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        "dateReserved": "2025-03-19T00:00:00.000Z",
        "datePublished": "2025-03-19T00:00:00.000Z"
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                    "value": "In GnuPG before 2.5.5, if a user chooses to import a certificate with certain crafted subkey data that lacks a valid backsig or that has incorrect usage flags, the user loses the ability to verify signatures made from certain other signing keys, aka a \"verification DoS.\""
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