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...

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...

CVE-2021-3502

A flaw was found in avahi 0.8-5. A reachable assertion is present in avahishostnameresolverstart function allowing a local attacker to crash the avahi service by requesting hostname resolutions through the avahi socket or dbus methods for invalid hostnames. The highest threat from this...

MGASA-2019-0284 Updated ibus packages fix security vulnerability

It was discovered that any unprivileged user could monitor and send method calls to the ibus bus of another user, due to a misconfiguration during the setup of the DBus server. When ibus is in use, a local attacker, who discovers the UNIX socket used by another user connected on a graphical...

Linux Kernel 4.15.x 4.19.2 - map_write() CAP_SYS_ADMIN Local Privilege Escalation (dbus Method)

Linux Kernel 4.15.x 4.19.2 - mapwrite CAPSYSADMIN Local Privilege Escalation dbus Method !/bin/sh EDB Note: Download https://github.com/offensive-security/exploitdb-bin-sploits/raw/master/bin-sploits/47165.zip wrapper for Jann Horn's exploit for CVE-2018-18955 uses dbus service technique ---...

Linux Kernel 4.15.x < 4.19.2 - 'map_write() CAP_SYS_ADMIN' Local Privilege Escalation (dbus Method)

!/bin/sh EDB Note: Download https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/47165.zip wrapper for Jann Horn's exploit for CVE-2018-18955 uses dbus service technique --- test@linux-mint-19-2:/kernel-exploits/CVE-2018-18955$ ./exploit.dbus.sh Compiling... Creating...

Information disclosure

The simulate dbus method in aptdaemon before 1.1.1+bzr982-0ubuntu3.1 as packaged in Ubuntu 15.04, before 1.1.1+bzr980-0ubuntu1.1 as packaged in Ubuntu 14.10, before 1.1.1-1ubuntu5.2 as packaged in Ubuntu 14.04 LTS, before 0.43+bzr805-0ubuntu10 as packaged in Ubuntu 12.04 LTS allows local users to...

CVE-2015-1323

The simulate dbus method in aptdaemon before 1.1.1+bzr982-0ubuntu3.1 as packaged in Ubuntu 15.04, before 1.1.1+bzr980-0ubuntu1.1 as packaged in Ubuntu 14.10, before 1.1.1-1ubuntu5.2 as packaged in Ubuntu 14.04 LTS, before 0.43+bzr805-0ubuntu10 as packaged in Ubuntu 12.04 LTS allows local users to...

USN-2648-1 aptdaemon vulnerability

Tavis Ormandy discovered that Aptdeamon incorrectly handled the simulate dbus method. A local attacker could use this issue to possibly expose sensitive information, or perform other file access as the root user...

UBUNTU-CVE-2015-1323

The simulate dbus method in aptdaemon before 1.1.1+bzr982-0ubuntu3.1 as packaged in Ubuntu 15.04, before 1.1.1+bzr980-0ubuntu1.1 as packaged in Ubuntu 14.10, before 1.1.1-1ubuntu5.2 as packaged in Ubuntu 14.04 LTS, before 0.43+bzr805-0ubuntu10 as packaged in Ubuntu 12.04 LTS allows local users to...