Program: 8412
Project: 8412
Buggy source:
public static void generateSignature(Context context,InputData data,OutputStream outStream,boolean armored,boolean binary,long signatureKeyId,String signaturePassPhrase,int hashAlgorithm,boolean forceV3Signature,ProgressDialogUpdater progress) throws GeneralException, PGPException, IOException, NoSuchAlgorithmException, SignatureException {
  OutputStream out=null;
  ArmoredOutputStream armorOut=null;
  if (armored) {
    armorOut=new ArmoredOutputStream(outStream);
    armorOut.setHeader("String_Node_Str",getFullVersion(context));
    out=armorOut;
  }
 else {
    out=outStream;
  }
  PGPSecretKey signingKey=null;
  PGPSecretKeyRing signingKeyRing=null;
  PGPPrivateKey signaturePrivateKey=null;
  if (signatureKeyId == 0) {
    throw new GeneralException(context.getString(R.string.error_noSignatureKey));
  }
  signingKeyRing=getSecretKeyRing(signatureKeyId);
  signingKey=PGPHelper.getSigningKey(signatureKeyId);
  if (signingKey == null) {
    throw new GeneralException(context.getString(R.string.error_signatureFailed));
  }
  if (signaturePassPhrase == null) {
    throw new GeneralException(context.getString(R.string.error_noSignaturePassPhrase));
  }
  PBESecretKeyDecryptor keyDecryptor=new JcePBESecretKeyDecryptorBuilder().setProvider(BOUNCY_CASTLE_PROVIDER_NAME).build(signaturePassPhrase.toCharArray());
  signaturePrivateKey=signingKey.extractPrivateKey(keyDecryptor);
  if (signaturePrivateKey == null) {
    throw new GeneralException(context.getString(R.string.error_couldNotExtractPrivateKey));
  }
  if (progress != null)   progress.setProgress(R.string.progress_preparingStreams,0,100);
  if (progress != null)   progress.setProgress(R.string.progress_preparingSignature,30,100);
  PGPSignatureGenerator signatureGenerator=null;
  PGPV3SignatureGenerator signatureV3Generator=null;
  int type=PGPSignature.CANONICAL_TEXT_DOCUMENT;
  if (binary) {
    type=PGPSignature.BINARY_DOCUMENT;
  }
  JcaPGPContentSignerBuilder contentSignerBuilder=new JcaPGPContentSignerBuilder(signingKey.getPublicKey().getAlgorithm(),hashAlgorithm).setProvider(BOUNCY_CASTLE_PROVIDER_NAME);
  if (forceV3Signature) {
    signatureV3Generator=new PGPV3SignatureGenerator(contentSignerBuilder);
    signatureV3Generator.init(type,signaturePrivateKey);
  }
 else {
    signatureGenerator=new PGPSignatureGenerator(contentSignerBuilder);
    signatureGenerator.init(type,signaturePrivateKey);
    PGPSignatureSubpacketGenerator spGen=new PGPSignatureSubpacketGenerator();
    String userId=PGPHelper.getMainUserId(PGPHelper.getMasterKey(signingKeyRing));
    spGen.setSignerUserID(false,userId);
    signatureGenerator.setHashedSubpackets(spGen.generate());
  }
  if (progress != null)   progress.setProgress(R.string.progress_signing,40,100);
  InputStream inStream=data.getInputStream();
  if (binary) {
    byte[] buffer=new byte[1 << 16];
    int n=0;
    while ((n=inStream.read(buffer)) > 0) {
      if (forceV3Signature) {
        signatureV3Generator.update(buffer,0,n);
      }
 else {
        signatureGenerator.update(buffer,0,n);
      }
    }
  }
 else {
    final BufferedReader reader=new BufferedReader(new InputStreamReader(inStream));
    final byte[] newline="String_Node_Str".getBytes("String_Node_Str");
    while (true) {
      final String line=reader.readLine();
      if (line == null) {
        break;
      }
      if (forceV3Signature) {
        processLine(line,null,signatureV3Generator);
        signatureV3Generator.update(newline);
      }
 else {
        processLine(line,null,signatureGenerator);
        signatureGenerator.update(newline);
      }
    }
  }
  BCPGOutputStream bOut=new BCPGOutputStream(out);
  if (forceV3Signature) {
    signatureV3Generator.generate().encode(bOut);
  }
 else {
    signatureGenerator.generate().encode(bOut);
  }
  out.close();
  outStream.close();
  if (progress != null)   progress.setProgress(R.string.progress_done,100,100);
