Bug 1186617 (CVE-2021-3567)

Summary:	VUL-0: CVE-2021-3567: caribou: segfault could be triggered and used to bypass screen-locking applications that support using Caribou as an input mechanism.
Product:	[Novell Products] SUSE Security Incidents	Reporter:	Gianluca Gabrielli <gianluca.gabrielli>
Component:	Incidents	Assignee:	Security Team bot <security-team>
Status:	RESOLVED FIXED	QA Contact:	Security Team bot <security-team>
Severity:	Major
Priority:	P3 - Medium	CC:	mgorse, smash_bz
Version:	unspecified
Target Milestone:	---
Hardware:	Other
OS:	Other
URL:	https://smash.suse.de/issue/300958/
Whiteboard:	CVSSv3.1:SUSE:CVE-2021-3567:7.5:(AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H)
Found By:	Security Response Team	Services Priority:
Business Priority:		Blocker:	---
Marketing QA Status:	---	IT Deployment:	---

Description Gianluca Gabrielli 2021-05-28 14:24:33 UTC

It was discovered that the Caribou onscreen keyboard could be made to crash when given certain input values. An attacker could use this to bypass screen-locking applications that support using Caribou as an input mechanism.

Reference:
https://bugs.launchpad.net/ubuntu/+source/caribou/+bug/1912060

References:
https://bugzilla.redhat.com/show_bug.cgi?id=1962836
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-3567

Comment 1 Gianluca Gabrielli 2021-05-28 14:25:21 UTC

Affected packages:

 - SUSE:SLE-12-SP2:Update/caribou  0.4.21
 - SUSE:SLE-15-SP2:Update/caribou  0.4.21
 - SUSE:SLE-15:Update/caribou      0.4.21
 - openSUSE:Factory/caribou        0.4.21

Upstream patch: https://gitlab.gnome.org/GNOME/caribou/-/commit/d41c8e44b12222a290eaca16703406b113a630c6.patch

Comment 3 Swamp Workflow Management 2021-06-10 13:36:18 UTC

SUSE-SU-2021:1943-1: An update that fixes one vulnerability is now available.

Category: security (important)
Bug References: 1186617
CVE References: CVE-2021-3567
JIRA References: 
Sources used:
SUSE OpenStack Cloud Crowbar 9 (src):    caribou-0.4.21-8.3.1
SUSE OpenStack Cloud Crowbar 8 (src):    caribou-0.4.21-8.3.1
SUSE OpenStack Cloud 9 (src):    caribou-0.4.21-8.3.1
SUSE OpenStack Cloud 8 (src):    caribou-0.4.21-8.3.1
SUSE Linux Enterprise Workstation Extension 12-SP5 (src):    caribou-0.4.21-8.3.1
SUSE Linux Enterprise Software Development Kit 12-SP5 (src):    caribou-0.4.21-8.3.1
SUSE Linux Enterprise Server for SAP 12-SP4 (src):    caribou-0.4.21-8.3.1
SUSE Linux Enterprise Server for SAP 12-SP3 (src):    caribou-0.4.21-8.3.1
SUSE Linux Enterprise Server 12-SP5 (src):    caribou-0.4.21-8.3.1
SUSE Linux Enterprise Server 12-SP4-LTSS (src):    caribou-0.4.21-8.3.1
SUSE Linux Enterprise Server 12-SP3-LTSS (src):    caribou-0.4.21-8.3.1
SUSE Linux Enterprise Server 12-SP3-BCL (src):    caribou-0.4.21-8.3.1
SUSE Linux Enterprise Server 12-SP2-BCL (src):    caribou-0.4.21-8.3.1
HPE Helion Openstack 8 (src):    caribou-0.4.21-8.3.1

NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.

Comment 4 Swamp Workflow Management 2021-06-17 19:30:39 UTC

SUSE-SU-2021:2007-1: An update that fixes one vulnerability is now available.

Category: security (important)
Bug References: 1186617
CVE References: CVE-2021-3567
JIRA References: 
Sources used:
SUSE Manager Server 4.0 (src):    caribou-0.4.21-5.3.1
SUSE Manager Retail Branch Server 4.0 (src):    caribou-0.4.21-5.3.1
SUSE Manager Proxy 4.0 (src):    caribou-0.4.21-5.3.1
SUSE Linux Enterprise Server for SAP 15-SP1 (src):    caribou-0.4.21-5.3.1
SUSE Linux Enterprise Server for SAP 15 (src):    caribou-0.4.21-5.3.1
SUSE Linux Enterprise Server 15-SP1-LTSS (src):    caribou-0.4.21-5.3.1
SUSE Linux Enterprise Server 15-SP1-BCL (src):    caribou-0.4.21-5.3.1
SUSE Linux Enterprise Server 15-LTSS (src):    caribou-0.4.21-5.3.1
SUSE Linux Enterprise High Performance Computing 15-SP1-LTSS (src):    caribou-0.4.21-5.3.1
SUSE Linux Enterprise High Performance Computing 15-SP1-ESPOS (src):    caribou-0.4.21-5.3.1
SUSE Linux Enterprise High Performance Computing 15-LTSS (src):    caribou-0.4.21-5.3.1
SUSE Linux Enterprise High Performance Computing 15-ESPOS (src):    caribou-0.4.21-5.3.1
SUSE Enterprise Storage 6 (src):    caribou-0.4.21-5.3.1
SUSE CaaS Platform 4.0 (src):    caribou-0.4.21-5.3.1

NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.

Comment 6 Swamp Workflow Management 2021-07-20 16:26:58 UTC

SUSE-SU-2021:2414-1: An update that solves one vulnerability and has one errata is now available.

Category: security (important)
Bug References: 1186617,1187112
CVE References: CVE-2021-3567
JIRA References: 
Sources used:
SUSE Linux Enterprise Module for Desktop Applications 15-SP3 (src):    caribou-0.4.21-12.5.1
SUSE Linux Enterprise Module for Desktop Applications 15-SP2 (src):    caribou-0.4.21-12.5.1

NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.

Comment 7 Swamp Workflow Management 2021-07-20 16:44:44 UTC

openSUSE-SU-2021:2414-1: An update that solves one vulnerability and has one errata is now available.

Category: security (important)
Bug References: 1186617,1187112
CVE References: CVE-2021-3567
JIRA References: 
Sources used:
openSUSE Leap 15.3 (src):    caribou-0.4.21-12.5.1

Comment 8 Swamp Workflow Management 2021-07-21 16:17:43 UTC

openSUSE-SU-2021:1071-1: An update that solves one vulnerability and has one errata is now available.

Category: security (important)
Bug References: 1186617,1187112
CVE References: CVE-2021-3567
JIRA References: 
Sources used:
openSUSE Leap 15.2 (src):    caribou-0.4.21-lp152.7.3.1

Comment 9 Marcus Meissner 2021-09-13 10:29:53 UTC

released