Sandbox Escape Vulnerability in Flatpak Proxy

CVE-2018-6560 · MEDIUM Severity

AV:L/AC:L/AU:N/C:P/I:P/A:P

In dbus-proxy/flatpak-proxy.c in Flatpak before 0.8.9, and 0.9.x and 0.10.x before 0.10.3, crafted D-Bus messages to the host can be used to break out of the sandbox, because whitespace handling in the proxy is not identical to whitespace handling in the daemon.

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