From 6f7df44d2dfa72850e11f239a246db2f7cade0b0 Mon Sep 17 00:00:00 2001
From: eschcam <cameron.scholes@est.tech>
Date: Mon, 23 Feb 2026 14:44:19 +0000
Subject: [PATCH] [Hotfix] Update lz4-java to 1.10.3

---
 flink-dist/src/main/resources/META-INF/NOTICE       | 2 +-
 flink-formats/flink-avro-confluent-registry/pom.xml | 4 ++++
 flink-runtime/pom.xml                               | 2 +-
 pom.xml                                             | 4 ++--
 4 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/flink-dist/src/main/resources/META-INF/NOTICE b/flink-dist/src/main/resources/META-INF/NOTICE
index 9e249c17f6f81..926b09dd36753 100644
--- a/flink-dist/src/main/resources/META-INF/NOTICE
+++ b/flink-dist/src/main/resources/META-INF/NOTICE
@@ -17,7 +17,7 @@ This project bundles the following dependencies under the Apache Software Licens
 - org.apache.commons:commons-math3:3.6.1
 - org.apache.commons:commons-text:1.10.0
 - org.javassist:javassist:3.24.0-GA
-- org.lz4:lz4-java:1.8.0
+- at.yawk.lz4:lz4-java:1.10.3
 - org.objenesis:objenesis:2.1
 - org.xerial.snappy:snappy-java:1.1.10.4
 - tools.profiler:async-profiler:2.9
diff --git a/flink-formats/flink-avro-confluent-registry/pom.xml b/flink-formats/flink-avro-confluent-registry/pom.xml
index dbd8e15933960..83cfe352d753f 100644
--- a/flink-formats/flink-avro-confluent-registry/pom.xml
+++ b/flink-formats/flink-avro-confluent-registry/pom.xml
@@ -60,6 +60,10 @@ under the License.
 					<groupId>org.lz4</groupId>
 					<artifactId>lz4-java</artifactId>
 				</exclusion>
+				<exclusion>
+					<groupId>at.yawk.lz4</groupId>
+					<artifactId>lz4-java</artifactId>
+				</exclusion>
 				<exclusion>
 					<groupId>io.swagger</groupId>
 					<artifactId>swagger-core</artifactId>
diff --git a/flink-runtime/pom.xml b/flink-runtime/pom.xml
index fd1820fd6e8f7..e26133d249a82 100644
--- a/flink-runtime/pom.xml
+++ b/flink-runtime/pom.xml
@@ -224,7 +224,7 @@ under the License.
 
 		<!-- Lz4 compression library -->
 		<dependency>
-			<groupId>org.lz4</groupId>
+			<groupId>at.yawk.lz4</groupId>
 			<artifactId>lz4-java</artifactId>
 		</dependency>
 
diff --git a/pom.xml b/pom.xml
index 62f0a5868e3a6..c298062cc85b7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -163,7 +163,7 @@ under the License.
 		<protoc.version>3.21.7</protoc.version>
 		<okhttp.version>3.14.9</okhttp.version>
 		<testcontainers.version>1.21.4</testcontainers.version>
-		<lz4.version>1.8.0</lz4.version>
+		<lz4.version>1.10.3</lz4.version>
 		<commons.io.version>2.15.1</commons.io.version>
 		<japicmp.skip>false</japicmp.skip>
 		<flink.convergence.phase>validate</flink.convergence.phase>
@@ -561,7 +561,7 @@ under the License.
 			</dependency>
 
 			<dependency>
-				<groupId>org.lz4</groupId>
+				<groupId>at.yawk.lz4</groupId>
 				<artifactId>lz4-java</artifactId>
 				<version>${lz4.version}</version>
 			</dependency>