UBUNTU-CVE-2026-34933

Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. Prior to version 0.9-rc4, any unprivileged local user can crash avahi-daemon by sending a single D-Bus method call with conflicting publish flags. This issue has been patched in version...

CVE-2026-34933 Avahi: Reachable assertion in `transport_flags_from_domain()` via conflicting publish flags crashes avahi-daemon

Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. Prior to version 0.9-rc4, any unprivileged local user can crash avahi-daemon by sending a single D-Bus method call with conflicting publish flags. This issue has been patched in version...

CVE-2026-34933

Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. Prior to version 0.9-rc4, any unprivileged local user can crash avahi-daemon by sending a single D-Bus method call with conflicting publish flags. This issue has been patched in version...

EUVD-2026-16557

A flaw was found in firewalld. A local unprivileged user can exploit this vulnerability by mis-authorizing two runtime D-Bus Desktop Bus setters, setZoneSettings2 and setPolicySettings. This mis-authorization allows the user to modify the runtime firewall state without proper authentication,...

Security update for systemd

This update for systemd fixes the following issues: CVE-2026-4105: privilege escalation due to improper access control in RegisterMachine D-Bus method bsc1259650. CVE-2026-29111: local unprivileged user can trigger an assert in systemd bsc1259418. udev: check for invalid chars in various fields...

virt:ol and virt-devel:ol security update

hivex 1.3.18-23 - Limit recursion in ri-records CVE-2021-3622 resolves: rhbz1976194 libguestfs 1.44.0-9.0.2 - libguestfs.spec: Add btrfs-progs RPM to appliance Orabug: 35634755 libguestfs-winsupport 8.10-1 - Rebase to ntfs-3g 2022.10.3 - Fixes: CVE-2022-40284 - resolves: rhbz2236373 libiscsi...

SUSE-SU-2026:20822-1 Security update for systemd

This update for systemd fixes the following issues: Security issues: - CVE-2026-4105: privilege escalation due to improper access control in RegisterMachine D-Bus method bsc1259650. - CVE-2026-29111: local unprivileged user can trigger an assert in systemd bsc1259418. - udev: check for invalid...

Amazon Linux 2023 : evolution-data-server, evolution-data-server-devel, evolution-data-server-langpacks (ALAS2023-2026-1451)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1451 advisory. The Evolution backend server exposes the D-Bus service org.gnome.evolution.dataserver.AddressBook, that can be used in order to manage contacts. A Flatpak application with access to this D-Bus service...

Medium: evolution-data-server

Issue Overview: The Evolution backend server exposes the D-Bus service org.gnome.evolution.dataserver.AddressBook, that can be used in order to manage contacts. A Flatpak application with access to this D-Bus service can exploit this issue in order to gain arbitrary file deletion on the host...

RockyLinux 10 : udisks2 (RLSA-2026:3476)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:3476 advisory. udisks: Missing Authorization Check Allows Unprivileged Users to Back Up LUKS Headers via udisks D-Bus API CVE-2026-26104 udisks: Missing Authorization...

udisks2 security update

An update is available for udisks2. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The Udisks project provides a daemon, tools, and libraries to access and...

RLSA-2026:3476 Important: udisks2 security update

The Udisks project provides a daemon, tools, and libraries to access and manipulate disks, storage devices, and technologies. Security Fixes: udisks: Missing Authorization Check Allows Unprivileged Users to Back Up LUKS Headers via udisks D-Bus API CVE-2026-26104 udisks: Missing Authorization Che...

udisks: Missing Authorization Check Allows Unprivileged Users to Restore LUKS Headers via udisks D-Bus API

A flaw was found in the udisks storage management daemon that exposes a privileged D-Bus API for restoring LUKS encryption headers without proper authorization checks. The issue allows a local unprivileged user to instruct the root-owned udisks daemon to overwrite encryption metadata on block...

Important: Red Hat Security Advisory: udisks2 security update

An update for udisks2 is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

CVE-2026-26103

The CVE-2026-26103 issue affects the udisks2 daemon (block device management) where a missing authorization check on the RestoreEncryptedHeader() D-Bus API allows a local unprivileged user to instruct the root-owned udisks daemon to overwrite LUKS encryption headers. This can permanently invalida...

Linux Distros Unpatched Vulnerability : CVE-2026-26104

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in the udisks storage management daemon that allows unprivileged users to back up LUKS encryption headers without authorization. The issue occu...

virt:ol and virt-devel:ol security and bug fix update

hivex libguestfs libguestfs-winsupport 8.8-2 - Rebase to ntfs-3g 2022.10.3 - Fixes: CVE-2022-40284 - resolves: rhbz2236373 libiscsi libnbd libtpms libvirt libvirt-dbus libvirt-python nbdkit netcf perl-Sys-Virt qemu-kvm 6.2.0-33 - CVE-2023-3354 QEMU: VNC: improper I/O watch removal in TLS handshak...

EulerOS Virtualization 2.10.0 : glib2 (EulerOS-SA-2026-1166)

According to the versions of the glib2 package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A flaw was found in glib. An integer overflow during temporary file creation leads to an out-of-bounds memory access, allowing an...

Azure Linux 3.0 Security Update: accountsservice (CVE-2023-3297)

The version of accountsservice installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2023-3297 advisory. - In Ubuntu's accountsservice an unprivileged local attacker can trigger a use-after-free vulnerabilit...

MiracleLinux 8 : dbus-1.12.8-24.el8.1 (AXSA:2023-6317:06)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2023-6317:06 advisory. dbus: dbus-daemon: assertion failure when a monitor is active and a message from the driver cannot be delivered CVE-2023-34969 CVEs: CVE-2023-34969 Tenable h...