CVE-2019-12779

Upstream information

CVE-2019-12779 at MITRE

Description

libqb before 1.0.5 allows local users to overwrite arbitrary files via a symlink attack, because it uses predictable filenames (under /dev/shm and /tmp) without O_EXCL.

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SUSE information

Overall state of this security issue: Pending

This issue is currently rated as having moderate severity.

CVSS v2 Scores

	National Vulnerability Database
Base Score	6.6
Vector	AV:L/AC:L/Au:N/C:N/I:C/A:C
Access Vector	Local
Access Complexity	Low
Authentication	None
Confidentiality Impact	None
Integrity Impact	Complete
Availability Impact	Complete

CVSS v3 Scores

	National Vulnerability Database	SUSE
Base Score	7.1	6.5
Vector	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N
Access Vector	Local	Local
Access Complexity	Low	Low
Privileges Required	Low	Low
User Interaction	None	None
Scope	Unchanged	Changed
Confidentiality Impact	None	None
Integrity Impact	High	High
Availability Impact	High	None
CVSSv3 Version	3	3

SUSE Bugzilla entry: 1137835 [NEW]

SUSE Security Advisories:

• SUSE-SU-2019:1791-1, published Tue Jul 9 13:19:42 MDT 2019
• SUSE-SU-2019:1806-1, published Wed Jul 10 07:15:31 MDT 2019
• SUSE-SU-2019:1812-1, published Wed Jul 10 13:11:28 MDT 2019
• openSUSE-SU-2019:1718-1, published Fri, 19 Jul 2019 12:30:39 +0200 (CEST)
• openSUSE-SU-2019:1752-1, published Sat, 20 Jul 2019 12:28:11 +0200 (CEST)
• openSUSE-SU-2019:1891-1, published Thu, 15 Aug 2019 00:12:05 +0200 (CEST)

