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Debian Security Advisory DSA-4868-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
March 12, 2021                        https://www.debian.org/security/faq
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Package        : flatpak
CVE ID         : CVE-2021-21381

Anton Lydike discovered that sandbox restrictions in Flatpak, an
application deployment framework for desktop apps, could by bypassed
via a malicious .desktop file.

For the stable distribution (buster), this problem has been fixed in
version 1.2.5-0+deb10u4.

We recommend that you upgrade your flatpak packages.

For the detailed security status of flatpak please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/flatpak

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org
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