    "dateUpdated": "2025-07-28T11:16:51.729Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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