Summary
Ein Angreifer kann mehrere Schwachstellen in Apache Tomcat ausnutzen, um Sicherheitsmaßnahmen zu umgehen, Daten zu manipulieren, vertrauliche Informationen offenzulegen, Open-Redirect-Angriffe durchzuführen und andere, nicht näher spezifizierte Angriffe auszuführen.
Product
Apache Tomcat ist ein Web-Applikationsserver für verschiedene Plattformen.
Vulnerabilities 10
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High 7.5
Apache Tomcat: Fix for CVE-2026-29146 allowed bypass of EncryptInterceptor
Missing Encryption of Sensitive Data vulnerability in Apache Tomcat due to the fix for CVE-2026-29146 allowing the bypass of the EncryptInterceptor. This issue affects Apache Tomcat: 11.0.20, 10.1.53, 9.0.116. Users are recommended to upgrade to version 11.0.…
KEV Aug 4, 2026 -
Critical 9.1CVE-2026-29145 Public exploit
Apache Tomcat, Apache Tomcat Native: OCSP checks sometimes soft-fail even when soft-fail is disabled
CLIENT_CERT authentication does not fail as expected for some scenarios when soft fail is disabled vulnerability in Apache Tomcat, Apache Tomcat Native. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.1.0-M7 through 10.1.52, from 9.0…
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High 7.5CVE-2026-24880 Public exploit
Apache Tomcat: Request smuggling via invalid chunk extension
Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') vulnerability in Apache Tomcat via invalid chunk extension. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.1.0-M1 through 10.1.52, from 9.0.0.M1 throug…
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High 7.5
Apache Tomcat: TLS cipher order is not preserved
Configured cipher preference order not preserved vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.16 through 11.0.18, from 10.1.51 through 10.1.52, from 9.0.114 through 9.0.115. Users are recommended to upgrade to version 11.0.20, 1…
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High 7.5
Apache Tomcat: EncryptInterceptor vulnerable to padding oracle attack by default
Padding Oracle vulnerability in Apache Tomcat's EncryptInterceptor with default configuration. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.0.0-M1 through 10.1.52, from 9.0.13 through 9..115, from 8.5.38 through 8.5.100, from 7.0.…
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High 7.5
Apache Tomcat: Incomplete escaping of JSON access logs
Improper Encoding or Escaping of Output vulnerability in the JsonAccessLogValve component of Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.20, from 10.1.0-M1 through 10.1.53, from 9.0.40 through 9.0.116. Users are recommended to…
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High 7.5
Apache Tomcat: Cloud membership for clustering component exposed the Kubernetes bearer token
Insertion of Sensitive Information into Log File vulnerability in the cloud membership for clustering component of Apache Tomcat exposed the Kubernetes bearer token. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.20, from 10.1.0-M1 through 10.1…
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Medium 6.5
Apache Tomcat: OCSP checks sometimes soft-fail with FFM even when soft-fail is disabled
CLIENT_CERT authentication does not fail as expected for some scenarios when soft fail is disabled and FFM is used in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M14 through 11.0.20, from 10.1.22 through 10.1.53, from 9.0.92 through 9.0.116. …
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Medium 6.1CVE-2026-25854 Public exploit
Apache Tomcat: Occasionally open redirect
Occasional URL redirection to untrusted Site ('Open Redirect') vulnerability in Apache Tomcat via the LoadBalancerDrainingValve. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.1.0-M1 through 10.1.52, from 9.0.0.M23 through 9.0.115, …
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Medium 5.3
Apache Tomcat: Fix for CVE-2025-66614 is incomplete
Improper Input Validation vulnerability in Apache Tomcat due to an incomplete fix of CVE-2025-66614. This issue affects Apache Tomcat: from 11.0.15 through 11.0.19, from 10.1.50 through 10.1.52, from 9.0.113 through 9.0.115. Users are recommended to upgrade t…
Revision history
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#39
Neue Updates von Rocky Enterprise Software Foundation aufgenommen
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#38
Neue Updates von Red Hat aufgenommen
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#37
Neue Updates von IBM aufgenommen
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#36
Neue Updates von Red Hat aufgenommen
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#35
Neue Updates von Red Hat aufgenommen
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#34
Neue Updates von Red Hat aufgenommen
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#33
Neue Updates von Rocky Enterprise Software Foundation aufgenommen
