diff --git a/build-tools-internal/version.properties b/build-tools-internal/version.properties
index 6205be297393b..5013f43a91527 100644
--- a/build-tools-internal/version.properties
+++ b/build-tools-internal/version.properties
@@ -14,7 +14,7 @@ log4j             = 2.19.0
 slf4j             = 2.0.6
 ecsLogging        = 1.2.0
 jna               = 5.12.1
-netty             = 4.1.109.Final
+netty             = 4.1.115.Final
 commons_lang3     = 3.9
 google_oauth_client = 1.34.1
 
diff --git a/gradle/verification-metadata.xml b/gradle/verification-metadata.xml
index 8505215fe95a7..a03a46a69c956 100644
--- a/gradle/verification-metadata.xml
+++ b/gradle/verification-metadata.xml
@@ -1361,9 +1361,9 @@
             <sha256 value="a3ebec96768ee4a2d3db44597e84cea2d0bdd68ca04822397980ea9f67075a86" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="io.netty" name="netty-buffer" version="4.1.109.Final">
-         <artifact name="netty-buffer-4.1.109.Final.jar">
-            <sha256 value="ed49956c1e5d99534af2e9e9ecb80f4d3390c631c6cedd2a94d23aedcc911bb9" origin="Generated by Gradle"/>
+      <component group="io.netty" name="netty-buffer" version="4.1.115.Final">
+         <artifact name="netty-buffer-4.1.115.Final.jar">
+            <sha256 value="4a7b331d3770c566ab70eb02a0d1feed63b95cf6e4d68c8fe778c4c9de2d116d" origin="Generated by Gradle"/>
          </artifact>
       </component>
       <component group="io.netty" name="netty-buffer" version="4.1.42.Final">
@@ -1371,9 +1371,9 @@
             <sha256 value="7b0171a4e8bcd573e08d9f2bba053c67b557ab5012106a5982ccbae5743814c0" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="io.netty" name="netty-codec" version="4.1.109.Final">
-         <artifact name="netty-codec-4.1.109.Final.jar">
-            <sha256 value="2df943cd3ed24f86d61d442314e8a9a4c06b85a9a7aa99cec8c6520e77ff3f1c" origin="Generated by Gradle"/>
+      <component group="io.netty" name="netty-codec" version="4.1.115.Final">
+         <artifact name="netty-codec-4.1.115.Final.jar">
+            <sha256 value="cd189afb70ec6eacfcdfdd3a5f472b4e705a5c91d5bd3ef0386421f2ae15ec77" origin="Generated by Gradle"/>
          </artifact>
       </component>
       <component group="io.netty" name="netty-codec" version="4.1.42.Final">
@@ -1381,29 +1381,29 @@
             <sha256 value="e96ced697fb7df589da7c20c995e01f75a9cb246be242bbc4cd3b4af424ff189" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="io.netty" name="netty-codec-dns" version="4.1.109.Final">
-         <artifact name="netty-codec-dns-4.1.109.Final.jar">
-            <sha256 value="a67a84c0a46094815e2044ac1314d8d81089d219ec8e8c732f9a12ba4cd451bd" origin="Generated by Gradle"/>
+      <component group="io.netty" name="netty-codec-dns" version="4.1.115.Final">
+         <artifact name="netty-codec-dns-4.1.115.Final.jar">
+            <sha256 value="23dd6806bcc326855f13e69838c6411d0490e6b1aeb12e217a19a3dd6ad3f10d" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="io.netty" name="netty-codec-http" version="4.1.109.Final">
-         <artifact name="netty-codec-http-4.1.109.Final.jar">
-            <sha256 value="fdf056b08e156797d8f6caa727af0370dea8265b1eff8fc6f9e739c5c1f093d1" origin="Generated by Gradle"/>
+      <component group="io.netty" name="netty-codec-http" version="4.1.115.Final">
+         <artifact name="netty-codec-http-4.1.115.Final.jar">
+            <sha256 value="e6dbe971c59373bbae9802021c63b9bc1d8800fead382863d67e79e79b023166" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="io.netty" name="netty-codec-http2" version="4.1.109.Final">
-         <artifact name="netty-codec-http2-4.1.109.Final.jar">
