osv-2026-925
Vulnerability from osv_ossfuzz
Published
2026-06-16 00:20
Modified
2026-06-16 00:20
Summary
Heap-buffer-overflow in ssh_config_parse_line_internal
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=523820519

Crash type: Heap-buffer-overflow READ 1
Crash state:
ssh_config_parse_line_internal
ssh_config_parse_string
ssh_client_config_fuzzer.c
References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "introduced_range": "ebff25b210aed92c80d9962785c74fcd9a98941c:e224b86b2f0160b0590d1c6afef77230b812867b"
      },
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "libssh",
        "purl": "pkg:generic/libssh"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "d7de7a9bd806d602d4fc08f9dcce2632f7a49c52"
            }
          ],
          "repo": "https://git.libssh.org/projects/libssh.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=523820519\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\nssh_config_parse_line_internal\nssh_config_parse_string\nssh_client_config_fuzzer.c\n```\n",
  "id": "OSV-2026-925",
  "modified": "2026-06-16T00:20:16.101181Z",
  "published": "2026-06-16T00:20:16.100903Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=523820519"
    }
  ],
  "schema_version": "1.7.5",
  "summary": "Heap-buffer-overflow in ssh_config_parse_line_internal"
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

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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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