Mageia 8: 2023-0224 Low: Application Isolation Vulnerabilities
mageia
March 18, 2021
Sandbox escape where a malicious application can execute code outside the sandbox by controlling the environment of the "flatpak run" command when spawning a sub-sandbox (CVE-2021-...
Summary
Sandbox escape where a malicious application can execute code outside the
sandbox by controlling the environment of the "flatpak run" command when
spawning a sub-sandbox (CVE-2021-21261).
A potential attack where a flatpak application could use custom formatted
.desktop files to gain access to files on the host system (CVE-2021-21381).
The update also removes the unnecessary flatpak-tests subpackage.
References
- https://bugs.mageia.org/show_bug.cgi?id=27126
- https://bugs.mageia.org/show_bug.cgi?id=25978
- https://bugs.mageia.org/show_bug.cgi?id=28575
- https://github.com/flatpak/flatpak/security/advisories/GHSA-4ppf-fxf6-vxg2
- https://github.com/flatpak/flatpak/security/advisories/GHSA-xgh4-387p-hqpp
- https://github.com/flatpak/flatpak/issues/4146
- https://github.com/flatpak/flatpak/releases
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/2K2Q5P4IIUN2SFJKQKB4UJQ37CE2E55K/
- https://www.cve.org/CVERecord?id=CVE-2021-21261
- https://www.cve.org/CVERecord?id=CVE-2021-21381
Resolution
SRPMS
- 7/core/libglib-testing-0.1.0-2.mga7
- 7/core/appstream-glib-0.7.15-1.mga7
- 7/core/malcontent-0.9.0-2.mga7
- 7/core/bubblewrap-0.4.1-1.mga7
- 7/core/ostree-2020.8-1.mga7
- 7/core/flatpak-1.10.2-1.mga7
- 7/core/gnome-software-3.32.2-2.1.mga7
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Severity
low
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Low
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Critical
Publication date: 18 Mar 2021
URL: https://advisories.mageia.org/MGASA-2021-0143.html
Type: security
CVE: CVE-2021-21261,
CVE-2021-21381
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