This update for xen to version 4.7.3 fixes several issues.
These security issues were fixed:
- CVE-2017-12135: Unbounded recursion in grant table code allowed a malicious guest to crash the host or potentially escalate privileges/leak information (XSA-226, bsc#1051787). - CVE-2017-12137: Incorrectly-aligned updates to pagetables allowed for privilege escalation (XSA-227, bsc#1051788). - CVE-2017-12136: Race conditions with maptrack free list handling allows a malicious guest administrator to crash the host or escalate their privilege to that of the host (XSA-228, bsc#1051789). - CVE-2017-11434: The dhcp_decode function in slirp/bootp.c allowed local guest OS users to cause a denial of service (out-of-bounds read) via a crafted DHCP options string (bsc#1049578). - CVE-2017-10664: qemu-nbd did not ignore SIGPIPE, which allowed remote attackers to cause a denial of service (daemon crash) by disconnecting during a server-to-client reply attempt (bsc#1046637). - CVE-2017-12855: Premature clearing of GTF_writing / GTF_reading lead to potentially leaking sensitive information (XSA-230 CVE-2017-12855).
These non-security issues were fixed:
- bsc#1055695: XEN: 11SP4 and 12SP3 HVM guests can not be restored after the save using xl stack - bsc#1035231: Migration of HVM domU did not use superpages on destination dom0 - bsc#1002573: Optimized LVM functions in block-dmmd block-dmmd - bsc#1037840: Xen-detect always showed HVM for PV guests
openSUSE 13.2 openSUSE Leap 42.1 openSUSE Leap 42.2 SUSE Linux Enterprise Desktop 11 SP2 SUSE Linux Enterprise Desktop 12 SUSE Linux Enterprise Desktop 12 SP1 SUSE Linux Enterprise Desktop 12 SP2 SUSE Linux Enterprise Desktop 12 SP3 SUSE Linux Enterprise Module for Web Scripting 12 SUSE Linux Enterprise Point of Sale 11 SP3 SUSE Linux Enterprise Real Time Extension 11 SP4 SUSE Linux Enterprise Server 11 SUSE Linux Enterprise Server 11 SP1 SUSE Linux Enterprise Server 11 SP1-LTSS SUSE Linux Enterprise Server 11 SP1-TERADATA SUSE Linux Enterprise Server 11 SP2 SUSE Linux Enterprise Server 11 SP3 SUSE Linux Enterprise Server 11 SP3-CLIENT-TOOLS SUSE Linux Enterprise Server 11 SP3-LTSS SUSE Linux Enterprise Server 11 SP4 SUSE Linux Enterprise Server 11-SECURITY SUSE Linux Enterprise Server 12 SUSE Linux Enterprise Server 12 SP1 SUSE Linux Enterprise Server 12 SP1-LTSS SUSE Linux Enterprise Server 12 SP2 SUSE Linux Enterprise Server 12 SP2-BCL SUSE Linux Enterprise Server 12 SP2-ESPOS SUSE Linux Enterprise Server 12 SP2-LTSS SUSE Linux Enterprise Server 12 SP3 SUSE Linux Enterprise Server 12 SP5 SUSE Linux Enterprise Server 12-LTSS SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 SUSE Linux Enterprise Server for SAP Applications 11 SUSE Linux Enterprise Server for SAP Applications 11 SP1-LTSS SUSE Linux Enterprise Server for SAP Applications 11 SP1-TERADATA SUSE Linux Enterprise Server for SAP Applications 11 SP2 SUSE Linux Enterprise Server for SAP Applications 11 SP3 SUSE Linux Enterprise Server for SAP Applications 11 SP3-CLIENT-TOOLS SUSE Linux Enterprise Server for SAP Applications 11 SP3-LTSS SUSE Linux Enterprise Server for SAP Applications 11 SP4 SUSE Linux Enterprise Server for SAP Applications 11-SECURITY SUSE Linux Enterprise Server for SAP Applications 12 SUSE Linux Enterprise Server for SAP Applications 12 SP1 SUSE Linux Enterprise Server for SAP Applications 12 SP1-LTSS SUSE Linux Enterprise Server for SAP Applications 12 SP2 SUSE Linux Enterprise Server for SAP Applications 12 SP2-BCL SUSE Linux Enterprise Server for SAP Applications 12 SP2-ESPOS SUSE Linux Enterprise Server for SAP Applications 12 SP2-LTSS SUSE Linux Enterprise Server for SAP Applications 12 SP5 SUSE Linux Enterprise Server for SAP Applications 12-LTSS SUSE Linux Enterprise Server for VMWare 11 SP3 SUSE Linux Enterprise Software Development Kit 11 SP2 SUSE Linux Enterprise Software Development Kit 11 SP3 SUSE Linux Enterprise Software Development Kit 11 SP4 SUSE Linux Enterprise Software Development Kit 12 SP2 SUSE Linux Enterprise Software Development Kit 12 SP3 SUSE Linux Enterprise Software Development Kit 12 SP4 SUSE Linux Enterprise Software Development Kit 12 SP5 SUSE Linux Enterprise Workstation Extension 12 SUSE Linux Enterprise Workstation Extension 12 SP1 SUSE Linux Enterprise Workstation Extension 12 SP2 SUSE Linux Enterprise Workstation Extension 12 SP3 SUSE Linux Enterprise Workstation Extension 12 SP4 SUSE OpenStack Cloud 6 SUSE Package Hub for SUSE Linux Enterprise 12 SUSE Package Hub for SUSE Linux Enterprise 12 SP2 SUSE Package Hub for SUSE Linux Enterprise 12 SP3