openSUSE Security Update: Security update for ucode-intel ______________________________________________________________________________
Announcement ID: openSUSE-SU--1 Rating: important References: #1068032 Cross-References: CVE-2017-5715 Affected Products: openSUSE Leap 42.3 openSUSE Leap 42.2 ______________________________________________________________________________
An update that fixes one vulnerability is now available.
Description:
This update for ucode-intel fixes the following issues:
The CPU microcode for 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)
Patch Instructions:
To install this openSUSE Security Update use YaST online_update. Alternatively you can run the command listed for your product:
- openSUSE Leap 42.3:
zypper in -t patch openSUSE-2018-4=1
- openSUSE Leap 42.2:
zypper in -t patch openSUSE-2018-4=1
To bring your system up-to-date, use "zypper patch".
Package List:
- openSUSE Leap 42.3 (i586 x86_64):
ucode-intel-20170707-13.1 ucode-intel-blob-20170707-13.1 ucode-intel-debuginfo-20170707-13.1 ucode-intel-debugsource-20170707-13.1
- openSUSE Leap 42.2 (i586 x86_64):
ucode-intel-20170707-7.9.1 ucode-intel-blob-20170707-7.9.1 ucode-intel-debuginfo-20170707-7.9.1 ucode-intel-debugsource-20170707-7.9.1
References:
https://www.suse.com/security/cve/CVE-2017-5715.html https://bugzilla.suse.com/1068032