CVE-2026-94422 xdg-dbus-proxy: message filtering bypass via reply serial allows sandbox escape

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

CVE-2026-94422

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

Red Hat: CVE-2026-94422: xdg-dbus-proxy: xdg-dbus-proxy: message filtering bypass via reply serial allows sandbox escape

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

CVE-2026-94422: Authentication Bypass by Spoofing

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

Fedora 45 : xdg-dbus-proxy (2026-f10257ca80)

The remote Fedora 45 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-f10257ca80 advisory. Update to 0.1.9 Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessus has not tested for this...

[SECURITY] Fedora 44 Update: xdg-dbus-proxy-0.1.9-1.fc44

xdg-dbus-proxy is a filtering proxy for D-Bus connections. It was originally part of the flatpak project, but it has been broken out as a standalone module to facilitate using it in other contexts...

AlmaLinux 9.2 [TuxCare] Security Update: dbus-broker (ALMALINUX9.2:CLSA-2026:1788817207)

The AlmaLinux 9.2 host has a package installed that is affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1788817207 advisory. - A flaw was found in dbus-broker. When the process file-descriptor limit is reached, EMFILE/ENFILE errors during peer setup notably...

Rocky Linux 8 [CIQ] Security Update: keepalived / keepalived-debuginfo / keepalived-debugsource (crlsa-2022_1930)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20221930 advisory. keepalived: dbus access control bypass CVE-2021-44225 Tenable has extracted the preceding description block directly from the CIQ security advisory. Note that Nessu...

Rocky Linux 8 [CIQ] Security Update: avahi / avahi-autoipd / avahi-autoipd-debuginfo / avahi-compat-howl / etc (crlsa-2023_7190)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20237190 advisory. avahi: avahi-daemon can be crashed via DBus CVE-2023-1981 Tenable has extracted the preceding description block directly from the CIQ security advisory. Note that...

Rocky Linux 8.6 [CIQ] Security Update: libvirt-dbus / libvirt-dbus-debuginfo / libvirt-dbus-debugsource Multiple Vulnerabilities (ciqsa-2026_0096)

The Rocky Linux 8.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20260096 advisory. This advisory aggregates security fixes for the libvirt-dbus SRPM in CIQ LTS 8.6. It addresses 3 CVEs: CVE-2024-3446, CVE-2024-7383, CVE-2024-7409. Tenab...

Fedora 44 : xdg-dbus-proxy (2026-93f562a43f)

The remote Fedora 44 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-93f562a43f advisory. Update to 0.1.9 Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessus has not tested for this...

Rocky Linux 10.2 [CIQ] Security Update: dbus-broker / dbus-broker-debuginfo / dbus-broker-debugsource (crlsa-2026_61340)

The Rocky Linux 10.2 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202661340 advisory. dbus-broker: dbus-broker: session bus denial of service via EMFILE during peer setup CVE-2026-16730 Tenable has extracted the preceding description block direct...

Rocky Linux 9 [CIQ] Security Update: dbus / dbus-common / dbus-daemon / dbus-daemon-debuginfo / etc (crlsa-2023_4569)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20234569 advisory. dbus: dbus-daemon: assertion failure when a monitor is active and a message from the driver cannot be delivered CVE-2023-34969 Tenable has extracted the preceding...

Rocky Linux 9 [CIQ] Security Update: dbus-broker / dbus-broker-debuginfo / dbus-broker-debugsource (crlsa-2026_61355)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202661355 advisory. dbus-broker: dbus-broker: session bus denial of service via EMFILE during peer setup CVE-2026-16730 Tenable has extracted the preceding description block directly...

Rocky Linux 8 [CIQ] Security Update: dbus / dbus-common / dbus-daemon / dbus-daemon-debuginfo / etc (crlsa-2023_4498)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20234498 advisory. dbus: dbus-daemon: assertion failure when a monitor is active and a message from the driver cannot be delivered CVE-2023-34969 Tenable has extracted the preceding...

Rocky Linux 8.6 [CIQ] Security Update: dbus / dbus-common / dbus-daemon / dbus-daemon-debuginfo / etc Multiple Vulnerabilities (ciqsa-2026_0926)

The Rocky Linux 8.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20260926 advisory. This advisory aggregates security fixes for the dbus SRPM in CIQ LTS 8.6. It addresses 4 CVEs: CVE-2023-34969, CVE-2022-42010, CVE-2022-42012,...

Rocky Linux 8 [CIQ] Security Update: dbus / dbus-common / dbus-daemon / dbus-daemon-debuginfo / etc Multiple Vulnerabilities (crlsa-2023_0096)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20230096 advisory. dbus: dbus-daemon crashes when receiving message with incorrectly nested parentheses and curly brackets CVE-2022-42010 dbus: dbus-daemon can be crashed by...

Rocky Linux 9.6 [TuxCare] Security Update: xdg-dbus-proxy (ALMALINUX9.6:CLSA-2026:1789126805)

The Rocky Linux 9.6 host has a package installed that is affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1789126805 advisory. - xdg-dbus-proxy is a filtering proxy for D-Bus connections. Prior to 0.1.7, a policy parser vulnerability allows bypassing eavesdrop...

AlmaLinux 9.6 [TuxCare] Security Update: xdg-dbus-proxy (ALMALINUX9.6:CLSA-2026:1789126805)

The AlmaLinux 9.6 host has a package installed that is affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1789126805 advisory. - xdg-dbus-proxy is a filtering proxy for D-Bus connections. Prior to 0.1.7, a policy parser vulnerability allows bypassing eavesdrop...

Rocky Linux 8.6 [CIQ] Security Update: libvirt-dbus / libvirt-dbus-debuginfo / libvirt-dbus-debugsource Multiple Vulnerabilities (ciqsa-2026_0840)

The Rocky Linux 8.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20260840 advisory. This advisory aggregates security fixes for the libvirt-dbus SRPM in CIQ LTS 8.6. It addresses 6 CVEs: CVE-2021-3507, CVE-2022-0897, CVE-2022-2211,...