CVE catalog
CVE-2026-112046
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 cr
- Severity
- Medium · CVSS 6.8
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.12% · Oct 25, 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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | asm | sid | 9.11.1-1 | fixed |
| Debian | asm | forky | 9.11.1-1 | fixed |
| Debian | asm | trixie | 9.8-1 | vulnerable |
| Debian | asm | bookworm | 9.4-1 | vulnerable |
| Ubuntu | asm | 18.04 | 6.0~alpha-1 | vulnerable |
| Ubuntu | asm | 18.04 | 6.0~alpha-2 | vulnerable |
| Ubuntu | asm | 18.04 | 6.0-1 | vulnerable |
| Ubuntu | asm | 18.04 | 7.0-1~18.04 | vulnerable |
| Ubuntu | asm | 20.04 | 7.1-2 | vulnerable |
| Ubuntu | asm | 20.04 | 7.2-1 | vulnerable |
| Ubuntu | asm | 22.04 | 9.1-1 | vulnerable |
| Ubuntu | asm | 22.04 | 9.2-1 | vulnerable |
| Ubuntu | asm | 24.04 | 9.4-1 | vulnerable |
| Ubuntu | asm | 24.04 | 9.5-1 | vulnerable |
| Ubuntu | asm | 24.04 | 9.6~us1-0ubuntu1 | vulnerable |
| Ubuntu | asm | 24.04 | 9.7-1 | vulnerable |
| Ubuntu | asm | 26.10 | 9.9.1-1 | vulnerable |
| Ubuntu | asm | 26.04 | 9.8-1 | vulnerable |
| Ubuntu | asm | 26.04 | 9.8-2 | vulnerable |
| Ubuntu | asm | 26.04 | 9.9.1-1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | asm | source | sid | 9.11.1-1 | not yet assigned | Not reported | Not reported |
| Debian | asm | source | forky | 9.11.1-1 | not yet assigned | Not reported | Not reported |
| Debian | asm | source | trixie | (unfixed) | not yet assigned | Not reported | Not reported |
| Debian | asm | source | bookworm | (unfixed) | not yet assigned | Not reported | Not reported |
Notes
[trixie] asm: Minor issue
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [libasm-java]Affected
Source package: [asm]
Details (2)
9.4-1· all · bookwormAffected
nvd · asm · debian · bookworm; nvd · asm · debian · 12
9.4-1· all · bookwormAffected
nvd · asm · debian · bookworm; nvd · asm · debian · 12
[Debian 13 (Trixie)]
- [libasm-java]Affected
Source package: [asm]
Details (2)
9.8-1· all · trixieAffected
nvd · asm · debian · 13
9.8-1· all · trixieAffected
nvd · asm · debian · 13
Observed:
References
- [https://nvd.nist.gov/vuln/detail/CVE-2026-112046]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-112046]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2026-112046]
- [https://security-tracker.debian.org/tracker/CVE-2026-112046]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-112046.json]
[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]