}

Fixed version (ground truth):
public static void generateSignature(Context context,InputData data,OutputStream outStream,boolean armored,boolean binary,long signatureKeyId,String signaturePassPhrase,int hashAlgorithm,boolean forceV3Signature,ProgressDialogUpdater progress) throws GeneralException, PGPException, IOException, NoSuchAlgorithmException, SignatureException {
  OutputStream out=null;
  ArmoredOutputStream armorOut=null;
  if (armored) {
    armorOut=new ArmoredOutputStream(outStream);
    armorOut.setHeader("String_Node_Str",getFullVersion(context));
    out=armorOut;
  }
 else {
    out=outStream;
  }
  PGPSecretKey signingKey=null;
  PGPSecretKeyRing signingKeyRing=null;
  PGPPrivateKey signaturePrivateKey=null;
  if (signatureKeyId == 0) {
    throw new GeneralException(context.getString(R.string.error_noSignatureKey));
  }
  signingKeyRing=getSecretKeyRing(signatureKeyId);
  signingKey=PGPHelper.getSigningKey(signatureKeyId);
  if (signingKey == null) {
    throw new GeneralException(context.getString(R.string.error_signatureFailed));
  }
  if (signaturePassPhrase == null) {
    throw new GeneralException(context.getString(R.string.error_noSignaturePassPhrase));
  }
  PBESecretKeyDecryptor keyDecryptor=new JcePBESecretKeyDecryptorBuilder().setProvider(BOUNCY_CASTLE_PROVIDER_NAME).build(signaturePassPhrase.toCharArray());
  signaturePrivateKey=signingKey.extractPrivateKey(keyDecryptor);
  if (signaturePrivateKey == null) {
    throw new GeneralException(context.getString(R.string.error_couldNotExtractPrivateKey));
  }
  updateProgress(progress,R.string.progress_preparingStreams,0,100);
  updateProgress(progress,R.string.progress_preparingSignature,30,100);
  PGPSignatureGenerator signatureGenerator=null;
  PGPV3SignatureGenerator signatureV3Generator=null;
  int type=PGPSignature.CANONICAL_TEXT_DOCUMENT;
  if (binary) {
    type=PGPSignature.BINARY_DOCUMENT;
  }
  JcaPGPContentSignerBuilder contentSignerBuilder=new JcaPGPContentSignerBuilder(signingKey.getPublicKey().getAlgorithm(),hashAlgorithm).setProvider(BOUNCY_CASTLE_PROVIDER_NAME);
  if (forceV3Signature) {
    signatureV3Generator=new PGPV3SignatureGenerator(contentSignerBuilder);
    signatureV3Generator.init(type,signaturePrivateKey);
  }
 else {
    signatureGenerator=new PGPSignatureGenerator(contentSignerBuilder);
    signatureGenerator.init(type,signaturePrivateKey);
    PGPSignatureSubpacketGenerator spGen=new PGPSignatureSubpacketGenerator();
    String userId=PGPHelper.getMainUserId(PGPHelper.getMasterKey(signingKeyRing));
    spGen.setSignerUserID(false,userId);
    signatureGenerator.setHashedSubpackets(spGen.generate());
  }
  updateProgress(progress,R.string.progress_signing,40,100);
  InputStream inStream=data.getInputStream();
  if (binary) {
    byte[] buffer=new byte[1 << 16];
    int n=0;
    while ((n=inStream.read(buffer)) > 0) {
      if (forceV3Signature) {
        signatureV3Generator.update(buffer,0,n);
      }
 else {
        signatureGenerator.update(buffer,0,n);
      }
    }
  }
 else {
    final BufferedReader reader=new BufferedReader(new InputStreamReader(inStream));
    final byte[] newline="String_Node_Str".getBytes("String_Node_Str");
    while (true) {
      final String line=reader.readLine();
      if (line == null) {
        break;
      }
      if (forceV3Signature) {
        processLine(line,null,signatureV3Generator);
        signatureV3Generator.update(newline);
      }
 else {
        processLine(line,null,signatureGenerator);
        signatureGenerator.update(newline);
      }
    }
  }
  BCPGOutputStream bOut=new BCPGOutputStream(out);
  if (forceV3Signature) {
    signatureV3Generator.generate().encode(bOut);
  }
 else {
    signatureGenerator.generate().encode(bOut);
  }
  out.close();
  outStream.close();
  if (progress != null)   progress.setProgress(R.string.progress_done,100,100);
}