Red Hat Security Advisory: libxml2 security update

CVE-2025-6021 — libxml2: Integer Overflow in xmlBuildQName() Leads to Stack Buffer Overflow in libxml2 CVE-2025-49794 — libxml: Heap use after free (UAF) leads to Denial of service (DoS) CVE-2025-49795 — libxml: Null pointer dereference leads to Denial of service (DoS) CVE-2025-49796 — libxml: Type confusion leads to Denial of service (DoS)