diff --git a/Android.bp b/Android.bp
index b5ebb72..6060256 100644
--- a/Android.bp
+++ b/Android.bp
@@ -94,7 +94,7 @@ cc_library_static {
 
     apex_available: [
         "//apex_available:platform",
-        "com.android.bluetooth",
+        "com.android.btservices",
         "com.android.media.swcodec",
     ],
     min_sdk_version: "29",
diff --git a/METADATA b/METADATA
index 5c12860..4dab5e4 100644
--- a/METADATA
+++ b/METADATA
@@ -1,3 +1,7 @@
+# *** THIS PACKAGE HAS SPECIAL LICENSING CONDITIONS.  PLEASE
+#     CONSULT THE OWNERS AND opensource-licensing@google.com BEFORE
+#     DEPENDING ON IT IN YOUR PROJECT. ***
 third_party {
+  license_note: "Software License for The Fraunhofer FDK AAC Codec Library for Android"
   license_type: BY_EXCEPTION_ONLY
 }
diff --git a/fuzzer/Android.bp b/fuzzer/Android.bp
index 6739798..3ea7559 100644
--- a/fuzzer/Android.bp
+++ b/fuzzer/Android.bp
@@ -46,6 +46,14 @@ cc_defaults {
             "android-media-fuzzing-reports@google.com",
         ],
         componentid: 155276,
+        hotlists: [
+            "4593311",
+        ],
+        description: "The fuzzer targets the APIs of libFraunhoferAAC",
+        vector: "remote",
+        service_privilege: "privileged",
+        users: "multi_user",
+        fuzzed_code_usage: "shipped",
     },
 }
 
diff --git a/libAACdec/include/aacdecoder_lib.h b/libAACdec/include/aacdecoder_lib.h
index e64ae70..a009ba0 100644
--- a/libAACdec/include/aacdecoder_lib.h
+++ b/libAACdec/include/aacdecoder_lib.h
@@ -431,6 +431,10 @@ Where N equals to CStreamInfo::frameSize .
 #include "machine_type.h"
 #include "FDK_audio.h"
 
+#define AACDECODER_LIB_VL0 3
+#define AACDECODER_LIB_VL1 2
+#define AACDECODER_LIB_VL2 0
+
 #include "genericStds.h"
 
 #define AACDECODER_LIB_VL0 3
diff --git a/libAACdec/src/aacdec_drc.cpp b/libAACdec/src/aacdec_drc.cpp
index 760a9ba..abb9af7 100644
--- a/libAACdec/src/aacdec_drc.cpp
+++ b/libAACdec/src/aacdec_drc.cpp
@@ -1,7 +1,7 @@
 /* -----------------------------------------------------------------------------
 Software License for The Fraunhofer FDK AAC Codec Library for Android
 
-© Copyright  1995 - 2020 Fraunhofer-Gesellschaft zur Förderung der angewandten
+© Copyright  1995 - 2023 Fraunhofer-Gesellschaft zur Förderung der angewandten
 Forschung e.V. All rights reserved.
 
  1.    INTRODUCTION
@@ -217,7 +217,6 @@ void aacDecoder_drcInit(HANDLE_AAC_DRC self) {
   self->progRefLevel = pParams->targetRefLevel;
   self->progRefLevelPresent = 0;
   self->presMode = -1;
-  self->uniDrcPrecedence = 0;
 
   aacDecoder_drcReset(self);
 }
@@ -353,12 +352,6 @@ AAC_DECODER_ERROR aacDecoder_drcSetParam(HANDLE_AAC_DRC self,
       self->numOutChannels = (INT)value;
       self->update = 1;
       break;
-    case UNIDRC_PRECEDENCE:
-      if (self == NULL) {
-        return AAC_DEC_INVALID_HANDLE;
-      }
-      self->uniDrcPrecedence = (UCHAR)value;
-      break;
     default:
       return AAC_DEC_SET_PARAM_FAIL;
   } /* switch(param) */
@@ -1258,7 +1251,6 @@ static void aacDecoder_drcParameterHandling(HANDLE_AAC_DRC self,
   /* switch on/off processing */
   self->enable = ((p->boost > (FIXP_DBL)0) || (p->cut > (FIXP_DBL)0) ||
                   (p->applyHeavyCompression == ON) || (p->targetRefLevel >= 0));
-  self->enable = (self->enable && !self->uniDrcPrecedence);
 
