This bug was fixed in the package flatpak - 1.6.5-0ubuntu0.3 --------------- flatpak (1.6.5-0ubuntu0.3) focal-security; urgency=medium
* SECURITY UPDATE: Flatpak sandbox escape via crafted .desktop file (LP: #1918482) - debian/patches/CVE-2021-21381-1.patch: Disallow @@ and @@u usage in desktop files. - debian/patches/CVE-2021-21381-2.patch: dir: Reserve the whole @@ prefix. - debian/patches/CVE-2021-21381-3.patch: dir: Refuse to export .desktop files with suspicious uses. - CVE-2021-21381 -- Andrew Hayzen <ahay...@ubuntu.com> Fri, 05 Mar 2021 22:21:25 +0000 ** Changed in: flatpak (Ubuntu Bionic) Status: In Progress => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1918482 Title: Update for CVE-2021-21381 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/flatpak/+bug/1918482/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs