PT-2026-105627

These are all security issues fixed in the flatpak-1.18.4-1.1 package on the GA media of openSUSE Tumbleweed...

Linux Distros Unpatched Vulnerability : CVE-2026-97029

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Flatpak's process ID namespace separation does not prevent a sandboxed app's kill0, signal or killpg0, signal calls from reaching processes outside the sandbox...

Debian dsa-6524 : flatpak - security update

The remote Debian 13 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-6524 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6524-1 [email protected] https://www.debian.org/securit...

Amazon Linux 2 : flatpak (ALAS-2026-3959)

The version of flatpak installed on the remote host is prior to 1.0.9-10. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3959 advisory. In Flatpak before 1.18.1, a malicious sandboxed app can obtain arbitrary read and write access to files on the host, whic...

Linux Distros Unpatched Vulnerability : CVE-2026-97024

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A path traversal vulnerability in Flatpak's handling of the files/etc directory during app deployment allows a malicious Flatpak app to cause certain host syste...

Linux Distros Unpatched Vulnerability : CVE-2026-97023

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A path traversal vulnerability in Flatpak's handling of the export/bin directory during app deployment allows a malicious Flatpak app to cause deletion of...

Linux Distros Unpatched Vulnerability : CVE-2026-97025

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Flatpak writes the OCI repository authentication token with world-readable permissions 0644 in the system-helper's cache directory, allowing other local users o...

Amazon Linux 2023 : flatpak, flatpak-devel, flatpak-libs (ALAS2023-2026-3143)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-3143 advisory. A flaw was found in Flatpak. A Time-of-check to time-of-use TOCTOU race condition exists in the org.freedesktop.Flatpak.SystemHelper component. This vulnerability occurs because a privileged...

DEBIAN-CVE-2026-97027

Flatpak passes through arbitrary vendor-extension keys unmodified when exporting an application's Desktop Entry .desktop and D-Bus Service .service files, instead of validating against an allowlist. A malicious Flatpak app can use this to cause denial of service e.g. forced application restart...

CVE-2026-97027

Flatpak passes through arbitrary vendor-extension keys unmodified when exporting an application's Desktop Entry .desktop and D-Bus Service .service files, instead of validating against an allowlist. A malicious Flatpak app can use this to cause denial of service e.g. forced application restart...

DEBIAN-CVE-2026-97026

Flatpak creates temporary child repository directories under the user cache with world-writable permissions 0777. On multi-user systems with a permissive umask, other local users could read or modify the temporary directory used while installing apps or runtimes, potentially causing installation...

DEBIAN-CVE-2026-97025

Flatpak writes the OCI repository authentication token with world-readable permissions 0644 in the system-helper's cache directory, allowing other local users on a multi-user system to read the token and impersonate the authenticated user against the OCI repository. Only OCI-based sources e.g. as...

CVE-2026-97025

Flatpak writes the OCI repository authentication token with world-readable permissions 0644 in the system-helper's cache directory, allowing other local users on a multi-user system to read the token and impersonate the authenticated user against the OCI repository. Only OCI-based sources e.g. as...

CVE-2026-97026

Flatpak creates temporary child repository directories under the user cache with world-writable permissions 0777. On multi-user systems with a permissive umask, other local users could read or modify the temporary directory used while installing apps or runtimes, potentially causing installation...

UBUNTU-CVE-2026-97027

Flatpak passes through arbitrary vendor-extension keys unmodified when exporting an application's Desktop Entry .desktop and D-Bus Service .service files, instead of validating against an allowlist. A malicious Flatpak app can use this to cause denial of service e.g. forced application restart...

UBUNTU-CVE-2026-97026

Flatpak creates temporary child repository directories under the user cache with world-writable permissions 0777. On multi-user systems with a permissive umask, other local users could read or modify the temporary directory used while installing apps or runtimes, potentially causing installation...

CVE-2026-97026

Flatpak creates temporary child repository directories under the user cache with world-writable permissions 0777. On multi-user systems with a permissive umask, other local users could read or modify the temporary directory used while installing apps or runtimes, potentially causing installation...

CVE-2026-97025

Flatpak writes the OCI repository authentication token with world-readable permissions 0644 in the system-helper's cache directory, allowing other local users on a multi-user system to read the token and impersonate the authenticated user against the OCI repository. Only OCI-based sources e.g. as...

CVE-2026-97027

Flatpak passes through arbitrary vendor-extension keys unmodified when exporting an application's Desktop Entry .desktop and D-Bus Service .service files, instead of validating against an allowlist. A malicious Flatpak app can use this to cause denial of service e.g. forced application restart...

UBUNTU-CVE-2026-97025

Flatpak writes the OCI repository authentication token with world-readable permissions 0644 in the system-helper's cache directory, allowing other local users on a multi-user system to read the token and impersonate the authenticated user against the OCI repository. Only OCI-based sources e.g. as...