bubblewrap: bubblewrap.c in Bubblewrap before 0.3.3 misuses temporary directories in /tmp as a mount point
CVE-2019-12439 is fixed in bubblewrap on 1 platform by bubblewrap 0.2.1-1ubuntu0.1+esm2 (version 0.2.1-1ubuntu0.1+esm2), released May 29, 2019. It is not reported as exploited. Patch Radar priority: Routine.
bubblewrap.c in Bubblewrap before 0.3.3 misuses temporary directories in /tmp as a mount point. In some particular configurations (related to XDG_RUNTIME_DIR), a local attacker may abuse this flaw to prevent other users from executing bubblewrap or potentially execute code.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| bubblewrap · Ubuntu 18.04.6 LTS (bionic) | 0.2.1-1ubuntu0.1+esm2 | bubblewrap 0.2.1-1ubuntu0.1+esm2 | May 29, 2019 |
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