-            <sha256 value="a75498995087968b4582aefe42cfa8ca257759f32279edbec3c874e54acf633c" origin="Generated by Gradle"/>
+      <component group="io.netty" name="netty-codec-http2" version="4.1.115.Final">
+         <artifact name="netty-codec-http2-4.1.115.Final.jar">
+            <sha256 value="cbed9829a5d582e91e314e209edce9a0c2eb369f23bb4fb74a5bc8b7990222c2" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="io.netty" name="netty-codec-socks" version="4.1.109.Final">
-         <artifact name="netty-codec-socks-4.1.109.Final.jar">
-            <sha256 value="a8b2c52807e4071f8fdd6239b8fd0c4d2cd282ebf08406f8d431d3229b69418e" origin="Generated by Gradle"/>
+      <component group="io.netty" name="netty-codec-socks" version="4.1.115.Final">
+         <artifact name="netty-codec-socks-4.1.115.Final.jar">
+            <sha256 value="e9b1cc744dc6195894450b1fd4d271a821ab167fe21ae3c459b27cdadc70e81f" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="io.netty" name="netty-common" version="4.1.109.Final">
-         <artifact name="netty-common-4.1.109.Final.jar">
-            <sha256 value="33bf51077021de2b9d80b9ec64a4fae68f22e6ec56f52431441eaf6dd79cce71" origin="Generated by Gradle"/>
+      <component group="io.netty" name="netty-common" version="4.1.115.Final">
+         <artifact name="netty-common-4.1.115.Final.jar">
+            <sha256 value="39f1b5a2aaa4eab5d036dfd0486e35a4276df412e092d36b2d88b494705a134d" origin="Generated by Gradle"/>
          </artifact>
       </component>
       <component group="io.netty" name="netty-common" version="4.1.42.Final">
@@ -1411,9 +1411,9 @@
             <sha256 value="3d0a918d78292eeca02a7bb2188daa4e5053b6e29b71e6308309033e121242b5" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="io.netty" name="netty-handler" version="4.1.109.Final">
-         <artifact name="netty-handler-4.1.109.Final.jar">
-            <sha256 value="1161e2ed8e1f037124a8ddfe3d4184ebaa7be17aea27e7fca87f510f17898ea5" origin="Generated by Gradle"/>
+      <component group="io.netty" name="netty-handler" version="4.1.115.Final">
+         <artifact name="netty-handler-4.1.115.Final.jar">
+            <sha256 value="5972028cc863b74927ce0d11fb8d58f65da2560bef5602fe8ce8903bd306ca07" origin="Generated by Gradle"/>
          </artifact>
       </component>
       <component group="io.netty" name="netty-handler" version="4.1.42.Final">
@@ -1421,14 +1421,14 @@
             <sha256 value="11eda86500c33b9d386719b5419f513fd9c097d13894f25dd0c75b610d636e03" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="io.netty" name="netty-handler-proxy" version="4.1.109.Final">
-         <artifact name="netty-handler-proxy-4.1.109.Final.jar">
-            <sha256 value="42e34c84423f074a4db4576e6d1ddabf56eb26705213e5f9b6ef537ce36bcd0b" origin="Generated by Gradle"/>
+      <component group="io.netty" name="netty-handler-proxy" version="4.1.115.Final">
+         <artifact name="netty-handler-proxy-4.1.115.Final.jar">
+            <sha256 value="807e67cfb17136927d11db42df62031169d1fa0883e13f254906994c84ffbe87" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="io.netty" name="netty-resolver" version="4.1.109.Final">
-         <artifact name="netty-resolver-4.1.109.Final.jar">
-            <sha256 value="e168920249ea8d65076b0847e64464b5132843f1f1b2ff514e45fa255b64300b" origin="Generated by Gradle"/>
+      <component group="io.netty" name="netty-resolver" version="4.1.115.Final">
+         <artifact name="netty-resolver-4.1.115.Final.jar">
+            <sha256 value="7b3455d14f59828765a00573bc3967dc59379e874bd62a67eb1926d6512109d1" origin="Generated by Gradle"/>
          </artifact>
       </component>
       <component group="io.netty" name="netty-resolver" version="4.1.42.Final">