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#32
Neue Updates von Rocky Enterprise Software Foundation aufgenommen
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#31
Neue Updates von Oracle Linux aufgenommen
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#30
Neue Updates von Rocky Enterprise Software Foundation und Oracle Linux aufgenommen
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#29
Neue Updates von Red Hat aufgenommen
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#28
Neue Updates von SUSE aufgenommen
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#27
Neue Updates von Red Hat aufgenommen
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#26
Neue Updates von Red Hat aufgenommen
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#25
Exploit aufgenommen CVE-2026-34486
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#24
Neue Updates von Oracle Linux aufgenommen
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#23
Neue Updates von IBM aufgenommen
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#22
Neue Updates von Oracle Linux aufgenommen
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#21
Neue Updates von Oracle Linux aufgenommen
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#20
Neue Updates von Red Hat aufgenommen
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#19
Neue Updates von Rocky Enterprise Software Foundation und Red Hat aufgenommen
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#18
Neue Updates von Rocky Enterprise Software Foundation und Oracle Linux aufgenommen
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#17
Neue Updates von Red Hat aufgenommen
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#16
Neue Updates von IBM aufgenommen
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#15
Neue Updates von Oracle Linux aufgenommen
References
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Apache Tomcat 9 vulnerabilities vom 2026-04-09
https://tomcat.apache.org/security-9.html
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Apache Tomcat 10 vulnerabilities vom 2026-04-09
https://tomcat.apache.org/security-10.html
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Apache Tomcat 11 vulnerabilities vom 2026-04-09
https://tomcat.apache.org/security-11.html
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openSUSE Security Update OPENSUSE-SU-2026:10548-1 vom 2026-04-15
https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/QNEDM6RBHQEARIDUITXLNEYREGQXXWW5/
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openSUSE Security Update OPENSUSE-SU-2026:10549-1 vom 2026-04-15
https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/MEFQXVLFFJSJMLHOKAARZ4TAVX5QBSU5/
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openSUSE Security Update OPENSUSE-SU-2026:10547-1 vom 2026-04-15
https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/2ENRWN4ZNTHX5V7VJZHUZGDSHXMJHD2Y/
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SUSE Security Update SUSE-SU-2026:1558-1 vom 2026-04-23
https://lists.suse.com/pipermail/sle-security-updates/2026-April/025569.html
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openSUSE Security Update OPENSUSE-SU-2026:20612-1 vom 2026-04-23
https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/6JYOECIHMTZAXAOESLTCB5WLXF2FKMPT/
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openSUSE Security Update OPENSUSE-SU-2026:20611-1 vom 2026-04-23
https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/M5H5Q3AIANVMCJDNLDOJKP7ZEVFCMTAL/
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SUSE Security Update SUSE-SU-2026:1572-1 vom 2026-04-23
https://lists.suse.com/pipermail/sle-security-updates/2026-April/025601.html
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SUSE Security Update SUSE-SU-2026:1603-1 vom 2026-04-24
https://lists.suse.com/pipermail/sle-security-updates/2026-April/025617.html
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SUSE Security Update SUSE-SU-2026:1604-1 vom 2026-04-24
https://lists.suse.com/pipermail/sle-security-updates/2026-April/025616.html
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SUSE Security Update SUSE-SU-2026:21378-1 vom 2026-04-28
https://lists.suse.com/pipermail/sle-security-updates/2026-April/025729.html
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SUSE Security Update SUSE-SU-2026:21379-1 vom 2026-04-28
https://lists.suse.com/pipermail/sle-security-updates/2026-April/025728.html
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SUSE Security Update SUSE-SU-2026:21366-1 vom 2026-04-28
https://lists.suse.com/pipermail/sle-security-updates/2026-April/025739.html
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Amazon Linux Security Advisory ALAS2TOMCAT9-2026-025 vom 2026-04-30
https://alas.aws.amazon.com/AL2/ALAS2TOMCAT9-2026-025.html
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Red Hat Security Advisory RHSA-2026:12195 vom 2026-04-30
