Description
Netty project is an event-driven asynchronous network application framework. In versions prior to 4.1.86.Final, a StackOverflowError can be raised when parsing a malformed crafted message due to an infinite recursion. This issue is patched in version 4.1.86.Final. There is no workaround, except using a custom HaProxyMessageDecoder.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| netty | netty | < 4.1.86.Final | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | netty | 1:4.1.48-6 | — |
| Debian 13 | netty | 1:4.1.48-6 | — |
| Debian 12 | netty | 1:4.1.48-6 | — |
| Debian 11 | netty | 1:4.1.48-4+deb11u1 | DSA-5316-1 |
| Debian 10 | netty | 1:4.1.33-1+deb10u3 | DLA-3268-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | netty | 1:4.1.48-4+deb11u1build0.22.04.1 | USN-6049-1 |
| Ubuntu 18.04 LTS | netty-3.9 | No fix yet | — |
| Ubuntu 16.04 LTS | netty-3.9 | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 20.04 LTS | netty | 1:4.1.45-1ubuntu0.1~esm1 | USN-6049-1 |
| Ubuntu Pro 18.04 LTS | netty | 1:4.1.7-4ubuntu0.1+esm2 | USN-6049-1 |
| Ubuntu Pro 16.04 LTS | netty | 1:4.0.34-1ubuntu0.1~esm1 | USN-6049-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Single Sign On 7 | rh-sso7-keycloak +1 | 18.0.7-1.redhat_00001.1.el7sso | RHSA-2023:2707, RHSA-2023:2706, RHSA-2023:2705 |
| Red Hat Jboss Enterprise Application Platform Eus 7 | eap7-apache-cxf +3 | 3.1.16-4.redhat_00003.1.ep7.el7 | RHSA-2025:1746 |
| Red Hat Jboss Enterprise Application Platform Eus 7 | eap7-hal-console | 3.2.17-1.Final_redhat_00001.1.el7eap | RHSA-2025:1747 |
| Red Hat Jboss Enterprise Application Platform Eus 7 | eap7-jackson-core +7 | 2.10.4-2.redhat_00004.1.el7eap | RHSA-2025:1747 |
| Red Hat Jboss Enterprise Application Platform Eus 7 | eap7-jackson-databind | 2.8.11.6-2.SP1_redhat_00002.1.ep7.el7 | RHSA-2025:1747, RHSA-2025:1746 |
| Red Hat Jboss Enterprise Application Platform Eus 7 | eap7-jackson-modules-base +1 | 2.10.4-4.redhat_00004.1.el7eap | RHSA-2025:1747 |
| Red Hat Jboss Enterprise Application Platform Eus 7 | eap7-jettison | 1.3.8-2.redhat_00002.1.ep7.el7 | RHSA-2025:1747, RHSA-2025:1746 |
| Red Hat Jboss Enterprise Application Platform Eus 7 | eap7-netty +1 | 4.1.63-1.Final_redhat_00002.1.ep7.el7 | RHSA-2025:1747, RHSA-2025:1746 |
| Red Hat Jboss Enterprise Application Platform Eus 7 | eap7-resteasy +16 | 3.0.27-1.Final_redhat_00001.1.ep7.el7 | RHSA-2025:1747, RHSA-2025:1746 |
| Red Hat Jboss Enterprise Application Platform Eus 7 | eap7-resteasy-rxjava2 +2 | 3.11.6-1.Final_redhat_00001.1.el7eap | RHSA-2025:1747 |
| Red Hat Jboss Enterprise Application Platform Eus 7 | eap7-snakeyaml | 1.33.0-1.SP1_redhat_00001.1.el7eap | RHSA-2025:1747, RHSA-2025:1746 |
| Red Hat Jboss Enterprise Application Platform Eus 7 | eap7-velocity | 1.7.0-3.redhat_00006.1.ep7.el7 | RHSA-2025:1746 |
| Red Hat Jboss Enterprise Application Platform Eus 7 | eap7-wildfly +1 | 7.1.9-2.GA_redhat_00002.1.ep7.el7 | RHSA-2025:1747, RHSA-2025:1746 |
| Red Hat Jboss Enterprise Application Platform Eus 7 | eap7-wildfly-javadocs +2 | 7.3.12-3.GA_redhat_00002.1.el7eap | RHSA-2025:1747 |
| Red Hat JBoss EAP 7 | eap7-activemq-artemis-native | 1:1.0.2-3.redhat_00004.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-apache-mime4j | 0.8.9-1.redhat_00001.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-artemis-native +1 | 1:1.0.2-4.redhat_00004.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-artemis-wildfly-integration | 1.0.7-1.redhat_00001.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-infinispan +9 | 11.0.17-1.Final_redhat_00001.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-ironjacamar +8 | 1.5.11-1.Final_redhat_00001.