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.
{
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-674"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/110xxx/CVE-2026-110259.json"
}{
"extracted_events": [
{
"range": [
{
"introduced": "3.0"
},
{
"fixed": "9.11"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandardRange"
},
{
"range": [
{
"fixed": "e9aca627c17e1619bcb8059afb43382dac6b275f"
}
],
"source": "REFERENCES_COMMIT"
}
]
}