CVE-2026-110591OW2 ASM 1.4.3 before 9.11 Excessive Resource Consumption via Analyzer
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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.
- CVSS
- 5.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-770
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 14, 2026
- First seen by InfoSec Signals
- Oct 14, 2026
Affected products
OW2 ASM ow2:asm (from the name) | from 1.4.3 before 9.11 | CNA record |
References
- https://gitlab.ow2.org/asm/asm/-/merge_requests/468patch
- https://gitlab.ow2.org/asm/asm/-/commit/4632a2283f1192fd0e93035661b49568a7cb8b6cpatch
- https://gitlab.ow2.org/asm/asm/-/blob/ASM_9_10_1/asm-analysis/src/main/java/org/objectweb/asm/tree/analysis/Analyzer.java#L150technical-description
- https://asm.ow2.io/versions.htmlrelease-notes
- https://www.vulncheck.com/advisories/ow2-asm-1.4.3-before-9.11-excessive-resource-consumption-via-analyzerthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.