   self->prevAacNumChannels = aacNumChannels;
   self->update = 0;
diff --git a/libAACdec/src/aacdec_drc.h b/libAACdec/src/aacdec_drc.h
index 2bb945d..f2c1390 100644
--- a/libAACdec/src/aacdec_drc.h
+++ b/libAACdec/src/aacdec_drc.h
@@ -1,7 +1,7 @@
 /* -----------------------------------------------------------------------------
 Software License for The Fraunhofer FDK AAC Codec Library for Android
 
-© Copyright  1995 - 2020 Fraunhofer-Gesellschaft zur Förderung der angewandten
+© Copyright  1995 - 2023 Fraunhofer-Gesellschaft zur Förderung der angewandten
 Forschung e.V. All rights reserved.
 
  1.    INTRODUCTION
@@ -133,8 +133,7 @@ typedef enum {
   APPLY_HEAVY_COMPRESSION,
   DEFAULT_PRESENTATION_MODE,
   ENCODER_TARGET_LEVEL,
-  MAX_OUTPUT_CHANNELS,
-  UNIDRC_PRECEDENCE
+  MAX_OUTPUT_CHANNELS
 } AACDEC_DRC_PARAM;
 
 /**
diff --git a/libAACdec/src/aacdec_drc_types.h b/libAACdec/src/aacdec_drc_types.h
index d4393f7..c4c0794 100644
--- a/libAACdec/src/aacdec_drc_types.h
+++ b/libAACdec/src/aacdec_drc_types.h
@@ -1,7 +1,7 @@
 /* -----------------------------------------------------------------------------
 Software License for The Fraunhofer FDK AAC Codec Library for Android
 
-© Copyright  1995 - 2019 Fraunhofer-Gesellschaft zur Förderung der angewandten
+© Copyright  1995 - 2023 Fraunhofer-Gesellschaft zur Förderung der angewandten
 Forschung e.V. All rights reserved.
 
  1.    INTRODUCTION
@@ -207,11 +207,6 @@ typedef struct {
                                 position in the bitstream (only one per frame) */
   UINT drcPayloadPosition[MAX_DRC_THREADS]; /* Used to store the DRC payload
                                                positions in the bitstream */
-
-  UCHAR
-  uniDrcPrecedence; /* Flag for signalling that uniDrc is active and takes
-                       precedence over legacy DRC */
-
   UCHAR applyExtGain; /* Flag is 1 if extGain has to be applied, otherwise 0. */
 
   FIXP_DBL additionalGainPrev; /* Gain of previous frame to be applied to the
diff --git a/libAACdec/src/aacdecoder.cpp b/libAACdec/src/aacdecoder.cpp
index d5f0cea..ad8ce0d 100644
--- a/libAACdec/src/aacdecoder.cpp
+++ b/libAACdec/src/aacdecoder.cpp
@@ -1,7 +1,7 @@
 /* -----------------------------------------------------------------------------
 Software License for The Fraunhofer FDK AAC Codec Library for Android
 
-© Copyright  1995 - 2021 Fraunhofer-Gesellschaft zur Förderung der angewandten
+© Copyright  1995 - 2023 Fraunhofer-Gesellschaft zur Förderung der angewandten
 Forschung e.V. All rights reserved.
 
