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Fix use after free in CKeyValues3Context::PurgeClusterNodeChain

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GAMMACASE
2025-08-15 17:24:38 +03:00
parent f90f863275
commit 30a56b0bf2
1 changed files with 4 additions and 1 deletions
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5
public/tier1/keyvalues3.h
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@ -1612,8 +1612,11 @@ inline void CKeyValues3ContextBase::NodeList<NODE>::Purge()
template<typename CLUSTER> template<typename CLUSTER>
inline void CKeyValues3Context::PurgeClusterNodeChain( ClusterNodeChain<CLUSTER> &cluster_node ) inline void CKeyValues3Context::PurgeClusterNodeChain( ClusterNodeChain<CLUSTER> &cluster_node )
{ {
for(auto node = cluster_node.m_pTail; node; node = node->GetPrev()) CLUSTER *prev = nullptr;
for(auto node = cluster_node.m_pTail; node; node = prev)
{ {
prev = node->GetPrev();
if(node->IsAllocatedOnHeap()) if(node->IsAllocatedOnHeap())
{ {
node->Purge(); node->Purge();