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fix(combatlog): guard truncated spell energize packets

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Kelsi 2026-03-13 22:30:25 -07:00
parent 3ef5b546fb
commit 21762485ea
1 changed files with 16 additions and 8 deletions
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24
src/game/game_handler.cpp
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@ -4012,14 +4012,22 @@ void GameHandler::handlePacket(network::Packet& packet) {
// TBC: full uint64 victim + uint64 caster + uint32 spellId + uint8 powerType + int32 amount
// Classic/Vanilla: packed_guid (same as WotLK)
const bool energizeTbc = isActiveExpansion("tbc");
size_t rem = packet.getSize() - packet.getReadPos();
if (rem < (energizeTbc ? 8u : 2u)) { packet.setReadPos(packet.getSize()); break; }
uint64_t victimGuid = energizeTbc
? packet.readUInt64() : UpdateObjectParser::readPackedGuid(packet);
uint64_t casterGuid = energizeTbc
? packet.readUInt64() : UpdateObjectParser::readPackedGuid(packet);
rem = packet.getSize() - packet.getReadPos();
if (rem < 6) { packet.setReadPos(packet.getSize()); break; }
auto readEnergizeGuid = [&]() -> uint64_t {
if (energizeTbc)
return (packet.getSize() - packet.getReadPos() >= 8) ? packet.readUInt64() : 0;
return UpdateObjectParser::readPackedGuid(packet);
};
if (packet.getSize() - packet.getReadPos() < (energizeTbc ? 8u : 1u)) {
packet.setReadPos(packet.getSize()); break;
}
uint64_t victimGuid = readEnergizeGuid();
if (packet.getSize() - packet.getReadPos() < (energizeTbc ? 8u : 1u)) {
packet.setReadPos(packet.getSize()); break;
}
uint64_t casterGuid = readEnergizeGuid();
if (packet.getSize() - packet.getReadPos() < 9) {
packet.setReadPos(packet.getSize()); break;
}
uint32_t spellId = packet.readUInt32();
uint8_t energizePowerType = packet.readUInt8();
int32_t amount = static_cast<int32_t>(packet.readUInt32());