CVE-2018-6797

Upstream information

CVE-2018-6797 at MITRE

Description

An issue was discovered in Perl 5.18 through 5.26. A crafted regular expression can cause a heap-based buffer overflow, with control over the bytes written.

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SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores

	National Vulnerability Database
Base Score	7.5
Vector	AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector	Network
Access Complexity	Low
Authentication	None
Confidentiality Impact	Partial
Integrity Impact	Partial
Availability Impact	Partial

CVSS v3 Scores

	National Vulnerability Database	SUSE
Base Score	9.8	4
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Access Vector	Network	Local
Access Complexity	Low	Low
Privileges Required	None	None
User Interaction	None	None
Scope	Unchanged	Unchanged
Confidentiality Impact	High	Low
Integrity Impact	High	None
Availability Impact	High	None
CVSSv3 Version	3	3

SUSE Bugzilla entries: 1082234 [RESOLVED / FIXED], 1106717 [RESOLVED / INVALID]

SUSE Security Advisories:

• SUSE-CU-2019:695-1, published Tue Jan 14 00:06:30 MST 2020
• SUSE-CU-2019:706-1, published Thu Jan 16 09:56:32 MST 2020
• SUSE-CU-2019:708-1, published Thu Jan 16 09:56:51 MST 2020
• SUSE-CU-2019:710-1, published Thu Jan 16 09:57:10 MST 2020
• SUSE-CU-2019:712-1, published Thu Jan 16 09:57:31 MST 2020
• SUSE-CU-2019:714-1, published Thu Jan 16 09:57:50 MST 2020
• SUSE-CU-2019:716-1, published Thu Jan 16 09:58:06 MST 2020
• SUSE-CU-2019:719-1, published Thu Jan 16 09:58:33 MST 2020
• SUSE-CU-2019:721-1, published Thu Jan 16 09:58:53 MST 2020
• SUSE-CU-2019:723-1, published Thu Jan 16 09:59:12 MST 2020
• SUSE-CU-2019:725-1, published Thu Jan 16 09:59:40 MST 2020
• SUSE-CU-2019:727-1, published Thu Jan 16 09:59:57 MST 2020
• SUSE-CU-2019:729-1, published Thu Jan 16 10:00:23 MST 2020
• SUSE-CU-2019:731-1, published Thu Jan 16 10:01:00 MST 2020
• SUSE-CU-2019:733-1, published Thu Jan 16 10:01:25 MST 2020
• SUSE-CU-2019:738-1, published Thu Jan 16 10:02:14 MST 2020
• SUSE-SU-2018:1074-1, published Wed Apr 25 10:10:56 MDT 2018
• SUSE-SU-2018:1972-1, published Tue Jul 17 04:13:14 MDT 2018
• SUSE-SU-2018:1972-2, published Thu Oct 18 10:20:04 MDT 2018
• SUSE-SU-2018:2447-1, published Mon Aug 20 07:07:36 MDT 2018
• openSUSE-SU-2018:1095-1, published Fri, 27 Apr 2018 00:09:42 +0200 (CEST)