@@ -1436,14 +1436,14 @@
             <sha256 value="89768242b6b7cce9bd9f5945ad21d1b4bae515c6b1bf03a8af5d1899779cebc9" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="io.netty" name="netty-resolver-dns" version="4.1.109.Final">
-         <artifact name="netty-resolver-dns-4.1.109.Final.jar">
-            <sha256 value="7e354a85f8147744aeb9d3e1e64ace18f6432a25c09f8bde57383959a842c967" origin="Generated by Gradle"/>
+      <component group="io.netty" name="netty-resolver-dns" version="4.1.115.Final">
+         <artifact name="netty-resolver-dns-4.1.115.Final.jar">
+            <sha256 value="4aca31593e5896c64ab7e041bbc6c0d851bd9634ec3a4354208141a35576619f" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="io.netty" name="netty-transport" version="4.1.109.Final">
-         <artifact name="netty-transport-4.1.109.Final.jar">
-            <sha256 value="c1ac17ce337d945290be680d7be942b7b4ff4c989be8ec24c684b3e94438da52" origin="Generated by Gradle"/>
+      <component group="io.netty" name="netty-transport" version="4.1.115.Final">
+         <artifact name="netty-transport-4.1.115.Final.jar">
+            <sha256 value="c3d71faaa736ffd2c9260ab0b498024b814c39c7d764bea8113fa98de6e2bdd2" origin="Generated by Gradle"/>
          </artifact>
       </component>
       <component group="io.netty" name="netty-transport" version="4.1.42.Final">
@@ -1451,9 +1451,9 @@
             <sha256 value="dfa817a156ea263aa9ad8364a2e226527665c9722aca40a7945f228c2c14f1da" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="io.netty" name="netty-transport-classes-epoll" version="4.1.109.Final">
-         <artifact name="netty-transport-classes-epoll-4.1.109.Final.jar">
-            <sha256 value="02ce34ba9ab6ecc62de667ed35a8680202a902ec6e90bed587bea2e574fae38d" origin="Generated by Gradle"/>
+      <component group="io.netty" name="netty-transport-classes-epoll" version="4.1.115.Final">
+         <artifact name="netty-transport-classes-epoll-4.1.115.Final.jar">
+            <sha256 value="40aa67b4463cca0ab346e393c87f6c37e8954d18ec8b78567d95b55aa1f2b3aa" origin="Generated by Gradle"/>
          </artifact>
       </component>
       <component group="io.netty" name="netty-transport-native-epoll" version="4.1.42.Final">
@@ -1461,9 +1461,9 @@
             <sha256 value="3c7d659b3bd773e0ea9b7517d2d6baffa275a3d2ae8eb4c10cb8f0a7724b11d5" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="io.netty" name="netty-transport-native-unix-common" version="4.1.109.Final">
-         <artifact name="netty-transport-native-unix-common-4.1.109.Final.jar">
-            <sha256 value="61e66832820f257bbee68722ec088b39da383c213eafbd1767097a7fff5d029f" origin="Generated by Gradle"/>
+      <component group="io.netty" name="netty-transport-native-unix-common" version="4.1.115.Final">
+         <artifact name="netty-transport-native-unix-common-4.1.115.Final.jar">
+            <sha256 value="4b03e716272657c296b0204b57c140b2b2ca96b1a746c92da41f595892ec6d88" origin="Generated by Gradle"/>
          </artifact>
       </component>
       <component group="io.netty" name="netty-transport-native-unix-common" version="4.1.42.Final">
diff --git a/modules/transport-netty4/build.gradle b/modules/transport-netty4/build.gradle
index 8dc718a818cec..13dfdf2b3c7bc 100644
--- a/modules/transport-netty4/build.gradle
+++ b/modules/transport-netty4/build.gradle
@@ -177,9 +177,8 @@ tasks.named("thirdPartyAudit").configure {
     'com.google.protobuf.nano.CodedOutputByteBufferNano',
     'com.google.protobuf.nano.MessageNano',
     'com.github.luben.zstd.Zstd',
-    'com.github.luben.zstd.BaseZstdBufferDecompressingStreamNoFinalizer',