  1.    INTRODUCTION
@@ -912,43 +912,6 @@ static AAC_DECODER_ERROR CAacDecoder_ExtPayloadParse(
       }
       *count -= readBits;
     } break;
-    case EXT_UNI_DRC: {
-      DRC_DEC_ERROR drcErr = DRC_DEC_OK;
-      DRC_DEC_CODEC_MODE drcDecCodecMode = DRC_DEC_CODEC_MODE_UNDEFINED;
-      INT nBitsRemaining = FDKgetValidBits(hBs);
-      INT readBits;
-
-      switch (self->streamInfo.aot) {
-        case AOT_AAC_LC:
-        case AOT_SBR:
-        case AOT_PS:
-          drcDecCodecMode = DRC_DEC_MPEG_4_AAC;
-          break;
-        default:
-          error = AAC_DEC_PARSE_ERROR;
-          goto bail;
-      }
-
-      drcErr = FDK_drcDec_SetCodecMode(self->hUniDrcDecoder, drcDecCodecMode);
-      if (drcErr) {
-        error = AAC_DEC_PARSE_ERROR;
-        goto bail;
-      }
-
-      drcErr = FDK_drcDec_ReadUniDrc(self->hUniDrcDecoder, hBs);
-      if (drcErr) {
-        error = AAC_DEC_PARSE_ERROR;
-        goto bail;
-      }
-      readBits = (INT)nBitsRemaining - (INT)FDKgetValidBits(hBs);
-      if (readBits > *count) { /* Read too much. Something went wrong! */
-        error = AAC_DEC_PARSE_ERROR;
-      }
-      *count -= readBits;
-      /* Skip any trailing bits */
-      FDKpushFor(hBs, *count);
-      *count = 0;
-    } break;
     case EXT_LDSAC_DATA:
     case EXT_SAC_DATA:
       /* Read MPEG Surround Extension payload */
@@ -3310,12 +3273,6 @@ LINKSPEC_CPP AAC_DECODER_ERROR CAacDecoder_DecodeFrame(
       FDKmemcpy(drcChMap, self->chMapping, (8) * sizeof(UCHAR));
     }
 
-    /* deactivate legacy DRC in case uniDrc is active, i.e. uniDrc payload is
-     * present and one of DRC or Loudness Normalization is switched on */
-    aacDecoder_drcSetParam(
-        self->hDrcInfo, UNIDRC_PRECEDENCE,
-        FDK_drcDec_GetParam(self->hUniDrcDecoder, DRC_DEC_IS_ACTIVE));
-
     /* Extract DRC control data and map it to channels (without bitstream delay)
      */
     mapped = aacDecoder_drcProlog(
diff --git a/libAACdec/src/aacdecoder_lib.cpp b/libAACdec/src/aacdecoder_lib.cpp
index b3b1dbf..5319b7c 100644
--- a/libAACdec/src/aacdecoder_lib.cpp
+++ b/libAACdec/src/aacdecoder_lib.cpp
@@ -1,7 +1,7 @@
 /* -----------------------------------------------------------------------------
 Software License for The Fraunhofer FDK AAC Codec Library for Android
 
-© Copyright  1995 - 2021 Fraunhofer-Gesellschaft zur Förderung der angewandten
+© Copyright  1995 - 2023 Fraunhofer-Gesellschaft zur Förderung der angewandten
 Forschung e.V. All rights reserved.
 
