squid/squid-5.5-CVE-2024-37894.patch

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diff --git a/lib/libTrie/TrieNode.cc b/lib/libTrie/TrieNode.cc
index b379856..5d87279 100644
--- a/lib/libTrie/TrieNode.cc
+++ b/lib/libTrie/TrieNode.cc
@@ -32,7 +32,7 @@ TrieNode::add(char const *aString, size_t theLength, void *privatedata, TrieChar
/* We trust that privatedata and existant keys have already been checked */
if (theLength) {
- int index = transform ? (*transform)(*aString): *aString;
+ const unsigned char index = transform ? (*transform)(*aString): *aString;
if (!internal[index])
internal[index] = new TrieNode;