-    'com.github.luben.zstd.ZstdBufferDecompressingStreamNoFinalizer',
-    'com.github.luben.zstd.ZstdDirectBufferDecompressingStreamNoFinalizer',
+    'com.github.luben.zstd.ZstdInputStreamNoFinalizer',
+    'com.github.luben.zstd.util.Native',
     'com.jcraft.jzlib.Deflater',
     'com.jcraft.jzlib.Inflater',
     'com.jcraft.jzlib.JZlib$WrapperType',
@@ -231,8 +230,14 @@ tasks.named("thirdPartyAudit").configure {
     'io.netty.util.internal.shaded.org.jctools.queues.MpscArrayQueueConsumerIndexField',
     'io.netty.util.internal.shaded.org.jctools.queues.MpscArrayQueueProducerIndexField',
     'io.netty.util.internal.shaded.org.jctools.queues.MpscArrayQueueProducerLimitField',
+    'io.netty.util.internal.shaded.org.jctools.queues.MpmcArrayQueueConsumerIndexField',
+    'io.netty.util.internal.shaded.org.jctools.queues.MpmcArrayQueueProducerIndexField',
+    'io.netty.util.internal.shaded.org.jctools.queues.unpadded.MpscUnpaddedArrayQueueConsumerIndexField',
+    'io.netty.util.internal.shaded.org.jctools.queues.unpadded.MpscUnpaddedArrayQueueProducerIndexField',
+    'io.netty.util.internal.shaded.org.jctools.queues.unpadded.MpscUnpaddedArrayQueueProducerLimitField',
     'io.netty.util.internal.shaded.org.jctools.util.UnsafeAccess',
     'io.netty.util.internal.shaded.org.jctools.util.UnsafeRefArrayAccess',
+    'io.netty.util.internal.shaded.org.jctools.util.UnsafeLongArrayAccess',
     'io.netty.handler.ssl.util.OpenJdkSelfSignedCertGenerator',
     'io.netty.handler.ssl.util.OpenJdkSelfSignedCertGenerator$1',
     'io.netty.handler.ssl.util.OpenJdkSelfSignedCertGenerator$2',
diff --git a/x-pack/plugin/inference/build.gradle b/x-pack/plugin/inference/build.gradle
index 15a2d0eb41368..29d5add35ff49 100644
--- a/x-pack/plugin/inference/build.gradle
+++ b/x-pack/plugin/inference/build.gradle
@@ -205,8 +205,14 @@ tasks.named("thirdPartyAudit").configure {
     'io.netty.util.internal.shaded.org.jctools.queues.MpscArrayQueueConsumerIndexField',
     'io.netty.util.internal.shaded.org.jctools.queues.MpscArrayQueueProducerIndexField',
     'io.netty.util.internal.shaded.org.jctools.queues.MpscArrayQueueProducerLimitField',
+    'io.netty.util.internal.shaded.org.jctools.queues.MpmcArrayQueueConsumerIndexField',
+    'io.netty.util.internal.shaded.org.jctools.queues.MpmcArrayQueueProducerIndexField',
+    'io.netty.util.internal.shaded.org.jctools.queues.unpadded.MpscUnpaddedArrayQueueConsumerIndexField',
+    'io.netty.util.internal.shaded.org.jctools.queues.unpadded.MpscUnpaddedArrayQueueProducerIndexField',
+    'io.netty.util.internal.shaded.org.jctools.queues.unpadded.MpscUnpaddedArrayQueueProducerLimitField',
     'io.netty.util.internal.shaded.org.jctools.util.UnsafeAccess',
     'io.netty.util.internal.shaded.org.jctools.util.UnsafeRefArrayAccess',
+    'io.netty.util.internal.shaded.org.jctools.util.UnsafeLongArrayAccess'
   )
 
   ignoreMissingClasses(
@@ -320,10 +326,9 @@ tasks.named("thirdPartyAudit").configure {
     'com.aayushatharva.brotli4j.encoder.BrotliEncoderChannel',
     'com.aayushatharva.brotli4j.encoder.Encoder$Mode',
     'com.aayushatharva.brotli4j.encoder.Encoder$Parameters',
-    'com.github.luben.zstd.BaseZstdBufferDecompressingStreamNoFinalizer',
     'com.github.luben.zstd.Zstd',
-    'com.github.luben.zstd.ZstdBufferDecompressingStreamNoFinalizer',
-    'com.github.luben.zstd.ZstdDirectBufferDecompressingStreamNoFinalizer',
+    'com.github.luben.zstd.ZstdInputStreamNoFinalizer',
+    'com.github.luben.zstd.util.Native',
     'com.google.appengine.api.urlfetch.URLFetchServiceFactory',
     'com.google.protobuf.nano.CodedOutputByteBufferNano',
     'com.google.protobuf.nano.MessageNano',