CVE-2015-2752

Upstream information

CVE-2015-2752 at MITRE

Description

The XEN_DOMCTL_memory_mapping hypercall in Xen 3.2.x through 4.5.x, when using a PCI passthrough device, is not preemptible, which allows local x86 HVM domain users to cause a denial of service (host CPU consumption) via a crafted request to the device model (qemu-dm).

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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	4.9
Vector	AV:L/AC:L/Au:N/C:N/I:N/A:C
Access Vector	Local
Access Complexity	Low
Authentication	None
Confidentiality Impact	None
Integrity Impact	None
Availability Impact	Complete

SUSE Bugzilla entry: 922705 [RESOLVED / FIXED]

SUSE Security Advisories:

• SUSE-SU-2015:0701-1, published Fri Apr 10 03:04:58 MDT 2015
• SUSE-SU-2015:0923-1, published Thu, 21 May 2015 09:04:52 +0200 (CEST)
• openSUSE-SU-2015:0732-1, published Mon, 20 Apr 2015 16:04:56 +0200 (CEST)
• openSUSE-SU-2015:1092-1, published Mon, 22 Jun 2015 12:04:52 +0200 (CEST)

List of released packages

Product(s)	Fixed package version(s)	References
SUSE Linux Enterprise Desktop 11 SP4 SUSE Linux Enterprise Server for SAP Applications 11 SP4 SUSE Linux Enterprise Software Development Kit 11 SP4	xen-devel >= 4.4.2_08-1.7	Patchnames: SUSE Linux Enterprise Software Development Kit 11 SP4 GA xen-devel-4.4.2_08-1.7
SUSE Linux Enterprise Desktop 12 SP1	xen >= 4.5.1_12-2.3 xen-devel >= 4.5.1_12-2.3 xen-kmp-default >= 4.5.1_12_k3.12.49_11-2.3 xen-libs >= 4.5.1_12-2.3 xen-libs-32bit >= 4.5.1_12-2.3	Patchnames: SUSE Linux Enterprise Desktop 12 SP1 GA xen-4.5.1_12-2.3 SUSE Linux Enterprise Software Development Kit 12 SP1 GA xen-devel-4.5.1_12-2.3
SUSE Linux Enterprise Desktop 12	xen >= 4.4.2_04-18.1 xen-devel >= 4.4.2_04-18.1 xen-kmp-default >= 4.4.2_04_k3.12.39_47-18.1 xen-libs >= 4.4.2_04-18.1 xen-libs-32bit >= 4.4.2_04-18.1	Patchnames: SUSE-SLE-DESKTOP-12-2015-162 SUSE-SLE-DESKTOP-12-2015-206 SUSE-SLE-SDK-12-2015-162 SUSE-SLE-SDK-12-2015-206
SUSE Linux Enterprise Server 11 SP4	xen >= 4.4.2_08-1.7 xen-devel >= 4.4.2_08-1.7 xen-doc-html >= 4.4.2_08-1.7 xen-kmp-default >= 4.4.2_08_3.0.101_63-1.7 xen-kmp-pae >= 4.4.2_08_3.0.101_63-1.7 xen-libs >= 4.4.2_08-1.7 xen-libs-32bit >= 4.4.2_08-1.7 xen-tools >= 4.4.2_08-1.7 xen-tools-domU >= 4.4.2_08-1.7	Patchnames: SUSE Linux Enterprise Server 11 SP4 GA xen-4.4.2_08-1.7 SUSE Linux Enterprise Software Development Kit 11 SP4 GA xen-devel-4.4.2_08-1.7
SUSE Linux Enterprise Server 12 SP1	xen >= 4.5.1_12-2.3 xen-devel >= 4.5.1_12-2.3 xen-doc-html >= 4.5.1_12-2.3 xen-kmp-default >= 4.5.1_12_k3.12.49_11-2.3 xen-libs >= 4.5.1_12-2.3 xen-libs-32bit >= 4.5.1_12-2.3 xen-tools >= 4.5.1_12-2.3 xen-tools-domU >= 4.5.1_12-2.3	Patchnames: SUSE Linux Enterprise Server 12 SP1 GA xen-4.5.1_12-2.3 SUSE Linux Enterprise Software Development Kit 12 SP1 GA xen-devel-4.5.1_12-2.3
SUSE Linux Enterprise Server 12 SUSE Linux Enterprise Server for SAP Applications 12	xen >= 4.4.2_04-18.1 xen-devel >= 4.4.2_04-18.1 xen-doc-html >= 4.4.2_04-18.1 xen-kmp-default >= 4.4.2_04_k3.12.39_47-18.1 xen-libs >= 4.4.2_04-18.1 xen-libs-32bit >= 4.4.2_04-18.1 xen-tools >= 4.4.2_04-18.1 xen-tools-domU >= 4.4.2_04-18.1	Patchnames: SUSE-SLE-SDK-12-2015-162 SUSE-SLE-SDK-12-2015-206 SUSE-SLE-SERVER-12-2015-162 SUSE-SLE-SERVER-12-2015-206
SUSE Linux Enterprise Server for SAP Applications 12 SP1 SUSE Linux Enterprise Software Development Kit 12 SP1	xen-devel >= 4.5.1_12-2.3	Patchnames: SUSE Linux Enterprise Software Development Kit 12 SP1 GA xen-devel-4.5.1_12-2.3
SUSE Linux Enterprise Software Development Kit 12	xen-devel >= 4.4.2_04-18.1	Patchnames: SUSE-SLE-SDK-12-2015-162 SUSE-SLE-SDK-12-2015-206

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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
SUSE Linux Enterprise Desktop 12	xen	Released
SUSE Linux Enterprise Server 11 SP4 LTSS	xen	Already fixed
SUSE Linux Enterprise Server 12	xen	Released
SUSE Linux Enterprise Server for SAP Applications 12	xen	Released
SUSE Linux Enterprise Software Development Kit 12	xen	Released