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OpenAdvisories
Critical · 9.1 CVE-2026-53434 BIT-tomcat-2026-53434EUVD-2026-40228GHSA-4x29-79gh-6v8q

Apache Tomcat: Invalid CRL configuration doesn't trigger failure for FFM Connector

Published Jun 29, 2026 · Updated Jun 30, 2026 · Assigned by apache

Description

Detection of Error Condition Without Action vulnerability in Apache Tomcat when configuring CRLs for a FFM based connector.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M7 through 10.1.55, from 9.0.83 through 9.0.118.

Users are recommended to upgrade to version 11.0.23, 10.1.56 or 9.0.119, which fixes the issue.

Affected products

VendorProductAffectedFixed
Apache Software Foundation Apache Tomcat 11.0.0-M1 – ≤ 11.0.22, 10.1.0-M7 – ≤ 10.1.55, 9.0.83 – ≤ 9.0.118 —

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.

ReleasePackageFixed inAdvisory
Debian 14 tomcat10 10.1.60-1 —
Debian 14 tomcat11 11.0.24-1 —
Debian 14 tomcat9 9.0.70-2 —
Debian 13 tomcat10 10.1.60-1~deb13u1 —
Debian 13 tomcat11 No fix yet —
Debian 13 tomcat9 9.0.70-2 —
Debian 12 tomcat10 10.1.60-1~deb12u1 —
Debian 12 tomcat9 9.0.70-2 —
ReleasePackageFixed inAdvisory
Ubuntu 26.10 tomcat9 +2 No fix yet —
Ubuntu 26.04 LTS tomcat9 +2 No fix yet —
Ubuntu 25.10 tomcat9 +2 No fix yet —
Ubuntu 24.04 LTS tomcat9 +1 No fix yet —
Show 3 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu Pro 22.04 LTS tomcat9 No fix yet —
Ubuntu Pro 20.04 LTS tomcat9 No fix yet —
Ubuntu Pro 18.04 LTS tomcat9 No fix yet —
ReleasePackageFixed inAdvisory
RHEL 10 tomcat9 +7 1:9.0.120-1.el10_2 RHSA-2026:68651
RHEL 9 tomcat +7 1:9.0.120-2.el9_8 RHSA-2026:68660
RHEL 8 tomcat +7 1:9.0.120-1.el8_10 RHSA-2026:68677
Show 9 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
RHEL 10.0 EUS tomcat9 +7 1:9.0.120-1.el10_0 RHSA-2026:67163
RHEL 9.6 EUS tomcat +7 1:9.0.120-1.el9_6 RHSA-2026:68659
RHEL 9.4 E4S tomcat +7 1:9.0.120-1.el9_4 RHSA-2026:68679
RHEL 9.2 E4S tomcat +7 1:9.0.120-1.el9_2 RHSA-2026:68678
RHEL 8.8 TUS tomcat +7 1:9.0.120-1.el8_8 RHSA-2026:68680
RHEL 8.8 E4S tomcat +7 1:9.0.120-1.el8_8 RHSA-2026:68680
Red Hat JBoss Web Server 7 jws7-tomcat +9 11.0.21-6.redhat_00005.1.el8jws RHSA-2026:49951
Red Hat JBoss Web Server 6 jws6-tomcat +9 10.1.49-16.redhat_00016.1.el8jws RHSA-2026:73981
Red Hat Hardened Images 1 tomcat10 +9 10.1.56-1.hum1 RHSA-2026:29203
Red Hat Hardened Images 1 tomcat11 +9 11.0.23-0.1.hum1 RHSA-2026:32960

AlmaLinux

Errata ↗
ReleasePackageFixed inAdvisory
AlmaLinux 10 tomcat9 +7 1:9.0.120-1.el10_2.alma.1 ALSA-2026:68651
AlmaLinux 9 tomcat +7 1:9.0.120-2.el9_8 ALSA-2026:68660
AlmaLinux 8 tomcat +7 1:9.0.120-1.el8_10 ALSA-2026:68677
ReleasePackageFixed inAdvisory
SLES 15 SP7 tomcat 9.0.119-150200.111.1 SUSE-SU-2026:3088-1
SLES 15 SP7 tomcat10 10.1.56-150200.5.70.1 SUSE-SU-2026:3112-1
SLES 15 SP7 tomcat11 11.0.23-150600.13.24.1 SUSE-SU-2026:3087-1
SLES 12 SP5 tomcat 9.0.119-3.169.1 SUSE-SU-2026:3167-1
Show 2 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
SLES for SAP 16.0 tomcat 9.0.119-160000.1.1 SUSE-SU-2026:22646-1
SLES for SAP 16.0 tomcat10 10.1.56-160000.1.1 SUSE-SU-2026:22647-1
SLES for SAP 16.0 tomcat11 11.0.23-160000.1.1 SUSE-SU-2026:22648-1
SLES 16.0 tomcat 9.0.119-160000.1.1 SUSE-SU-2026:22646-1
SLES 16.0 tomcat10 10.1.56-160000.1.1 SUSE-SU-2026:22647-1
SLES 16.0 tomcat11 11.0.23-160000.1.1 SUSE-SU-2026:22648-1
ReleasePackageFixed inAdvisory
openSUSE Tumbleweed tomcat 9.0.119-1.1 openSUSE-SU-2026:11208-1
openSUSE Tumbleweed tomcat10 10.1.56-1.1 openSUSE-SU-2026:11209-1
openSUSE Tumbleweed tomcat11 11.0.23-1.1 openSUSE-SU-2026:11195-1
openSUSE Leap 16.0 tomcat 9.0.119-160000.1.1 openSUSE-SU-2026:21327-1
openSUSE Leap 16.0 tomcat10 10.1.56-160000.1.1 openSUSE-SU-2026:21328-1
openSUSE Leap 16.0 tomcat11 11.0.23-160000.1.1 openSUSE-SU-2026:21329-1

Amazon Linux

ReleasePackageFixed inAdvisory
Amazon Linux 2023 tomcat10 +7 1:10.1.57-1.amzn2023.0.1 ALAS2023-2026-1946
Amazon Linux 2023 tomcat9 +7 1:9.0.120-1.amzn2023.0.1 ALAS2023-2026-1945

Affected packages

EcosystemPackageAffectedFixedRecord
Maven org.apache.tomcat:tomcat-util >= 11.0.0-M1, < 11.0.23 11.0.23 GHSA-4x29-79gh-6v8q
Maven org.apache.tomcat:tomcat-util >= 10.1.0-M7, < 10.1.56 10.1.56 GHSA-4x29-79gh-6v8q
Maven org.apache.tomcat:tomcat-util >= 9.0.83, < 9.0.119 9.0.119 GHSA-4x29-79gh-6v8q

Advisories 35

References