Description
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.
Published: 2026-10-18
Score: 6.8 Medium
EPSS: < 1% Very Low
KEV: No
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Mon, 19 Oct 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 19 Oct 2026 13:15:00 +0000

Type Values Removed Values Added
First Time appeared Ow2
Ow2 asm
Vendors & Products Ow2
Ow2 asm

Sun, 18 Oct 2026 12:45:00 +0000

Type Values Removed Values Added
Description 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.
Title OW2 ASM 9.11 before 9.11.1 Denial of Service via Infinite Loop in Label.resolve()
Weaknesses CWE-835
References
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 6.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-19T16:38:14.812Z

Reserved: 2026-10-18T11:48:16.564Z

Link: CVE-2026-112046

cve-icon Vulnrichment

Updated: 2026-10-19T15:35:41.987Z

cve-icon NVD

Status : Received

Published: 2026-10-18T13:16:36.463

Modified: 2026-10-19T17:17:09.543

Link: CVE-2026-112046

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-19T12:53:09Z

Weaknesses
  • CWE-835

    Loop with Unreachable Exit Condition ('Infinite Loop')