OW2 ASM 1.4.3 before 9.11 contains an excessive resource consumption vulnerability in Analyzer.analyze() that allows attackers to exhaust memory and CPU via crafted class files. Attackers can supply class files analysed through BasicVerifier, SimpleVerifier or SourceInterpreter to trigger unbounded per-instruction Frame allocation and fix point iterations, causing denial of service.
Advisories

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Fixes

Solution

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Workaround

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History

Tue, 20 Oct 2026 01:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Mon, 19 Oct 2026 13:30:00 +0000

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

Wed, 14 Oct 2026 14:30:00 +0000

Type Values Removed Values Added
Description OW2 ASM 1.4.3 before 9.11 contains an excessive resource consumption vulnerability in Analyzer.analyze() that allows attackers to exhaust memory and CPU via crafted class files. Attackers can supply class files analysed through BasicVerifier, SimpleVerifier or SourceInterpreter to trigger unbounded per-instruction Frame allocation and fix point iterations, causing denial of service.
Title OW2 ASM 1.4.3 before 9.11 Excessive Resource Consumption via Analyzer
Weaknesses CWE-770
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'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-20T01:01:50.990Z

Reserved: 2026-10-14T13:07:17.285Z

Link: CVE-2026-110591

cve-icon Vulnrichment

Updated: 2026-10-20T01:01:46.640Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-14T15:17:09.910

Modified: 2026-10-20T01:17:10.950

Link: CVE-2026-110591

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-19T13:08:53Z

Weaknesses