https://access.redhat.com/errata/RHSA-2026:12195
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Red Hat Security Advisory RHSA-2026:12194 vom 2026-04-30
https://access.redhat.com/errata/RHSA-2026:12194
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HCL Security Bulletin vom 2026-05-12
https://support.hcl-software.com/community?id=community_blog&sys_id=2f600efd2bf4c7900c64f1a1d891bf19
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Red Hat Security Advisory RHSA-2026:20405 vom 2026-05-26
https://access.redhat.com/errata/RHSA-2026:20405
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Red Hat Security Advisory RHSA-2026:20406 vom 2026-05-26
https://access.redhat.com/errata/RHSA-2026:20406
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PoC CVE-2026-34486 vom 2026-05-28
https://github.com/striga-ai/CVE-2026-34486
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Debian Security Advisory DLA-4619 vom 2026-06-07
https://lists.debian.org/debian-lts-announce/2026/06/msg00008.html
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Debian Security Advisory DSA-6328 vom 2026-06-08
https://security-tracker.debian.org/tracker/DSA-6328-1
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Debian Security Advisory DSA-6329 vom 2026-06-08
https://security-tracker.debian.org/tracker/DSA-6329-1
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IBM Security Bulletin 7278011 vom 2026-06-25
https://www.ibm.com/support/pages/node/7278011
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Oracle Linux Security Advisory ELSA-2026-26323 vom 2026-06-25
https://linux.oracle.com/errata/ELSA-2026-26323.html
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Oracle Linux Security Advisory ELSA-2026-18916 vom 2026-06-29
https://linux.oracle.com/errata/ELSA-2026-18916.html
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IBM Security Bulletin 7278738 vom 2026-07-01
https://www.ibm.com/support/pages/node/7278738
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Red Hat Security Advisory RHSA-2026:36789 vom 2026-07-08
https://access.redhat.com/errata/RHSA-2026:36789
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Red Hat Security Advisory RHSA-2026:36790 vom 2026-07-08
https://access.redhat.com/errata/RHSA-2026:36790
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Red Hat Security Advisory RHSA-2026:36877 vom 2026-07-09
https://access.redhat.com/errata/RHSA-2026:36877
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Red Hat Security Advisory RHSA-2026:36879 vom 2026-07-09
https://access.redhat.com/errata/RHSA-2026:36879
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Red Hat Security Advisory RHSA-2026:36876 vom 2026-07-09
https://access.redhat.com/errata/RHSA-2026:36876
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Red Hat Security Advisory RHSA-2026:36878 vom 2026-07-09
https://access.redhat.com/errata/RHSA-2026:36878
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Red Hat Security Advisory RHSA-2026:37136 vom 2026-07-09
https://access.redhat.com/errata/RHSA-2026:37136
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Oracle Linux Security Advisory ELSA-2026-36879 vom 2026-07-09
https://linux.oracle.com/errata/ELSA-2026-36879.html
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Rocky Linux Security Advisory RLSA-2026:37137 vom 2026-07-10
https://errata.build.resf.org/RLSA-2026:37137
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Oracle Linux Security Advisory ELSA-2026-37137 vom 2026-07-09
https://linux.oracle.com/errata/ELSA-2026-37137.html
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Rocky Linux Security Advisory RLSA-2026:36788 vom 2026-07-10
https://errata.build.resf.org/RLSA-2026:36788
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Rocky Linux Security Advisory RLSA-2026:36790 vom 2026-07-10
https://errata.build.resf.org/RLSA-2026:36790
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Rocky Linux Security Advisory RLSA-2026:36879 vom 2026-07-10
https://errata.build.resf.org/RLSA-2026:36879
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Red Hat Security Advisory RHSA-2026:38505 vom 2026-07-13
https://access.redhat.com/errata/RHSA-2026:38505
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Red Hat Security Advisory RHSA-2026:39189 vom 2026-07-14
https://access.redhat.com/errata/RHSA-2026:39189
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Oracle Linux Security Advisory ELSA-2026-18536 vom 2026-07-22
https://linux.oracle.com/errata/ELSA-2026-18536.html
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Oracle Linux Security Advisory ELSA-2026-36788 vom 2026-07-21
https://linux.oracle.com/errata/ELSA-2026-36788.html
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Oracle Linux Security Advisory ELSA-2026-18537 vom 2026-07-22
https://linux.oracle.com/errata/ELSA-2026-18537.html
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Oracle Linux Security Advisory ELSA-2026-36790 vom 2026-07-22
