CVE-2019-12439

bubblewrap: temporary directory misuse as mount point

Published May 29, 2019 CVSS 3.0 · 7.4 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2019-4048 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.
Ubuntu USN Ubuntu USN USN-8779-1 Bubblewrap vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Nov 2, 2026, 5:32 PM
Reserved
May 29, 2019, 12:00 AM
Status
Modified
Published
May 29, 2019, 3:29 PM
Modified
Nov 2, 2026, 6:18 PM
Severity
Moderate
Public date
Mar 1, 2019, 12:00 AM