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OpenAdvisories
High RHSA-2021:0411 1 CVE

Red Hat Security Advisory: flatpak security update

Published Sep 16, 2024 · Updated Jun 26, 2026

Ecosystem: Red Hat

Fixed packages 20

ReleasePackageFixed in
Red Hat · RHEL 7 enterprise_linux:7::client flatpak 0:1.0.9-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::client flatpak-builder 0:1.0.0-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::client flatpak-debuginfo 0:1.0.9-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::client flatpak-devel 0:1.0.9-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::client flatpak-libs 0:1.0.9-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::computenode flatpak 0:1.0.9-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::computenode flatpak-builder 0:1.0.0-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::computenode flatpak-debuginfo 0:1.0.9-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::computenode flatpak-devel 0:1.0.9-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::computenode flatpak-libs 0:1.0.9-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::server flatpak 0:1.0.9-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::server flatpak-builder 0:1.0.0-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::server flatpak-debuginfo 0:1.0.9-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::server flatpak-devel 0:1.0.9-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::server flatpak-libs 0:1.0.9-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::workstation flatpak 0:1.0.9-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::workstation flatpak-builder 0:1.0.0-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::workstation flatpak-debuginfo 0:1.0.9-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::workstation flatpak-devel 0:1.0.9-10.el7_9
Red Hat · RHEL 7 enterprise_linux:7::workstation flatpak-libs 0:1.0.9-10.el7_9

Vulnerabilities 1

  • High 7.3
    CVE-2021-21261

    Flatpak sandbox escape via spawn portal

    Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux. A bug was discovered in the `flatpak-portal` service that can allow sandboxed applications to execute arbitrary code on the host system (a sandbox escape). Th…

    Flatpak Flatpak flatpak flatpak Debian Ubuntu Alpine

References

  • article
    https://access.redhat.com/security/updates/classification/#important
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1917430
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_0411.json
  • report
    https://access.redhat.com/security/cve/CVE-2021-21261
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2021-21261
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2021-21261
  • article
    https://github.com/flatpak/flatpak/security/advisories/GHSA-4ppf-fxf6-vxg2