List of released packages

Product(s)	Fixed package version(s)	References
SUSE Linux Enterprise High Availability 12 SP3	libdlm >= 4.0.7-3.3.2 libdlm3 >= 4.0.7-3.3.2 libqb0 >= 1.0.3+20171226.6d62b64-4.3.1	Patchnames: SUSE-SLE-HA-12-SP3-2019-1806
SUSE Linux Enterprise High Availability 12 SP4	libdlm >= 4.0.7-3.3.2 libdlm3 >= 4.0.7-3.3.2 libqb0 >= 1.0.3+20171226.6d62b64-4.3.1	Patchnames: SUSE-SLE-HA-12-SP4-2019-1806
SUSE Linux Enterprise High Availability 12 SP5	libqb0 >= 1.0.3+20171226.6d62b64-4.3.1
SUSE Linux Enterprise High Availability 15 SP1	libqb-devel >= 1.0.3+20190326.a521604-3.3.1 libqb-tests >= 1.0.3+20190326.a521604-3.3.1 libqb-tools >= 1.0.3+20190326.a521604-3.3.1 libqb20 >= 1.0.3+20190326.a521604-3.3.1	Patchnames: SUSE-SLE-Product-HA-15-SP1-2019-1791
SUSE Linux Enterprise High Availability 15	libqb-devel >= 1.0.3+20171226.6d62b64-3.3.1 libqb0 >= 1.0.3+20171226.6d62b64-3.3.1	Patchnames: SUSE-SLE-Product-HA-15-2019-1812
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 SP1	libqb-devel-32bit >= 1.0.3+20190326.a521604-3.3.1 libqb0 >= 1.0.3+20171226.6d62b64-3.3.1 libqb0-32bit >= 1.0.3+20171226.6d62b64-3.3.1 libqb20-32bit >= 1.0.3+20190326.a521604-3.3.1	Patchnames: SUSE-SLE-Module-Development-Tools-OBS-15-SP1-2019-1791 SUSE-SLE-Module-Development-Tools-OBS-15-SP1-2019-1812
SUSE Linux Enterprise Software Development Kit 12 SP4	libdlm-devel >= 4.0.7-3.3.2 libqb-devel >= 1.0.3+20171226.6d62b64-4.3.1	Patchnames: SUSE-SLE-SDK-12-SP4-2019-1806
SUSE Linux Enterprise Software Development Kit 12 SP5	libqb-devel >= 1.0.3+20171226.6d62b64-4.3.1
SUSE Package Hub for SUSE Linux Enterprise 15 SP1	libqb-devel >= 1.0.3+20190326.a521604-bp151.2.3.1 libqb-devel-64bit >= 1.0.3+20190326.a521604-bp151.2.3.1 libqb-tests >= 1.0.3+20190326.a521604-bp151.2.3.1 libqb-tools >= 1.0.3+20190326.a521604-bp151.2.3.1 libqb20 >= 1.0.3+20190326.a521604-bp151.2.3.1 libqb20-64bit >= 1.0.3+20190326.a521604-bp151.2.3.1	Patchnames: openSUSE-2019-1891
openSUSE Leap 15.0	libqb-debugsource >= 1.0.3+20171226.6d62b64-lp150.2.3.1 libqb-devel >= 1.0.3+20171226.6d62b64-lp150.2.3.1 libqb-devel-32bit >= 1.0.3+20171226.6d62b64-lp150.2.3.1 libqb0 >= 1.0.3+20171226.6d62b64-lp150.2.3.1 libqb0-32bit >= 1.0.3+20171226.6d62b64-lp150.2.3.1 libqb0-32bit-debuginfo >= 1.0.3+20171226.6d62b64-lp150.2.3.1 libqb0-debuginfo >= 1.0.3+20171226.6d62b64-lp150.2.3.1	Patchnames: openSUSE-2019-1718
openSUSE Leap 15.1	libqb-debugsource >= 1.0.3+20190326.a521604-lp151.2.3.1 libqb-devel >= 1.0.3+20190326.a521604-lp151.2.3.1 libqb-devel-32bit >= 1.0.3+20190326.a521604-lp151.2.3.1 libqb-tests >= 1.0.3+20190326.a521604-lp151.2.3.1 libqb-tests-debuginfo >= 1.0.3+20190326.a521604-lp151.2.3.1 libqb-tools >= 1.0.3+20190326.a521604-lp151.2.3.1 libqb-tools-debuginfo >= 1.0.3+20190326.a521604-lp151.2.3.1 libqb20 >= 1.0.3+20190326.a521604-lp151.2.3.1 libqb20-32bit >= 1.0.3+20190326.a521604-lp151.2.3.1 libqb20-32bit-debuginfo >= 1.0.3+20190326.a521604-lp151.2.3.1 libqb20-debuginfo >= 1.0.3+20190326.a521604-lp151.2.3.1	Patchnames: openSUSE-2019-1752

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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.

Product(s)	Source package	State
SLES for SAP Applications	libqb	Affected
SUSE Linux Enterprise High Availability Extension 12	libqb	Affected
SUSE Linux Enterprise High Availability Extension 12 SP2	libqb	Unsupported
SUSE Linux Enterprise High Availability Extension 12 SP3	libdlm	Released
SUSE Linux Enterprise High Availability Extension 12 SP3	libqb	Released
SUSE Linux Enterprise High Availability Extension 12 SP4	libdlm	Released
SUSE Linux Enterprise High Availability Extension 12 SP4	libqb	Released
SUSE Linux Enterprise High Availability Extension 12 SP5	libdlm	Released
SUSE Linux Enterprise High Availability Extension 12 SP5	libqb	Released
SUSE Linux Enterprise High Availability Extension 15	libqb	Released
SUSE Linux Enterprise High Availability Extension 15 SP1	libqb	Released
SUSE Linux Enterprise Server for SAP Applications 12	libqb	Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP1	libqb	Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2	libqb	Unsupported
SUSE Linux Enterprise Server for SAP Applications 12 SP3	libdlm	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP3	libqb	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP4	libdlm	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP4	libqb	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP5	libdlm	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP5	libqb	Released
SUSE Linux Enterprise Software Development Kit 12 SP3	libqb	Affected
SUSE Linux Enterprise Software Development Kit 12 SP4	libqb	Released
SUSE Linux Enterprise Software Development Kit 12 SP5	libqb	Released