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From 7c7a97f60c1b3400b921981a3cd9e9aae4f28987 Mon Sep 17 00:00:00 2001
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From: Christina Fu <cfu@redhat.com>
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Date: Tue, 26 Jun 2018 17:59:28 -0700
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Subject: [PATCH] Ticket 12 AlgorithmIdentifier decode/encode process alters
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original data
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This patch provides fix to ensure that the encoding and decoding of an AlgorithmIdentifier
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structure would not alter the data.
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credit: original fix suggestion provided by david.k.stutzman2.ctr@mail.mil
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fixes https://pagure.io/jss/issue/12
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---
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org/mozilla/jss/pkix/primitive/AlgorithmIdentifier.java | 13 +------------
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1 file changed, 1 insertion(+), 12 deletions(-)
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diff --git a/org/mozilla/jss/pkix/primitive/AlgorithmIdentifier.java b/org/mozilla/jss/pkix/primitive/AlgorithmIdentifier.java
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index 0662f76..3487707 100644
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--- a/org/mozilla/jss/pkix/primitive/AlgorithmIdentifier.java
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+++ b/org/mozilla/jss/pkix/primitive/AlgorithmIdentifier.java
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@@ -103,19 +103,8 @@ public static class Template implements ASN1Template {
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Assert._assert( seq.size() == 2 );
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OBJECT_IDENTIFIER algOID = (OBJECT_IDENTIFIER)seq.elementAt(0);
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- boolean allowParams = true;
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- try {
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- if (algOID.equals(SignatureAlgorithm.ECSignatureWithSHA256Digest.toOID()) ||
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- algOID.equals(SignatureAlgorithm.ECSignatureWithSHA384Digest.toOID()) ||
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- algOID.equals(SignatureAlgorithm.ECSignatureWithSHA512Digest.toOID())) {
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- allowParams = false;
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- }
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- } catch (NoSuchAlgorithmException e) {
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- // System.out.println("JSS: AlgorithmIdentifier:decode: " + e.toString());
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- // unlikely to happen; swallow it. treat it as allowParams;
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- }
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- if (!allowParams) {
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+ if (seq.elementAt(1) == null) {
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return new AlgorithmIdentifier(
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algOID // OID
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);
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--
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1.8.3.1
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