Stack overflow on xpath
There is a stack overflow, on libxml2 xpath parser. I am not sure about its exploitability but I think it will be nice to share here.
Actually I found this issue with this -> https://gitlab.gnome.org/GNOME/libxml2/-/blob/master/fuzz/xpath.c
fuzzer.
And here is PoC xml file.
[stack-overflow-xpath](/uploads/9573c2f771e8b64a9b220e646426e575/stack-overflow-xpathstack-overflow-xpath