  1.    INTRODUCTION
@@ -1683,7 +1683,7 @@ LINKSPEC_CPP AAC_DECODER_ERROR aacDecoder_DecodeFrame(HANDLE_AACDECODER self,
 
       {
         if ((FDK_drcDec_GetParam(self->hUniDrcDecoder, DRC_DEC_IS_ACTIVE)) &&
-            !(self->flags[0] & AC_RSV603DA)) {
+            (self->flags[0] & AC_USAC)) {
           /* Apply DRC gains*/
           int ch, drcDelay = 0;
           int needsDeinterleaving = 0;
@@ -1691,8 +1691,6 @@ LINKSPEC_CPP AAC_DECODER_ERROR aacDecoder_DecodeFrame(HANDLE_AACDECODER self,
           FIXP_DBL channelGain[(8)];
           int reverseInChannelMap[(8)];
           int reverseOutChannelMap[(8)];
-          int numDrcOutChannels = FDK_drcDec_GetParam(
-              self->hUniDrcDecoder, DRC_DEC_TARGET_CHANNEL_COUNT_SELECTED);
           FDKmemclear(channelGain, sizeof(channelGain));
           for (ch = 0; ch < (8); ch++) {
             reverseInChannelMap[ch] = ch;
@@ -1715,17 +1713,6 @@ LINKSPEC_CPP AAC_DECODER_ERROR aacDecoder_DecodeFrame(HANDLE_AACDECODER self,
           drcDelay += CConcealment_GetDelay(&self->concealCommonData) *
                       self->streamInfo.frameSize;
 
-          for (ch = 0; ch < self->streamInfo.numChannels; ch++) {
-            UCHAR mapValue = FDK_chMapDescr_getMapValue(
-                &self->mapDescr, (UCHAR)ch, self->chMapIndex);
-            if (mapValue < (8)) reverseInChannelMap[mapValue] = ch;
-          }
-          for (ch = 0; ch < (int)numDrcOutChannels; ch++) {
-            UCHAR mapValue = FDK_chMapDescr_getMapValue(
-                &self->mapDescr, (UCHAR)ch, numDrcOutChannels);
-            if (mapValue < (8)) reverseOutChannelMap[mapValue] = ch;
-          }
-
           /* The output of SBR and MPS is interleaved. Deinterleaving may be
            * necessary for FDK_drcDec_ProcessTime, which accepts deinterleaved
            * audio only. */
@@ -1760,11 +1747,9 @@ LINKSPEC_CPP AAC_DECODER_ERROR aacDecoder_DecodeFrame(HANDLE_AACDECODER self,
           FDK_drcDec_Preprocess(self->hUniDrcDecoder);
 
           /* apply DRC1 gain sequence */
-          for (ch = 0; ch < self->streamInfo.numChannels; ch++) {
-            FDK_drcDec_ProcessTime(self->hUniDrcDecoder, drcDelay, DRC_DEC_DRC1,
-                                   ch, reverseInChannelMap[ch] - ch, 1,
-                                   drcWorkBuffer, self->streamInfo.frameSize);
-          }
+          FDK_drcDec_ProcessTime(self->hUniDrcDecoder, drcDelay, DRC_DEC_DRC1,
+                                 0, 0, self->streamInfo.numChannels,
+                                 drcWorkBuffer, self->streamInfo.frameSize);
           /* apply downmix */
           FDK_drcDec_ApplyDownmix(
               self->hUniDrcDecoder, reverseInChannelMap, reverseOutChannelMap,
@@ -1772,12 +1757,10 @@ LINKSPEC_CPP AAC_DECODER_ERROR aacDecoder_DecodeFrame(HANDLE_AACDECODER self,
               &self->streamInfo.numChannels); /* self->streamInfo.numChannels
                                                  may change here */
           /* apply DRC2/3 gain sequence */
-          for (ch = 0; ch < self->streamInfo.numChannels; ch++) {
-            FDK_drcDec_ProcessTime(self->hUniDrcDecoder, drcDelay,
-                                   DRC_DEC_DRC2_DRC3, ch,
-                                   reverseOutChannelMap[ch] - ch, 1,
-                                   drcWorkBuffer, self->streamInfo.frameSize);
-          }
+          FDK_drcDec_ProcessTime(self->hUniDrcDecoder, drcDelay,
+                                 DRC_DEC_DRC2_DRC3, 0, 0,
+                                 self->streamInfo.numChannels, drcWorkBuffer,
+                                 self->streamInfo.frameSize);
 
           if (needsDeinterleaving) {
             FDK_interleave(
diff --git a/libAACenc/include/aacenc_lib.h b/libAACenc/include/aacenc_lib.h
index 159b711..902ba11 100644
--- a/libAACenc/include/aacenc_lib.h
+++ b/libAACenc/include/aacenc_lib.h
@@ -1090,7 +1090,7 @@ typedef struct {
                       write edit lists for gapless playback. The decoder may not
                       know how much delay is introdcued by SBR, since it may not
                       know if SBR is active at all (implicit signaling),
-                      therefore the deocder must take into account any delay
+                      therefore the decoder must take into account any delay
                       caused by the SBR module. */
 
