CVE-2026-110258 [MEDIUM] – OW2 ASM 3.0 before 9.11 contains an excessive memory allocation vulnerability in Label.add

OW2 ASM 3.0 before 9.11 contains an excessive memory allocation vulnerability in Label.addSubroutineRetSuccessors() that fails to enforce the single-RET-per-JSR rule. Attackers can supply a crafted invalid class file with multiple RET instructions for one JSR, triggering a roughly 2 GB allocation that crashes the JVM.