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MCPE-188382

Zombified Piglins take damage from the evocation illager fangs within a big radius

if the summoner attacks a pig zombie, then all pig zombies within a 16 by 16 block radius will also receive damage from the evoker fangs.

To reproduce the bug, you need to: 1. Spawn a small number of pig-man zombies, 2. Spawn the caller, 3. He must hook one of the pig-man zombies with his jaws.

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Comments 3

In the latest version, this [bug] still exists, and all mobs within a 16×16 area take damage—not just zombified piglins. Evoker Fangs spawned by command blocks still work as well.

OS Version win 11

Affected Version 26.45

Symbol source: public PDB 1.21.3, decompiled. This may differ from current builds.
EvokerFangs::normalTick obtains entities via fetchEntities2 and iterates the result with a do/while. When it damages a ZombifiedPiglin, ZombifiedPiglin::hurt triggers anger propagation, which calls fetchEntities over a larger area. That nested query appears to reuse/mutate the same entity query buffer, so the fangs continue iterating into newly added entities. This matches the observed AOE range being the same as the piglin anger range.
With a test plugin, calling fetchEntities inside another mob's hurt handler can make that mob also trigger similar fang AOE behavior. This is not an official-API repro, but it supports the reentrancy hypothesis.
Suggested fix: snapshot the target list before damage, use separate/reentrant-safe query buffers for nested queries.

migrated

(Unassigned)

1394550

Confirmed

Multiple

Android 11

26.60.30 Preview, 1.21.50.29 Preview, 1.21.80.21 Preview, 26.52 Hotfix

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