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ALSA-2026:21755

ALSA-2026:21755 · Important: flatpak security update

This page contains facts from public vulnerability sources. Check the original advisory before updating.

Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux. Security Fix(es): * flatpak: Flatpak: Arbitrary code execution via crafted symlinks in sandbox-expose options (CVE-2026-34078) * flatpak: Flatpak: Arbitrary file deletion on host via improper cache file path validation (CVE-2026-34079) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Fix available

Published
Updated

Stack: system

Affected products and versions

  • flatpak AlmaLinux:9

    Affected ranges
    • ECOSYSTEM: < 1.12.9-4.el9_8.1

    Update to 1.12.9-4.el9_8.1

  • flatpak-devel AlmaLinux:9

    Affected ranges
    • ECOSYSTEM: < 1.12.9-4.el9_8.1

    Update to 1.12.9-4.el9_8.1

  • flatpak-libs AlmaLinux:9

    Affected ranges
    • ECOSYSTEM: < 1.12.9-4.el9_8.1

    Update to 1.12.9-4.el9_8.1

  • flatpak-selinux AlmaLinux:9

    Affected ranges
    • ECOSYSTEM: < 1.12.9-4.el9_8.1

    Update to 1.12.9-4.el9_8.1

  • flatpak-session-helper AlmaLinux:9

    Affected ranges
    • ECOSYSTEM: < 1.12.9-4.el9_8.1

    Update to 1.12.9-4.el9_8.1

Original sources

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