openSUSE Security Update: Security update for xen ______________________________________________________________________________
Announcement ID: openSUSE-SU-2017:3194-1 Rating: important References: #1027519 #1055047 #1061075 #1063123 #1068187 #1068191 Cross-References: CVE-2017-15289 CVE-2017-15597 Affected Products: openSUSE Leap 42.2 ______________________________________________________________________________
An update that solves two vulnerabilities and has four fixes is now available.
Description:
This update for xen to version 4.7.4 (bsc#1027519) fixes several issues.
This new feature was added:
- Support migration of HVM domains larger than 1 TB
These security issues were fixed:
- bsc#1068187: Failure to recognize errors in the Populate on Demand (PoD) code allowed for DoS (XSA-246) - bsc#1068191: Missing p2m error checking in PoD code allowed unprivileged guests to retain a writable mapping of freed memory leading to information leaks, privilege escalation or DoS (XSA-247). - CVE-2017-15289: The mode4and5 write functions allowed local OS guest privileged users to cause a denial of service (out-of-bounds write access and Qemu process crash) via vectors related to dst calculation (bsc#1063123) - CVE-2017-15597: A grant copy operation being done on a grant of a dying domain allowed a malicious guest administrator to corrupt hypervisor memory, allowing for DoS or potentially privilege escalation and information leaks (bsc#1061075).
This non-security issue was fixed:
- bsc#1055047: Fixed --initrd-inject option in virt-install
This update was imported from the SUSE:SLE-12-SP2:Update update project.
Patch Instructions:
To install this openSUSE Security Update use YaST online_update. Alternatively you can run the command listed for your product:
- openSUSE Leap 42.2:
zypper in -t patch openSUSE-2017-1322=1
To bring your system up-to-date, use "zypper patch".
Package List:
- openSUSE Leap 42.2 (i586 x86_64):
xen-debugsource-4.7.4_02-11.21.1 xen-devel-4.7.4_02-11.21.1 xen-libs-4.7.4_02-11.21.1 xen-libs-debuginfo-4.7.4_02-11.21.1 xen-tools-domU-4.7.4_02-11.21.1 xen-tools-domU-debuginfo-4.7.4_02-11.21.1
- openSUSE Leap 42.2 (x86_64):
xen-4.7.4_02-11.21.1 xen-doc-html-4.7.4_02-11.21.1 xen-libs-32bit-4.7.4_02-11.21.1 xen-libs-debuginfo-32bit-4.7.4_02-11.21.1 xen-tools-4.7.4_02-11.21.1 xen-tools-debuginfo-4.7.4_02-11.21.1
References:
https://www.suse.com/security/cve/CVE-2017-15289.html https://www.suse.com/security/cve/CVE-2017-15597.html https://bugzilla.suse.com/1027519 https://bugzilla.suse.com/1055047 https://bugzilla.suse.com/1061075 https://bugzilla.suse.com/1063123 https://bugzilla.suse.com/1068187 https://bugzilla.suse.com/1068191