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authorPeter Dettman <peter.dettman@bouncycastle.org>2020-02-20 01:08:52 +0700
committerPeter Dettman <peter.dettman@bouncycastle.org>2020-02-20 01:08:52 +0700
commitf9a7d8dde7b260d19a042729d20dd1c6d68a6276 (patch)
tree3ff1d7eaef82e79e9ac03889b7d732af3331ef46 /crypto/src
parentFix typo (diff)
downloadBouncyCastle.NET-ed25519-f9a7d8dde7b260d19a042729d20dd1c6d68a6276.tar.xz
Stricter header validation for PEM files
Diffstat (limited to 'crypto/src')
-rw-r--r--crypto/src/util/io/pem/PemReader.cs11
1 files changed, 7 insertions, 4 deletions
diff --git a/crypto/src/util/io/pem/PemReader.cs b/crypto/src/util/io/pem/PemReader.cs
index bf712b6de..61e132fa7 100644
--- a/crypto/src/util/io/pem/PemReader.cs
+++ b/crypto/src/util/io/pem/PemReader.cs
@@ -39,11 +39,14 @@ namespace Org.BouncyCastle.Utilities.IO.Pem
 			{
 				line = line.Substring(BeginString.Length);
 				int index = line.IndexOf('-');
-				string type = line.Substring(0, index);
 
-				if (index > 0)
-					return LoadObject(type);
-			}
+                if (index > 0 && Platform.EndsWith(line, "-----") && (line.Length - index) == 5)
+                {
+                    string type = line.Substring(0, index);
+
+                    return LoadObject(type);
+                }
+            }
 
 			return null;
 		}