SUSE-SU-2017:1147-1
Vulnerability Summary
Timeline
Description
Security update for xen This update for xen fixes several issues. These security issues were fixed: - A malicious 64-bit PV guest may be able to access all of system memory, allowing for all of privilege escalation, host crashes, and information leaks by placing a IRET hypercall in the middle of a multicall batch (XSA-213, bsc#1034843) - A malicious pair of guests may be able to access all of system memory, allowing for all of privilege escalation, host crashes, and information leaks because of a missing check when transfering pages via GNTTABOP_transfer (XSA-214, bsc#1034844). - CVE-2017-7718: hw/display/cirrus_vga_rop.h allowed local guest OS privileged users to cause a denial of service (out-of-bounds read and QEMU process crash) via vectors related to copying VGA data via the cirrus_bitblt_rop_fwd_transp_ and cirrus_bitblt_rop_fwd_ functions (bsc#1034994). - CVE-2016-9603: A privileged user within the guest VM could have caused a heap overflow in the device model process, potentially escalating their privileges to that of the device model process (bsc#1028655) These non-security issues were fixed: - bsc#1027519: Missing upstream bug fixes - bsc#1015348: libvirtd does not start during boot - bsc#1022555: Timeout in 'execution of /etc/xen/scripts/block add
Affected Systems
- suse•xen&distro=SUSE Linux Enterprise Desktop 12 SP1
< 4.5.5_10-22.14.1
- suse•xen&distro=SUSE Linux Enterprise Server 12 SP1
< 4.5.5_10-22.14.1
- suse•xen&distro=SUSE Linux Enterprise Server for SAP Applications 12 SP1
< 4.5.5_10-22.14.1
- suse•xen&distro=SUSE Linux Enterprise Software Development Kit 12 SP1
< 4.5.5_10-22.14.1
References (22)
- https://www.suse.com/support/update/announcement/2017/suse-su-20171147-1/
- https://bugzilla.suse.com/1015348
- https://bugzilla.suse.com/1022555
- https://bugzilla.suse.com/1026636
- https://bugzilla.suse.com/1027519
- https://bugzilla.suse.com/1027570
- https://bugzilla.suse.com/1028235
- https://bugzilla.suse.com/1028655
- https://bugzilla.suse.com/1029827
- https://bugzilla.suse.com/1030144
- https://bugzilla.suse.com/1030442
- https://bugzilla.suse.com/1034843
- https://bugzilla.suse.com/1034844
- https://bugzilla.suse.com/1034845
- https://bugzilla.suse.com/1034994
- https://bugzilla.suse.com/1035483
- https://www.suse.com/security/cve/CVE-2016-9603
- https://www.suse.com/security/cve/CVE-2017-2633
- https://www.suse.com/security/cve/CVE-2017-6414
- https://www.suse.com/security/cve/CVE-2017-6505
- https://www.suse.com/security/cve/CVE-2017-7718
- https://www.suse.com/security/cve/CVE-2017-7980