List of released packages

Product(s)	Fixed package version(s)	References
Container caasp/v4/default-http-backend:beta1 Container caasp/v4/dnsmasq-nanny:2.78 Container caasp/v4/flannel:0.9.1 Container caasp/v4/kubedns:beta1 Container caasp/v4/openldap:beta1 Container caasp/v4/pause:1.0.0 Container caasp/v4/pv-recycler-node:8.25 Container caasp/v4/salt-api:beta1 Container caasp/v4/salt-master:beta1 Container caasp/v4/salt-minion:beta1 Container caasp/v4/sidecar:beta1 Container caasp/v4/velum:4.0.0 Container suse/sles12sp3:12.16 Container suse/sles12sp4:14.28 Container suse/sles12sp5:5.2.257	perl-base >= 5.18.2-12.17.1
Container caasp/v4/haproxy:beta1 Container caasp/v4/nginx-ingress-controller:beta1 Image SLES12-SP4-Azure-BYOS Image SLES12-SP4-EC2-HVM-BYOS Image SLES12-SP4-GCE-BYOS Image SLES12-SP4-OCI-BYOS Image SLES12-SP4-SAP-Azure Image SLES12-SP4-SAP-Azure-BYOS Image SLES12-SP4-SAP-Azure-LI-BYOS-Production Image SLES12-SP4-SAP-Azure-VLI-BYOS-Production Image SLES12-SP4-SAP-EC2-HVM Image SLES12-SP4-SAP-EC2-HVM-BYOS Image SLES12-SP4-SAP-GCE Image SLES12-SP4-SAP-GCE-BYOS Image SLES12-SP4-SAP-OCI-BYOS Image SLES12-SP5-Azure-BYOS Image SLES12-SP5-Azure-Basic-On-Demand Image SLES12-SP5-Azure-HPC-BYOS Image SLES12-SP5-Azure-HPC-On-Demand Image SLES12-SP5-Azure-SAP-BYOS Image SLES12-SP5-Azure-SAP-On-Demand Image SLES12-SP5-Azure-Standard-On-Demand Image SLES12-SP5-EC2-BYOS Image SLES12-SP5-EC2-ECS-On-Demand Image SLES12-SP5-EC2-On-Demand Image SLES12-SP5-EC2-SAP-BYOS Image SLES12-SP5-EC2-SAP-On-Demand Image SLES12-SP5-GCE-BYOS Image SLES12-SP5-GCE-On-Demand Image SLES12-SP5-GCE-SAP-BYOS Image SLES12-SP5-GCE-SAP-On-Demand Image SLES12-SP5-OCI-BYOS-BYOS Image SLES12-SP5-OCI-BYOS-SAP-BYOS Image SLES12-SP5-SAP-Azure-LI-BYOS-Production Image SLES12-SP5-SAP-Azure-VLI-BYOS-Production	perl >= 5.18.2-12.17.1 perl-base >= 5.18.2-12.17.1
SUSE CaaS Platform 3.0	perl >= 5.18.2-12.17.1 perl-base >= 5.18.2-12.17.1	Patchnames: SUSE-CAASP-3.0-2018-1695
SUSE Enterprise Storage 4	perl >= 5.18.2-12.14.1 perl-32bit >= 5.18.2-12.14.1 perl-base >= 5.18.2-12.14.1 perl-doc >= 5.18.2-12.14.1	Patchnames: SUSE-Storage-4-2018-1328
SUSE Linux Enterprise Desktop 12 SP3	perl >= 5.18.2-12.14.1 perl-32bit >= 5.18.2-12.14.1 perl-base >= 5.18.2-12.14.1 perl-doc >= 5.18.2-12.14.1	Patchnames: SUSE-SLE-DESKTOP-12-SP3-2018-1328 SUSE-SLE-DESKTOP-12-SP3-2018-730
SUSE Linux Enterprise Desktop 12 SP4	perl >= 5.18.2-12.17.1 perl-32bit >= 5.18.2-12.17.1 perl-base >= 5.18.2-12.17.1 perl-doc >= 5.18.2-12.17.1	Patchnames: SUSE Linux Enterprise Desktop 12 SP4 GA perl-32bit-5.18.2-12.17.1
SUSE Linux Enterprise High Performance Computing 12 SP5	perl >= 5.18.2-12.20.1 perl-32bit >= 5.18.2-12.20.1 perl-base >= 5.18.2-12.20.1 perl-doc >= 5.18.2-12.20.1	Patchnames: SUSE Linux Enterprise High Performance Computing 12 SP5 GA perl-32bit-5.18.2-12.20.1
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT	perl >= 5.18.2-12.14.1 perl-32bit >= 5.18.2-12.14.1 perl-base >= 5.18.2-12.14.1 perl-doc >= 5.18.2-12.14.1	Patchnames: SUSE-SLE-POS-12-SP2-CLIENT-2018-1328
SUSE Linux Enterprise Server 12 SP1-LTSS	perl >= 5.18.2-12.14.1 perl-32bit >= 5.18.2-12.14.1 perl-base >= 5.18.2-12.14.1 perl-doc >= 5.18.2-12.14.1	Patchnames: SUSE-SLE-SERVER-12-SP1-2018-1328
SUSE Linux Enterprise Server 12 SP2-BCL	perl >= 5.18.2-12.14.1 perl-32bit >= 5.18.2-12.14.1 perl-base >= 5.18.2-12.14.1 perl-doc >= 5.18.2-12.14.1	Patchnames: SUSE-SLE-SERVER-12-SP2-BCL-2018-1328
SUSE Linux Enterprise Server 12 SP2-ESPOS	perl >= 5.18.2-12.14.1 perl-32bit >= 5.18.2-12.14.1 perl-base >= 5.18.2-12.14.1 perl-doc >= 5.18.2-12.14.1	Patchnames: SUSE-SLE-SERVER-12-SP2-ESPOS-2018-1328
SUSE Linux Enterprise Server 12 SP2-LTSS	perl >= 5.18.2-12.14.1 perl-32bit >= 5.18.2-12.14.1 perl-base >= 5.18.2-12.14.1 perl-doc >= 5.18.2-12.14.1	Patchnames: SUSE-SLE-SERVER-12-SP2-2018-1328
SUSE Linux Enterprise Server 12 SP3 SUSE Linux Enterprise Server for SAP Applications 12 SP3	perl >= 5.18.2-12.14.1 perl-32bit >= 5.18.2-12.14.1 perl-base >= 5.18.2-12.14.1 perl-doc >= 5.18.2-12.14.1	Patchnames: SUSE-SLE-SERVER-12-SP3-2018-1328 SUSE-SLE-SERVER-12-SP3-2018-730
SUSE Linux Enterprise Server 12 SP4	perl >= 5.18.2-12.17.1 perl-32bit >= 5.18.2-12.17.1 perl-base >= 5.18.2-12.17.1 perl-doc >= 5.18.2-12.17.1	Patchnames: SUSE Linux Enterprise Server 12 SP4 GA perl-32bit-5.18.2-12.17.1
SUSE Linux Enterprise Server 12 SP5	perl >= 5.18.2-12.20.1 perl-32bit >= 5.18.2-12.20.1 perl-base >= 5.18.2-12.20.1 perl-doc >= 5.18.2-12.20.1	Patchnames: SUSE Linux Enterprise Server 12 SP5 GA perl-32bit-5.18.2-12.20.1
SUSE Linux Enterprise Server 12-LTSS	perl >= 5.18.2-12.14.1 perl-32bit >= 5.18.2-12.14.1 perl-base >= 5.18.2-12.14.1 perl-doc >= 5.18.2-12.14.1	Patchnames: SUSE-SLE-SERVER-12-2018-1328
SUSE Linux Enterprise Server for SAP Applications 12 SP1	perl >= 5.18.2-12.14.1 perl-32bit >= 5.18.2-12.14.1 perl-base >= 5.18.2-12.14.1 perl-doc >= 5.18.2-12.14.1	Patchnames: SUSE-SLE-SAP-12-SP1-2018-1328
SUSE Linux Enterprise Server for SAP Applications 12 SP2	perl >= 5.18.2-12.14.1 perl-32bit >= 5.18.2-12.14.1 perl-base >= 5.18.2-12.14.1 perl-doc >= 5.18.2-12.14.1	Patchnames: SUSE-SLE-SAP-12-SP2-2018-1328
SUSE OpenStack Cloud 7	perl >= 5.18.2-12.14.1 perl-32bit >= 5.18.2-12.14.1 perl-base >= 5.18.2-12.14.1 perl-doc >= 5.18.2-12.14.1	Patchnames: SUSE-OpenStack-Cloud-7-2018-1328

