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Medium 6.2
sdbootutil: world-readable debug log
On request the `sdbootutil` script creates a world-readable debug log in /var/log/sdbootutil.log. The log file is created world-readable, however, which means that arbitrary low-privileged users in the system will be able to extract secrets from it.
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Medium 5.1
sdbootutil: qrencode invocation leaks PIN/recovery key in /proc/<pid>/cmdline
There are two invocations of `qrencode` to display a QR code for scanning. These invocations leak the private data $pin / $key via /proc accessible for arbitrary low-privileged users in the system.