SuSE: 2017:1742-1: important: xen
Summary
This update for xen fixes several issues. These security issues were fixed: - Page transfer might have allowed PV guest to elevate privilege (XSA-217, bsc#1042882) - Races in the grant table unmap code allowed for informations leaks and potentially privilege escalation (XSA-218, bsc#1042893) - Insufficient reference counts during shadow emulation allowed a malicious pair of guest to elevate their privileges to the privileges that XEN runs under (XSA-219, bsc#1042915) - Missing NULL pointer check in event channel poll allows guests to DoS the host (XSA-221, bsc#1042924) - Stale P2M mappings due to insufficient error checking allowed malicious guest to leak information or elevate privileges (XSA-222, bsc#1042931) - Grant table operations mishandled reference counts allowing malicious guests to escape (XSA-224, bsc#1042938) - CVE-2017-9330: USB OHCI Emulation in qemu allowed local guest OS users to cause a denial of service (infinite loop) by leveraging an incorrect return value (bsc#1042160) - CVE-2017-8309: Memory leak in the audio/audio.c allowed remote attackers to cause a denial of service (memory consumption) by repeatedly starting and stopping audio capture (bsc#1037243) - PKRU and BND* leakage between vCPU-s might have leaked information to other guests (XSA-220, bsc#1042923) These non-security issues were fixed: - bsc#1027519: Included various upstream patches - bsc#1035642: Ensure that rpmbuild works Patch Instructions: To install this SUSE Security Update use YaST online_update. Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Software Development Kit 12-SP2: zypper in -t patch SUSE-SLE-SDK-12-SP2-2017-1087=1 - SUSE Linux Enterprise Server 12-SP2: zypper in -t patch SUSE-SLE-SERVER-12-SP2-2017-1087=1 - SUSE Linux Enterprise Desktop 12-SP2: zypper in -t patch SUSE-SLE-DESKTOP-12-SP2-2017-1087=1 To bring your system up-to-date, use "zypper patch". Package List: - SUSE Linux Enterprise Software Development Kit 12-SP2 (aarch64 x86_64): xen-debugsource-4.7.2_06-42.1 xen-devel-4.7.2_06-42.1 - SUSE Linux Enterprise Server 12-SP2 (x86_64): xen-4.7.2_06-42.1 xen-debugsource-4.7.2_06-42.1 xen-doc-html-4.7.2_06-42.1 xen-libs-32bit-4.7.2_06-42.1 xen-libs-4.7.2_06-42.1 xen-libs-debuginfo-32bit-4.7.2_06-42.1 xen-libs-debuginfo-4.7.2_06-42.1 xen-tools-4.7.2_06-42.1 xen-tools-debuginfo-4.7.2_06-42.1 xen-tools-domU-4.7.2_06-42.1 xen-tools-domU-debuginfo-4.7.2_06-42.1 - SUSE Linux Enterprise Desktop 12-SP2 (x86_64): xen-4.7.2_06-42.1 xen-debugsource-4.7.2_06-42.1 xen-libs-32bit-4.7.2_06-42.1 xen-libs-4.7.2_06-42.1 xen-libs-debuginfo-32bit-4.7.2_06-42.1 xen-libs-debuginfo-4.7.2_06-42.1
References
#1027519 #1035642 #1037243 #1042160 #1042882
#1042893 #1042915 #1042923 #1042924 #1042931
#1042938
Cross- CVE-2017-8309 CVE-2017-9330
Affected Products:
SUSE Linux Enterprise Software Development Kit 12-SP2
SUSE Linux Enterprise Server 12-SP2
SUSE Linux Enterprise Desktop 12-SP2
https://www.suse.com/security/cve/CVE-2017-8309.html
https://www.suse.com/security/cve/CVE-2017-9330.html
https://bugzilla.suse.com/1027519
https://bugzilla.suse.com/1035642
https://bugzilla.suse.com/1037243
https://bugzilla.suse.com/1042160
https://bugzilla.suse.com/1042882
https://bugzilla.suse.com/1042893
https://bugzilla.suse.com/1042915
https://bugzilla.suse.com/1042923
https://bugzilla.suse.com/1042924
https://bugzilla.suse.com/1042931
https://bugzilla.suse.com/1042938