osv-2025-90
Vulnerability from osv_ossfuzz
Published
2025-02-03 00:02
Modified
2025-12-20 14:15
Summary
Null-dereference READ in ubsan_GetStackTrace
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=393411531

Crash type: Null-dereference READ
Crash state:
ubsan_GetStackTrace
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "fixed_range": "c10cb2449c82c4cd8ae519cf1b34b56396eafa96:631e2f82a32ef016299ebb1af66efeae0161f68e",
        "introduced_range": "967792c89625440fe86e0e55ce84082eea9e71a6:13ad7b2f5cd67e0dc843098ce19ce8b208368c29"
      },
      "ecosystem_specific": {
        "severity": null
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "libssh2",
        "purl": "pkg:generic/libssh2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "64a555d6f5aafed504a10e5b756e85c91b1d56ce"
            },
            {
              "fixed": "631e2f82a32ef016299ebb1af66efeae0161f68e"
            }
          ],
          "repo": "https://github.com/libssh2/libssh2.git",
          "type": "GIT"
        }
      ],
      "versions": [
        "libssh2-1.11.0",
        "libssh2-1.11.1"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=393411531\n\n```\nCrash type: Null-dereference READ\nCrash state:\nubsan_GetStackTrace\n```\n",
  "id": "OSV-2025-90",
  "modified": "2025-12-20T14:15:37.974751Z",
  "published": "2025-02-03T00:02:54.185593Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=393411531"
    }
  ],
  "schema_version": "1.6.0",
  "summary": "Null-dereference READ in ubsan_GetStackTrace"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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