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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
HPE Helion OpenStack 8	perl	In progress
Magnum Orchestration	perl	Released
SUSE CaaS Platform 3.0	perl	Released
SUSE Container as a Service Platform 2.0	perl	Released
SUSE Linux Enterprise Desktop 11 SP4	perl	Not affected
SUSE Linux Enterprise Desktop 12 SP2	perl	Affected
SUSE Linux Enterprise Desktop 12 SP3	perl	Released
SUSE Linux Enterprise High Performance Computing 12 SP5	perl	Released
SUSE Linux Enterprise Point of Service 11 SP3	perl	In progress
SUSE Linux Enterprise Server 11 SP3 LTSS	perl	Not affected
SUSE Linux Enterprise Server 11 SP4	perl	Not affected
SUSE Linux Enterprise Server 11 SP4 LTSS	perl	In progress
SUSE Linux Enterprise Server 12 LTSS	perl	Released
SUSE Linux Enterprise Server 12 SP1 LTSS	perl	Released
SUSE Linux Enterprise Server 12 SP2	perl	In progress
SUSE Linux Enterprise Server 12 SP2 BCL	perl	In progress
SUSE Linux Enterprise Server 12 SP2 LTSS	perl	Released
SUSE Linux Enterprise Server 12 SP3	perl	Released
SUSE Linux Enterprise Server 12 SP3 BCL	perl	In progress
SUSE Linux Enterprise Server 12 SP3 ESPOS	perl	In progress
SUSE Linux Enterprise Server 12 SP3 LTSS	perl	In progress
SUSE Linux Enterprise Server 12 SP4 ESPOS	perl	In progress
SUSE Linux Enterprise Server 12 SP4 LTSS	perl	In progress
SUSE Linux Enterprise Server 12 SP5	perl	Released
SUSE Linux Enterprise Server for SAP Applications 11 SP4	perl	Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2	perl	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP3	perl	In progress
SUSE Linux Enterprise Server for SAP Applications 12 SP4	perl	In progress
SUSE Linux Enterprise Server for SAP Applications 12 SP5	perl	Released
SUSE Linux Enterprise Software Development Kit 11 SP4	perl	Not affected
SUSE OpenStack Cloud 8	perl	In progress
SUSE OpenStack Cloud 9	perl	In progress
SUSE OpenStack Cloud Crowbar 8	perl	In progress
SUSE OpenStack Cloud Crowbar 9	perl	In progress