pdu_processor: avoid freeing immutable region

Fixes: gromox-2.18-99-g22bf8296f
grommunio · Dec 12, 2023 · afda2fa · afda2fa
1 parent dedf2ba
commit afda2fa
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/exch/http/pdu_processor.cpp b/exch/http/pdu_processor.cpp
@@ -635,6 +635,8 @@ static BOOL pdu_processor_fault(DCERPC_CALL *pcall, uint32_t fault_code) try
 	fault->status = fault_code;
 	fault->pad.pb = deconst(zeros);
 	fault->pad.cb = sizeof(zeros);
+	/* Avoid non-owning pointers from being consumed by ~ncacn_packet */
+	auto cl_0 = make_scope_exit([&]() { *fault = {}; });
 
 	auto pblob_node = new BLOB_NODE();
 	pblob_node->node.pdata = pblob_node;