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Limit ResourceLocation length to nbt string tag length

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This commit is contained in:
Nassim Jahnke 2024-01-12 19:33:17 +01:00
parent fcd5a14216
commit af61e5fa1e
1 changed files with 12 additions and 0 deletions
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12
patches/server/Validate-ResourceLocation-in-NBT-reading.patch
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@ -21,6 +21,18 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
if (optional.isEmpty()) {
return Blocks.AIR.defaultBlockState();
} else {
diff --git a/src/main/java/net/minecraft/resources/ResourceLocation.java b/src/main/java/net/minecraft/resources/ResourceLocation.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/resources/ResourceLocation.java
+++ b/src/main/java/net/minecraft/resources/ResourceLocation.java
@@ -0,0 +0,0 @@ public class ResourceLocation implements Comparable<ResourceLocation> {
private final String path;
protected ResourceLocation(String namespace, String path, @Nullable ResourceLocation.Dummy extraData) {
+ if (io.netty.buffer.ByteBufUtil.utf8MaxBytes(namespace + ":" + path) > 2 * Short.MAX_VALUE + 1) throw new ResourceLocationException("Resource location too long: " + namespace + ":" + path); // Paper - Validate ResourceLocation
this.namespace = namespace;
this.path = path;
}
diff --git a/src/main/java/net/minecraft/world/entity/EntityType.java b/src/main/java/net/minecraft/world/entity/EntityType.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/world/entity/EntityType.java