openSUSE Security Update: Security update for xen ______________________________________________________________________________ Announcement ID: openSUSE-SU-2017:1826-1 Rating: important References: #1027519 #1035642 #1037243 #1042160 #1042882 #1042893 #1042915 #1042923 #1042924 #1042931 #1042938 Cross-References: CVE-2017-10912 CVE-2017-10913 CVE-2017-10914 CVE-2017-10915 CVE-2017-10917 CVE-2017-10918 CVE-2017-10920 CVE-2017-10921 CVE-2017-10922 CVE-2017-8309 CVE-2017-9330 Affected Products: openSUSE Leap 42.2 ______________________________________________________________________________ An update that fixes 11 vulnerabilities is now available. Description: This update for xen fixes several issues. These security issues were fixed: - CVE-2017-10912: Page transfer might have allowed PV guest to elevate privilege (XSA-217, bsc#1042882) - CVE-2017-10913 CVE-2017-10914: Races in the grant table unmap code allowed for informations leaks and potentially privilege escalation (XSA-218, bsc#1042893) - CVE-2017-10915: 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) - CVE-2017-10917: Missing NULL pointer check in event channel poll allows guests to DoS the host (XSA-221, bsc#1042924) - CVE-2017-10918: Stale P2M mappings due to insufficient error checking allowed malicious guest to leak information or elevate privileges (XSA-222, bsc#1042931) - CVE-2017-10920, CVE-2017-10921, CVE-2017-10922: 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 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-2017-799=1 To bring your system up-to-date, use "zypper patch". Package List: - openSUSE Leap 42.2 (i586 x86_64): xen-debugsource-4.7.2_06-11.9.1 xen-devel-4.7.2_06-11.9.1 xen-libs-4.7.2_06-11.9.1 xen-libs-debuginfo-4.7.2_06-11.9.1 xen-tools-domU-4.7.2_06-11.9.1 xen-tools-domU-debuginfo-4.7.2_06-11.9.1 - openSUSE Leap 42.2 (x86_64): xen-4.7.2_06-11.9.1 xen-doc-html-4.7.2_06-11.9.1 xen-libs-32bit-4.7.2_06-11.9.1 xen-libs-debuginfo-32bit-4.7.2_06-11.9.1 xen-tools-4.7.2_06-11.9.1 xen-tools-debuginfo-4.7.2_06-11.9.1 References: https://www.suse.com/security/cve/CVE-2017-10912.html https://www.suse.com/security/cve/CVE-2017-10913.html https://www.suse.com/security/cve/CVE-2017-10914.html https://www.suse.com/security/cve/CVE-2017-10915.html https://www.suse.com/security/cve/CVE-2017-10917.html https://www.suse.com/security/cve/CVE-2017-10918.html https://www.suse.com/security/cve/CVE-2017-10920.html https://www.suse.com/security/cve/CVE-2017-10921.html https://www.suse.com/security/cve/CVE-2017-10922.html 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