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gentooGentoo FoundationGLSA-202006-18
HistoryJun 15, 2020 - 12:00 a.m.

Bubblewrap: Arbitrary code execution

2020-06-1500:00:00
Gentoo Foundation
security.gentoo.org
26

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0

Percentile

5.1%

Background

Bubblewrap is an unprivileged sandboxing tool namespaces-powered chroot-like solution.

Description

Bubblewrap misuses temporary directories in /tmp as a mount point.

Impact

This flaw may allow possible execution of code or prevention of running Bubblewrap.

Workaround

There is no known workaround at this time.

Resolution

All Bubblewrap users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=sys-apps/bubblewrap-0.4.1"
OSVersionArchitecturePackageVersionFilename
Gentooanyallsys-apps/bubblewrap< 0.4.1UNKNOWN

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0

Percentile

5.1%