ghsa-r6vx-mj26-9m2q
Vulnerability from github
Published
2025-06-18 12:30
Modified
2025-06-18 12:30
Details

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

crypto: algif_hash - fix double free in hash_accept

If accept(2) is called on socket type algif_hash with MSG_MORE flag set and crypto_ahash_import fails, sk2 is freed. However, it is also freed in af_alg_release, leading to slab-use-after-free error.

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{
  "affected": [],
  "aliases": [
    "CVE-2025-38079"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-06-18T10:15:41Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: algif_hash - fix double free in hash_accept\n\nIf accept(2) is called on socket type algif_hash with\nMSG_MORE flag set and crypto_ahash_import fails,\nsk2 is freed. However, it is also freed in af_alg_release,\nleading to slab-use-after-free error.",
  "id": "GHSA-r6vx-mj26-9m2q",
  "modified": "2025-06-18T12:30:34Z",
  "published": "2025-06-18T12:30:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-38079"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0346f4b742345d1c733c977f3a7aef5a6419a967"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/134daaba93193df9e988524b5cd2f52d15eb1993"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2f45a8d64fb4ed4830a4b3273834ecd6ca504896"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5bff312b59b3f2a54ff504e4f4e47272b64f3633"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b2df03ed4052e97126267e8c13ad4204ea6ba9b6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bf7bba75b91539e93615f560893a599c1e1c98bf"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c3059d58f79fdfb2201249c2741514e34562b547"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f0f3d09f53534ea385d55ced408f2b67059b16e4"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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