osv-2024-859
Vulnerability from osv_ossfuzz
Published
2024-08-16 00:05
Modified
2024-08-16 00:05
Summary
Heap-double-free in libssh2_default_free
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=69726

Crash type: Heap-double-free
Crash state:
libssh2_default_free
diffie_hellman_sha_algo
kex_method_diffie_hellman_group14_key_exchange
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "introduced_range": "c0f69548be902147ce014ffa40b8db3cf1d4b0b4:b7050d9e0a6e33642ce83b53ecd408bdee4cc521"
      },
      "ecosystem_specific": {
        "severity": "HIGH"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "libssh2",
        "purl": "pkg:generic/libssh2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "d34d9258b8420b19ec3f97b4cc5bf7aa7d98e35a"
            },
            {
              "fixed": "b3465418471ffa4cf0bbe1e8f28c4d007f060f99"
            }
          ],
          "repo": "https://github.com/libssh2/libssh2.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=69726\n\n```\nCrash type: Heap-double-free\nCrash state:\nlibssh2_default_free\ndiffie_hellman_sha_algo\nkex_method_diffie_hellman_group14_key_exchange\n```\n",
  "id": "OSV-2024-859",
  "modified": "2024-08-16T00:05:16.221993Z",
  "published": "2024-08-16T00:05:16.221580Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=69726"
    }
  ],
  "schema_version": "1.6.0",
  "summary": "Heap-double-free in libssh2_default_free"
}


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