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-jboss-ejb-client | 4.0.50-1.Final_redhat_00001.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-jboss-el-api_3.0_spec | 2.0.1-1.Final_redhat_00001.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-jboss-metadata +5 | 13.4.0-1.Final_redhat_00001.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-jboss-server-migration +2 | 1.10.0-26.Final_redhat_00025.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-jbossws-cxf | 5.4.8-1.Final_redhat_00001.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-jbossws-spi | 3.4.0-2.Final_redhat_00001.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-netty +28 | 4.1.86-1.Final_redhat_00001.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-picketlink-api +7 | 2.5.5-22.SP12_redhat_00012.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-resteasy +18 | 3.15.5-1.Final_redhat_00001.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-snakeyaml | 1.33.0-2.SP1_redhat_00001.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-undertow | 2.2.23-1.SP2_redhat_00001.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-undertow-jastow | 2.0.14-1.Final_redhat_00001.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-wildfly +4 | 7.4.10-6.GA_redhat_00002.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-wildfly-http-client +4 | 1.1.16-1.Final_redhat_00002.1.el7eap | RHSA-2023:1514, RHSA-2023:1513, RHSA-2023:1512 |
| Red Hat JBoss EAP 7 | eap7-wildfly-java-jdk17 | 7.4.10-6.GA_redhat_00002.1.el8eap | RHSA-2023:1514, RHSA-2023:1513 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP5 | netty | 4.1.90-150200.4.14.1 | SUSE-SU-2023:2096-2 |
| SLES 15 SP5 | netty-tcnative | 2.0.59-150200.3.10.1 | SUSE-SU-2023:2096-2 |
| SLES 15 SP4 | netty-tcnative | 2.0.59-150200.3.10.1 | SUSE-SU-2023:2096-1 |
| SLES 15 SP3 | netty-tcnative | 2.0.59-150200.3.10.1 | SUSE-SU-2023:2096-1 |
| SLES 15 SP2 | netty-tcnative | 2.0.59-150200.3.10.1 | SUSE-SU-2023:2096-1 |
Show 7 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 15 SP3 | netty-tcnative | 2.0.59-150200.3.10.1 | SUSE-SU-2023:2096-1 |
| SLES for SAP 15 SP2 | netty-tcnative | 2.0.59-150200.3.10.1 | SUSE-SU-2023:2096-1 |
| SLE Real Time 15 SP3 | netty-tcnative | 2.0.59-150200.3.10.1 | SUSE-SU-2023:2096-1 |
| SLE HPC 15 SP3 | netty-tcnative | 2.0.59-150200.3.10.1 | SUSE-SU-2023:2096-1 |
| SLE HPC 15 SP2 | netty-tcnative | 2.0.59-150200.3.10.1 | SUSE-SU-2023:2096-1 |
| SUSE Enterprise Storage 7.1 | netty-tcnative | 2.0.59-150200.3.10.1 | SUSE-SU-2023:2096-1 |
| SUSE Enterprise Storage 7 | netty-tcnative | 2.0.59-150200.3.10.1 | SUSE-SU-2023:2096-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | netty | 4.1.114-1.1 | openSUSE-SU-2024:14442-1 |
| openSUSE Leap 15.5 | netty | 4.1.90-150200.4.14.1 | SUSE-SU-2023:2096-2 |
| openSUSE Leap 15.5 | netty-tcnative | 2.0.59-150200.3.10.1 | SUSE-SU-2023:2096-2 |
| openSUSE Leap 15.4 | netty | 4.1.90-150200.4.14.1 | SUSE-SU-2023:2096-1 |
| openSUSE Leap 15.4 | netty-tcnative | 2.0.59-150200.3.10.1 | SUSE-SU-2023:2096-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Maven | io.netty:netty-codec-haproxy | < 4.1.86.Final | 4.1.86.Final | GHSA-fx2c-96vj-985v |
Advisories 36
- RHSA-2025:1747 Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.3.12 security update Red Hat Security Advisories (RHSA) · Oct 14, 2026
- RHSA-2025:1746 Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.1.9 on RHEL 7 security update Red Hat Security Advisories (RHSA) · Oct 14, 2026
- RHSA-2023:2706 Red Hat Security Advisory: Red Hat Single Sign-On 7.6.3 security update on RHEL 8 Red Hat Security Advisories (RHSA) · Oct 13, 2026
