SUSE SLES11 Security Update : microcode_ctl (SUSE-SU-2018:0009-1) (Spectre)
Medium Nessus Plugin ID 105541
SynopsisThe remote SUSE host is missing one or more security updates.
DescriptionThis update for microcode_ctl fixes the following issues: Added microcode_amd_fam17h.bin (bsc#1068032 CVE-2017-5715) This new firmware disables branch prediction on AMD family 17h processor. Also the CPU microcode for Intel Haswell-X, Skylake-X and Broadwell-X chipsets was updated to report both branch prediction control via CPUID flag and ability to control branch prediction via an MSR register. This update is part of a mitigation for a branch predictor based information disclosure attack, and needs additional code in the Linux Kernel to be active (bsc#1068032 CVE-2017-5715)
Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
SolutionTo install this SUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product :
SUSE Linux Enterprise Server 11-SP4:zypper in -t patch slessp4-microcode_ctl-13390=1
SUSE Linux Enterprise Server 11-SP3-LTSS:zypper in -t patch slessp3-microcode_ctl-13390=1
SUSE Linux Enterprise Point of Sale 11-SP3:zypper in -t patch sleposp3-microcode_ctl-13390=1
To bring your system up-to-date, use 'zypper patch'.