CVE-2026-112046
Published:October 18, 2026
Updated:October 20, 2026
OW2 ASM 9.11 before 9.11.1 contains an infinite loop vulnerability in Label.resolve() caused by 16-bit forward-reference offsets truncating when rewritten methods exceed 64 KB. Attackers can supply crafted class files whose transformed code grows past 65535 bytes, hanging ClassReader.accept() and denying service to build tools, instrumenters, agents, or analyzers.
Affected Packages
org.ow2.asm:asm (JAVA):
Affected version(s) =9.11 <9.11.1Fix Suggestion:
Update to version 9.11.1https://gitlab.ow2.org/asm/asm.git (SCM_GIT):
Affected version(s) =ASM_9_11 <ASM_9_11_1Fix Suggestion:
Update to version ASM_9_11_1Related Resources (5)
Do you need more information?
Contact UsCVSS v4
Base Score:
6.8
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.5
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Loop with Unreachable Exit Condition ('Infinite Loop')
EPSS
Base Score:
0.12