https://oss.oracle.com/pipermail/el-errata/2026-July/021227.html
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IBM Security Bulletin 7280950 vom 2026-07-23
https://www.ibm.com/support/pages/node/7280950
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Oracle Linux Security Advisory ELSA-2026-25341 vom 2026-07-24
https://linux.oracle.com/errata/ELSA-2026-25341.html
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Red Hat Security Advisory RHSA-2026:63137 vom 2026-09-03
https://access.redhat.com/errata/RHSA-2026:63137
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Red Hat Security Advisory RHSA-2026:67164 vom 2026-09-14
https://access.redhat.com/errata/RHSA-2026:67164
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SUSE Security Update SUSE-SU-2026:23691-1 vom 2026-09-16
https://lists.suse.com/pipermail/sle-security-updates/2026-September/029187.html
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SUSE Security Update SUSE-SU-2026:23690-1 vom 2026-09-16
https://lists.suse.com/pipermail/sle-security-updates/2026-September/029188.html
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SUSE Security Update SUSE-SU-2026:23700-1 vom 2026-09-16
https://lists.suse.com/pipermail/sle-security-updates/2026-September/029183.html
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SUSE Security Update SUSE-SU-2026:23720-1 vom 2026-09-16
https://lists.suse.com/pipermail/sle-security-updates/2026-September/029170.html
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SUSE Security Update SUSE-SU-2026:23710-1 vom 2026-09-16
https://lists.suse.com/pipermail/sle-security-updates/2026-September/029175.html
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SUSE Security Update SUSE-SU-2026:23711-1 vom 2026-09-16
https://lists.suse.com/pipermail/sle-security-updates/2026-September/029174.html
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Red Hat Security Advisory RHSA-2026:68651 vom 2026-09-17
https://access.redhat.com/errata/RHSA-2026:68651
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Red Hat Security Advisory RHSA-2026:68679 vom 2026-09-17
https://access.redhat.com/errata/RHSA-2026:68679
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Red Hat Security Advisory RHSA-2026:68678 vom 2026-09-17
https://access.redhat.com/errata/RHSA-2026:68678
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Red Hat Security Advisory RHSA-2026:68660 vom 2026-09-17
https://access.redhat.com/errata/RHSA-2026:68660
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Red Hat Security Advisory RHSA-2026:68659 vom 2026-09-17
https://access.redhat.com/errata/RHSA-2026:68659
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Oracle Linux Security Advisory ELSA-2026-68660 vom 2026-09-18
https://linux.oracle.com/errata/ELSA-2026-68660.html
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Rocky Linux Security Advisory RLSA-2026:68660 vom 2026-09-19
https://errata.build.resf.org/RLSA-2026:68660
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Oracle Linux Security Advisory ELSA-2026-68651 vom 2026-09-18
https://linux.oracle.com/errata/ELSA-2026-68651.html
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Rocky Linux Security Advisory RLSA-2026:68651 vom 2026-09-19
https://errata.build.resf.org/RLSA-2026:68651
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Red Hat Security Advisory RHSA-2026:69259 vom 2026-09-21
https://access.redhat.com/errata/RHSA-2026:69259
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Oracle Linux Security Advisory ELSA-2026-69259 vom 2026-09-21
https://linux.oracle.com/errata/ELSA-2026-69259.html
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Rocky Linux Security Advisory RLSA-2026:69259 vom 2026-09-22
https://errata.build.resf.org/RLSA-2026:69259
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Rocky Linux Security Advisory RLSA-2026:25341 vom 2026-09-28
https://errata.build.resf.org/RLSA-2026:25341
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Red Hat Security Advisory RHSA-2026:76952 vom 2026-10-07
https://access.redhat.com/errata/RHSA-2026:76952
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Red Hat Security Advisory RHSA-2026:92872 vom 2026-10-30
https://access.redhat.com/errata/RHSA-2026:92872
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Red Hat Security Advisory RHSA-2026:93469 vom 2026-11-02
https://access.redhat.com/errata/RHSA-2026:93469
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IBM Security Bulletin 7295802 vom 2026-11-06
https://www.ibm.com/support/pages/node/7295802
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Red Hat Security Advisory RHSA-2026:99174 vom 2026-11-12
https://access.redhat.com/errata/RHSA-2026:99174
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Rocky Linux Security Advisory RLSA-2026:99174 vom 2026-11-13
https://errata.build.resf.org/RLSA-2026:99174