MAL-2025-41804
Vulnerability from ossf_malicious_packages
Published
2025-08-28 07:12
Modified
2025-08-28 07:12
Summary
Malicious code in zlib1g-dev (PyPI)
Details

-= Per source details. Do not edit below this line.=-

Credits
ReversingLabs www.reversinglabs.com
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "zlib1g-dev",
        "purl": "pkg:pypi/zlib1g-dev"
      },
      "versions": [
        "99.99.99"
      ]
    }
  ],
  "credits": [
    {
      "contact": [
        "https://www.reversinglabs.com"
      ],
      "name": "ReversingLabs",
      "type": "FINDER"
    }
  ],
  "database_specific": {
    "malicious-packages-origins": [
      {
        "id": "RLMA-2025-04302",
        "import_time": "2025-08-29T06:41:58.293357576Z",
        "modified_time": "2025-08-28T07:12:21Z",
        "sha256": "596e416d52cf2672fafc3d006ded7573bb839370bdec71701ec85c9e466e9adc",
        "source": "reversing-labs",
        "versions": [
          "99.99.99"
        ]
      }
    ]
  },
  "details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n",
  "id": "MAL-2025-41804",
  "modified": "2025-08-28T07:12:21Z",
  "published": "2025-08-28T07:12:21Z",
  "schema_version": "1.5.0",
  "summary": "Malicious code in zlib1g-dev (PyPI)"
}


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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

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • 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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.