- RHSA-2023:2707 Red Hat Security Advisory: Red Hat Single Sign-On 7.6.3 security update on RHEL 9 Red Hat Security Advisories (RHSA) · Oct 13, 2026
- RHSA-2023:2705 Red Hat Security Advisory: Red Hat Single Sign-On 7.6.3 security update on RHEL 7 Red Hat Security Advisories (RHSA) · Oct 13, 2026
- RHSA-2023:1514 Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.4.10 on RHEL 9 security update Red Hat Security Advisories (RHSA) · Oct 13, 2026
- RHSA-2023:1512 Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.4.10 on RHEL 7 security update Red Hat Security Advisories (RHSA) · Oct 13, 2026
- RHSA-2023:1513 Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.4.10 on RHEL 8 security update Red Hat Security Advisories (RHSA) · Oct 13, 2026
- WID-SEC-2024-0794 Dell ECS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 11, 2026
- WID-SEC-2023-1142 Red Hat Integration Camel for Spring Boot: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 11, 2026
- USN-6049-1 netty vulnerabilities Ubuntu Security Notices (USN) · Jun 25, 2026
- DSA-5316-1 netty - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-3268-1 netty - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2023:2096-1 Security update for netty, netty-tcnative SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:2096-2 Security update for netty, netty-tcnative SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2023-1193 Red Hat Single Sign On: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jul 10, 2025
- WID-SEC-2025-1459 Dell Data Protection Advisor: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jul 3, 2025
- openSUSE-SU-2024:14442-1 netty-4.1.114-1.1 on GA media SUSE / openSUSE Security Updates · May 7, 2025
- WID-SEC-2023-0370 Red Hat JBoss Enterprise Application Platform: Mehrere Schwachstellen BSI CERT-Bund (WID) · Feb 23, 2025
- WID-SEC-2024-3684 IBM QRadar SIEM: Mehrere Schwachstellen BSI CERT-Bund (WID) · Dec 11, 2024
- WID-SEC-2023-0137 Oracle Communications: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 21, 2024
- NCSC-2024-0291 Kwetsbaarheden verholpen in Oracle Database Server NCSC-NL (Netherlands) · Jul 17, 2024
- WID-SEC-2024-1645 Oracle Database Server: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jul 16, 2024
- WID-SEC-2024-0519 IBM Maximo Asset Management: Mehrere Schwachstellen BSI CERT-Bund (WID) · Feb 29, 2024
- WID-SEC-2023-1016 Oracle Fusion Middleware: Mehrere Schwachstellen BSI CERT-Bund (WID) · Dec 26, 2023
- WID-SEC-2023-0416 Red Hat OpenShift: Mehrere Schwachstellen ermöglichen Denial of Service BSI CERT-Bund (WID) · Dec 7, 2023
- WID-SEC-2023-2675 Oracle Financial Services Applications: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 17, 2023
- WID-SEC-2023-1812 Oracle Communications: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jul 20, 2023
- WID-SEC-2023-1782 Oracle Utilities Applications: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jul 18, 2023
- WID-SEC-2023-1815 Oracle Commerce: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jul 18, 2023
- WID-SEC-2023-1813 Oracle Communications Applications: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jul 18, 2023
- WID-SEC-2023-1808 Oracle Financial Services Applications: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jul 18, 2023
- WID-SEC-2023-1021 Oracle Communications: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jun 29, 2023
- WID-SEC-2023-1032 Oracle PeopleSoft: Mehrere Schwachstellen BSI CERT-Bund (WID) · Apr 18, 2023
- WID-SEC-2023-1017 Oracle Financial Services Applications: Mehrere Schwachstellen BSI CERT-Bund (WID) · Apr 18, 2023
- WID-SEC-2023-0091 NetApp ActiveIQ Unified Manager: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jan 12, 2023