   UCHAR confBuf[64]; /*!< Configuration buffer in binary format as an
diff --git a/libFDK/include/FDK_archdef.h b/libFDK/include/FDK_archdef.h
index b4fef8a..2ece9a4 100644
--- a/libFDK/include/FDK_archdef.h
+++ b/libFDK/include/FDK_archdef.h
@@ -222,14 +222,16 @@ amm-info@iis.fraunhofer.de
 #define POW2COEFF_16BIT
 #define LDCOEFF_16BIT
 
-#elif defined(__powerpc__)
-#define ARCH_PREFER_MULT_32x32
+#elif defined(__riscv)
 #define ARCH_PREFER_MULT_32x16
 #define SINETABLE_16BIT
 #define POW2COEFF_16BIT
 #define LDCOEFF_16BIT
 #define WINDOWTABLE_16BIT
 
+#elif defined(__powerpc__)
+#define ARCH_PREFER_MULT_32x32
+
 #else
 #warning >>>> Please set architecture characterization defines for your platform (FDK_HIGH_PERFORMANCE)! <<<<
 
diff --git a/libMpegTPDec/src/tpdec_lib.cpp b/libMpegTPDec/src/tpdec_lib.cpp
index 091d011..8cd9cb0 100644
--- a/libMpegTPDec/src/tpdec_lib.cpp
+++ b/libMpegTPDec/src/tpdec_lib.cpp
@@ -1,7 +1,7 @@
 /* -----------------------------------------------------------------------------
 Software License for The Fraunhofer FDK AAC Codec Library for Android
 
-© Copyright  1995 - 2019 Fraunhofer-Gesellschaft zur Förderung der angewandten
+© Copyright  1995 - 2022 Fraunhofer-Gesellschaft zur Förderung der angewandten
 Forschung e.V. All rights reserved.
 
  1.    INTRODUCTION
@@ -351,6 +351,12 @@ TRANSPORTDEC_ERROR transportDec_OutOfBandConfig(HANDLE_TRANSPORTDEC hTp,
         }
       }
     }
+
+    /* if an error is detected terminate config parsing to avoid that an invalid
+     * config is accepted in the second pass */
+    if (err != TRANSPORTDEC_OK) {
+      break;
+    }
   }
 
   if (err == TRANSPORTDEC_OK && fConfigFound) {
diff --git a/libSBRdec/src/lpp_tran.h b/libSBRdec/src/lpp_tran.h
index 51b4395..21c4101 100644
--- a/libSBRdec/src/lpp_tran.h
+++ b/libSBRdec/src/lpp_tran.h
@@ -1,7 +1,7 @@
 /* -----------------------------------------------------------------------------
 Software License for The Fraunhofer FDK AAC Codec Library for Android
 
-© Copyright  1995 - 2018 Fraunhofer-Gesellschaft zur Förderung der angewandten
+© Copyright  1995 - 2023 Fraunhofer-Gesellschaft zur Förderung der angewandten
 Forschung e.V. All rights reserved.
 
  1.    INTRODUCTION
@@ -207,7 +207,7 @@ typedef struct {
                                             inverse filtering levels */
 
   PATCH_PARAM
-  patchParam[MAX_NUM_PATCHES]; /*!< new parameter set for patching */
+  patchParam[MAX_NUM_PATCHES + 1]; /*!< new parameter set for patching */
   WHITENING_FACTORS
   whFactors;     /*!< the pole moving factors for certain
                     whitening levels as indicated     in the bitstream