SUSE: 2019:2952-1 Important: Linux Kernel Denial of Service Fix
suse
November 12, 2019
An update that solves 10 vulnerabilities and has 111 fixes is now available
Summary
The SUSE Linux Enterprise 15-SP1 Azure kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2018-12207: Untrusted virtual machines on Intel CPUs could exploit a race condition in the Instruction Fetch Unit of the Intel CPU to cause a Machine Exception during Page Size Change, causing the CPU core to be non-functional. The Linux Kernel kvm hypervisor was adjusted to avoid page size changes in executable pages by splitting / merging huge pages into small pages as More information can be found on https://support.scc.suse.com/s/kb?language=en_US - CVE-2019-11135: Aborting an asynchronous TSX operation on Intel CPUs with Transactional Memory support could be used to facilitate sidechannel information leaks out of microarchitectural buffers, similar
References
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#1137040 #1137799 #1137861 #1138190 #1140090
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#1142667 #1143706 #1144338 #1144375 #1144449
#1144903 #1145099 #1146612 #1148410 #1149119
#1149853 #1150452 #1150457 #1150465 #1150875
#1151508 #1151807 #1152033 #1152624 #1152665
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Announcement ID: SUSE-SU-2019:2952-1
Rating: important
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