CVE-2019-12439

Upstream information

CVE-2019-12439 at MITRE

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.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important severity.

CVSS v2 Scores
	National Vulnerability Database
Base Score	4.6
Vector	AV:L/AC:L/Au:N/C:P/I:P/A:P
Access Vector	Local
Access Complexity	Low
Authentication	None
Confidentiality Impact	Partial
Integrity Impact	Partial
Availability Impact	Partial

CVSS v3 Scores
	National Vulnerability Database	SUSE
Base Score	7.8	7
Vector	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Access Vector	Local	Local
Access Complexity	Low	High
Privileges Required	Low	Low
User Interaction	None	None
Scope	Unchanged	Unchanged
Confidentiality Impact	High	High
Integrity Impact	High	High
Availability Impact	High	High
CVSSv3 Version	3	3

No SUSE Bugzilla entries cross referenced.

SUSE Security Advisories:

SUSE-SU-2019:1826-1, published Fri Jul 12 10:25:15 MDT 2019
openSUSE-SU-2019:1535-1, published Mon, 10 Jun 2019 15:13:20 +0200 (CEST)
openSUSE-SU-2019:1721-1, published Fri, 19 Jul 2019 12:23:36 +0200 (CEST)

List of released packages

Product(s)	Fixed package version(s)	References
SUSE Linux Enterprise High Performance Computing 12 SP5 SUSE Linux Enterprise Server 12 SP5	`bubblewrap >= 0.3.3-1.31`
SUSE Linux Enterprise Module for Desktop Applications 15	`bubblewrap >= 0.2.0-3.3.1`	Patchnames: SUSE-SLE-Module-Desktop-Applications-15-2019-1826
openSUSE Leap 15.0	`bubblewrap >= 0.2.0-lp150.2.3.1` `bubblewrap-debuginfo >= 0.2.0-lp150.2.3.1` `bubblewrap-debugsource >= 0.2.0-lp150.2.3.1`	Patchnames: openSUSE-2019-1721
openSUSE Leap 15.1	`bubblewrap >= 0.3.3-lp151.2.3.1` `bubblewrap-debuginfo >= 0.3.3-lp151.2.3.1` `bubblewrap-debugsource >= 0.3.3-lp151.2.3.1`	Patchnames: openSUSE-2019-1535

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.