RHSA-2026:18153 Red Hat Security Advisory: systemd security update

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RHEL 8 : kpatch-patch-4_18_0-553_109_1, kpatch-patch-4_18_0-553_40_1, kpatch-patch-4_18_0-553_53_1, kpatch-patch-4_18_0-553_72_1, and kpatch-patch-4_18_0-553_85_1 (RHSA-2026:19574)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:19574 advisory. This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a running kernel. This patch module ...

RHEL 8 : firefox (RHSA-2026:19542)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:19542 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

RHEL 9 : PackageKit (RHSA-2026:19454)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:19454 advisory. PackageKit is a D-Bus abstraction layer that allows the session user to manage packages in a secure way using a cross-distribution, cross-architectu...

RHEL 7 : python (RHSA-2026:19589)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:19589 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic da...

RHEL 9 : libcap (RHSA-2026:19458)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:19458 advisory. Libcap is a library for getting and setting POSIX.1e formerly POSIX 6 draft 15 capabilities. Security Fixes: libcap: libcap: Privilege escalation vi...

RHCOS 4 : Red Hat build of MicroShift 4.18.42 (RHSA-2026:18068)

The remote Red Hat Enterprise Linux CoreOS 4 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:18068 advisory. - google.golang.org/grpc/grpc-go: google.golang.org/grpc/authz: gRPC-Go: Authorization bypass due to improper HTTP/2 path validation...

RHEL 8 : kernel-rt (RHSA-2026:19664)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19664 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

RHEL 9 : python3.9 (RHSA-2026:19576)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19576 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level...

RHCOS 4 : OpenShift Container Platform 4.18.42 (RHSA-2026:17446)

The remote Red Hat Enterprise Linux CoreOS 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:17446 advisory. - golang: archive/tar: Unbounded allocation when parsing GNU sparse map CVE-2025-58183 - golang: net/url: Memory exhaustion in quer...

RHEL 10 : sudo (RHSA-2026:19067)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:19067 advisory. The sudo packages contain the sudo utility which allows system administrators to provide certain users with the permission to execute privileged...

RHEL 9 : crun (RHSA-2026:19178)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:19178 advisory. crun is a OCI runtime Security Fixes: crun: crun: Privilege escalation due to incorrect parsing of the --user option CVE-2026-30892 For more details...

RHEL 9 : compat-openssl11 (RHSA-2026:19187)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:19187 advisory. The OpenSSL toolkit provides support for secure communications between machines. This version of OpenSSL package contains only the libraries from th...

RHEL 9 : unbound (RHSA-2026:18931)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:18931 advisory. The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: unbound: DNSBomb vulnerability...

RHEL 10 : python3.14 (RHSA-2026:19019)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19019 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level...

RHEL 10 : golang (RHSA-2026:19022)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19022 advisory. The golang packages provide the Go programming language compiler. Security Fixes: crypto/x509: Incorrect enforcement of email constraints ...

RHEL 10 : jq (RHSA-2026:18040)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:18040 advisory. jq is a lightweight and flexible command-line JSON processor. jq is like sed for JSON data. You can use it to slice, filter, map, or...

RHEL 9 : nginx:1.24 (RHSA-2026:17793)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:17793 advisory. nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security...

RHEL 10 : libpng (RHSA-2026:17567)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:17567 advisory. The libpng packages contain a library of functions for creating and manipulating Portable Network Graphics PNG image format files. Security Fixes:...

RHEL 9 : golang (RHSA-2026:16497)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:16497 advisory. The golang packages provide the Go programming language compiler. Security Fixes: cmd/go: golang: Go golang and cmd/go: Arbitrary Code Execution via...