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SUSE: 2018:1821-1 Important: Fix for Linux Kernel FPU Disclosure

suse
Calendar Grey June 27, 2018
Dist Suse Esm H88
SUSE Security Update for the Linux Kernel addresses a significant FPU security issue with various solutions. Find out more details here.
An update that solves one vulnerability and has 91 fixes is now available

Summary

The SUSE Linux Enterprise 11 SP4 kernel was updated to receive various security and bugfixes. This new feature was added: - Btrfs: Remove empty block groups in the background The following security bugs were fixed: - CVE-2018-3665: Prevent disclosure of FPU registers (including XMM and AVX registers) between processes. These registers might contain encryption keys when doing SSE accelerated AES enc/decryption (bsc#1087086) The following non-security bugs were fixed: - ALSA: timer: Fix pause event notification (bsc#973378). - Btrfs: Avoid trucating page or punching hole in a already existed hole (bsc#1088998). - Btrfs: Avoid truncate tailing page if fallocate range does not exceed inode size (bsc#1094424). - Btrfs: Fix lost-data-profile caused by auto removing bg. - Btrfs: Fix misuse of chunk mutex

References

#1046610 #1052351 #1068054 #1079152 #1080837

#1083347 #1087086 #1087088 #1088997 #1088998

#1088999 #1089000 #1089001 #1089002 #1089003

#1089004 #1089005 #1089006 #1089007 #1089008

#1089010 #1089011 #1089012 #1089013 #1089016

#1089192 #1089199 #1089200 #1089201 #1089202

#1089203 #1089204 #1089205 #1089206 #1089207

#1089208 #1089209 #1089210 #1089211 #1089212

#1089213 #1089214 #1089215 #1089216 #1089217

#1089218 #1089219 #1089220 #1089221 #1089222

#1089223 #1089224 #1089225 #1089226 #1089227

#1089228 #1089229 #1089230 #1089231 #1089232

#1089233 #1089234 #1089235 #1089236 #1089237

#1089238 #1089239 #1089240 #1089241 #1093194

#1093195 #1093196 #1093197 #1093198 #1094244

#1094421 #109...

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Announcement ID: SUSE-SU-2018:1821-1
Rating: important

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