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      "text": "Important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "TuxCare License Agreement",
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        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
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    "lang": "en",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Cloud Linux Inc. and provide a link to the original.",
        "title": "Terms of Use"
      },
      {
        "category": "details",
        "text": "CVE-2021-20271: signature check bypass via corrupted package header",
        "title": "Details"
      }
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      "generator": {
        "date": "2026-10-28T08:01:54Z",
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          "name": "pyCSAF"
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      },
      "id": "CLSA-2026:1793174461",
      "initial_release_date": "2026-10-28T08:01:54Z",
      "revision_history": [
        {
          "date": "2026-10-28T08:01:54Z",
          "number": "1",
          "summary": "Initial version"
        }
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      "status": "final",
      "version": "1"
    },
    "title": "rpm: Fix of CVE-2021-20271"
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  "vulnerabilities": [
    {
      "cve": "CVE-2021-20271",
      "cwe": {
        "id": "CWE-345",
        "name": "Insufficient Verification of Data Authenticity"
      },
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in RPM's signature check functionality when reading a package file. This flaw allows an attacker who can convince a victim to install a seemingly verifiable package, whose signature header was modified, to cause RPM database corruption and execute code. The highest threat from this vulnerability is to data integrity, confidentiality, and system availability.",
          "title": "Vulnerability description"
        }
      ],
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        },
        {
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          "summary": "https://bugzilla.redhat.com/show_bug.cgi?id=1934125",
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        },
        {
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          "summary": "https://github.com/rpm-software-management/rpm/commit/d6a86b5e69e46cc283b1e06c92343319beb42e21",
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          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMGXO3W6DHPO62GJ4VVF5DEUX5DRUR5K/"
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        {
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        {
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          "summary": "https://www.starwindsoftware.com/security/sw-20220805-0002/",
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      ],
      "release_date": "2021-03-26T17:15:00Z",
      "remediations": [
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          "date": "2026-10-28T08:01:03.462620Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1793174461",
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          "details": "Important"
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    }
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}