PT-2026-134544

Published

2026-10-14

·

Updated

2026-10-14

Description by

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OW2 ASM 3.0 before 9.11 contains an uncontrolled recursion vulnerability in ClassWriter.replaceAsmInstructions() that allows attackers to cause denial of service through crafted class files. Attackers can supply a class with a large method containing many long forward jumps, triggering unbounded toByteArray() recursion and a StackOverflowError during transformation.
Vendors
Affected products
Related identifiers
AZL-111989
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