SUSE: 2018:0909-1 important: Xen DoS And Information Leak Fixes
suse
April 10, 2018
An update that solves 5 vulnerabilities and has one errata is now available.
Summary
This update for xen fixes the following issues: Update to Xen 4.7.5 bug fix only release (bsc#1027519) Security issues fixed: - CVE-2018-7540: Fixed DoS via non-preemptable L3/L4 pagetable freeing (XSA-252) (bsc#1080635) - CVE-2018-7541: A grant table v2 -> v1 transition may crash Xen (XSA-255) (bsc#1080662) - CVE-2017-5753,CVE-2017-5715,CVE-2017-5754 Fixed information leaks via side effects of speculative execution (XSA-254). Includes Spectre v2 mitigation. (bsc#1074562) - Preserve xen-syms from xen-dbg.gz to allow processing vmcores with crash(1) (bsc#1087251) - Xen HVM: Fixed unchecked MSR access error (bsc#1072834) - Add script, udev rule and systemd service to watch for vcpu online/offline events in a HVM domU They are triggered via xl vcpu-set domU N (fate#324965)
Topics Covered
References
#1027519 #1072834 #1074562 #1080635 #1080662
#1087251
Cross- CVE-2017-5715 CVE-2017-5753 CVE-2017-5754
CVE-2018-7540 CVE-2018-7541
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-2017-5715.html
https://www.suse.com/security/cve/CVE-2017-5753.html
https://www.suse.com/security/cve/CVE-2017-5754.html
https://www.suse.com/security/cve/CVE-2018-7540.html
https://www.suse.com/security/cve/CVE-2018-7541.html
https://bugzilla.suse.com/1027519
https://bugzilla.suse.com/1072834
https://bugzilla.suse.com/1074562
https://bugzilla.suse.com/1080635
https://bugzilla.suse.com/1080662
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Announcement ID: SUSE-SU-2018:0909-1
Rating: important
Topics Covered
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