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Handle CryptographicExceptions when decrypting personalized tickets

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Alex Barney 2023-01-31 23:53:33 -07:00
parent 7ee5aec746
commit c667de1169
1 changed files with 9 additions and 1 deletions
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8
src/LibHac/Tools/Es/Ticket.cs
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@ -1,5 +1,6 @@
using System; using System;
using System.IO; using System.IO;
using System.Security.Cryptography;
using LibHac.Common; using LibHac.Common;
using LibHac.Common.Keys; using LibHac.Common.Keys;
using LibHac.Tools.Crypto; using LibHac.Tools.Crypto;
@ -160,8 +161,15 @@ public class Ticket
if (keySet.ETicketRsaKey.PublicExponent.ItemsRo.IsZeros()) if (keySet.ETicketRsaKey.PublicExponent.ItemsRo.IsZeros())
return null; return null;
try
{
return CryptoOld.DecryptRsaOaep(TitleKeyBlock, keySet.ETicketRsaKeyParams); return CryptoOld.DecryptRsaOaep(TitleKeyBlock, keySet.ETicketRsaKeyParams);
} }
catch (CryptographicException)
{
return null;
}
}
} }
public enum TicketSigType public enum TicketSigType