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Commit 58773088 authored by madaidan's avatar madaidan Committed by jvoisin
Browse files

Mount a new tmpfs on /tmp and drop all capabilities

This mounts a new tmpfs on /tmp so any files residing there would be hidden
from the sandbox. Many programs store some files in there that might be useful
to an attacker.  It also drops all capabilities incase it is ever run with
extra capabilities for whatever reason.
parent 37145531
Pipeline #27911 passed with stages
in 6 minutes and 2 seconds
......@@ -16,7 +16,7 @@ linting:bandit:
script: # TODO: remove B405 and B314
- bandit ./mat2 --format txt --skip B101
- bandit -r ./nautilus/ --format txt --skip B101
- bandit -r ./libmat2 --format txt --skip B101,B404,B603,B405,B314
- bandit -r ./libmat2 --format txt --skip B101,B404,B603,B405,B314,B108
image: $CONTAINER_REGISTRY:linting
......@@ -51,6 +51,7 @@ def _get_bwrap_args(tempdir: str,
['--dev', '/dev',
'--proc', '/proc',
'--chdir', cwd,
'--tmpfs', '/tmp',
......@@ -58,6 +59,7 @@ def _get_bwrap_args(tempdir: str,
'--cap-drop', 'all',
# XXX: enable --die-with-parent once all supported platforms have
# a bubblewrap recent enough to support it.
# '--die-with-parent',
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