tasks/codeql_java_benchmark_top30_v2/morefixes-cf8752e9dc2f57b1d5c8/patch.diff

diff --git a/src/main/java/io/airlift/compress/v3/lz4/Lz4RawDecompressor.java b/src/main/java/io/airlift/compress/v3/lz4/Lz4RawDecompressor.java
index 8cb036e..4ad7c1e 100644
--- a/src/main/java/io/airlift/compress/v3/lz4/Lz4RawDecompressor.java
+++ b/src/main/java/io/airlift/compress/v3/lz4/Lz4RawDecompressor.java
@@ -114,7 +114,7 @@ final class Lz4RawDecompressor
             input += SIZE_OF_SHORT;
 
             long matchAddress = output - offset;
-            if (matchAddress < outputAddress) {
+            if (matchAddress < outputAddress || matchAddress >= output) {
                 throw new MalformedInputException(input - inputAddress, "offset outside destination buffer");
             }
 
diff --git a/src/test/java/io/airlift/compress/v3/lz4/AbstractTestLz4.java b/src/test/java/io/airlift/compress/v3/lz4/AbstractTestLz4.java
index bcadf1e..de09e48 100644
--- a/src/test/java/io/airlift/compress/v3/lz4/AbstractTestLz4.java
+++ b/src/test/java/io/airlift/compress/v3/lz4/AbstractTestLz4.java
@@ -63,6 +63,6 @@ public abstract class AbstractTestLz4
         byte[] data = buffer.toByteArray();
 
         assertThatThrownBy(() -> getDecompressor().decompress(data, 0, data.length, new byte[2048], 0, 2048))
-                .hasMessageMatching("Malformed input.*|Unknown error occurred.*");
+                .hasMessageMatching("Malformed input.*|Unknown error occurred.*|offset outside destination buffer.*");
     }
 }
diff --git a/src/test/java/io/airlift/compress/v3/lz4/TestLz4.java b/src/test/java/io/airlift/compress/v3/lz4/TestLz4.java
index 33c7c88..8a3b5a4 100644
--- a/src/test/java/io/airlift/compress/v3/lz4/TestLz4.java
+++ b/src/test/java/io/airlift/compress/v3/lz4/TestLz4.java
@@ -15,9 +15,13 @@ package io.airlift.compress.v3.lz4;
 
 import io.airlift.compress.v3.Compressor;
 import io.airlift.compress.v3.Decompressor;
+import io.airlift.compress.v3.MalformedInputException;
 import io.airlift.compress.v3.thirdparty.JPountzLz4Compressor;
 import io.airlift.compress.v3.thirdparty.JPountzLz4Decompressor;
 import net.jpountz.lz4.LZ4Factory;
+import org.junit.jupiter.api.Test;
+
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
 
 class TestLz4
         extends AbstractTestLz4
@@ -45,4 +49,13 @@ class TestLz4
     {
         return new JPountzLz4Decompressor(LZ4Factory.fastestInstance());
     }
+
+    @Test
+    void testZeroMatchOffset()
+    {
+        byte[] compressed = new byte[] {15, 0, 0, -1, -1, -118, 49, -1, -1, 0};
+        assertThatThrownBy(() -> getDecompressor().decompress(compressed, 0, compressed.length, new byte[1024], 0, 1024))
+                .isInstanceOf(MalformedInputException.class)
+                .hasMessageContaining("offset outside destination buffer: offset=3");
+    }
 }