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Kernel: FPU state information leakage via lazy FPU restore

🗓️ 10 Jul 2018 18:00:07Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 1 Views

Linux kernel Lazy FPU Restore leaks FPU state via cache side channels to local attackers.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: IBM API Connect has addressed multiple vulnerabilities in Developer Portal's dependencies - Cumulative list from June 28, 2018 to December 13, 2018
28 Jan 201917:05
–ibm
IBM Security Bulletins		Security Bulletin: IBM QRadar SIEM is vulnerable to Using Components with Known Vulnerabilities
3 Dec 201814:30
–ibm
FreeBSD		FreeBSD -- Lazy FPU State Restore Information Disclosure
21 Jun 201800:00
–freebsd
Tenable Nessus		macOS 10.13.x < 10.13.6 Multiple Vulnerabilities
10 Apr 201900:00
–nessus
Tenable Nessus		CentOS 7 : kernel (CESA-2018:1852)
18 Jun 201800:00
–nessus
Tenable Nessus		CentOS 6 : kernel (CESA-2018:2164) (Spectre)
16 Jul 201800:00
–nessus
Tenable Nessus		Citrix XenServer Information Disclosure Vulnerability (CTX235225)
28 Jun 201800:00
–nessus
Tenable Nessus		Debian DLA-1422-2 : linux security update (Spectre)
16 Jul 201800:00
–nessus
Tenable Nessus		Debian DSA-4232-1 : xen - security update
21 Jun 201800:00
–nessus
Tenable Nessus		EulerOS Virtualization 3.0.1.0 : kernel (EulerOS-SA-2019-1514)
13 May 201900:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux6ppc64kernel0:2.6.32-754.2.1.el6kernel-0:2.6.32-754.2.1.el6.ppc64.rpm
Red Hat Enterprise Linux6s390xkernel0:2.6.32-754.2.1.el6kernel-0:2.6.32-754.2.1.el6.s390x.rpm
Red Hat Enterprise Linux6x86_64kernel0:2.6.32-754.2.1.el6kernel-0:2.6.32-754.2.1.el6.x86_64.rpm
Red Hat Enterprise Linux6anykernel0:2.6.32-754.2.1.el6.i686kernel-0:2.6.32-754.2.1.el6.i686.noarch.rpm
Red Hat Enterprise Linux6anykernel-abi-whitelists0:2.6.32-754.2.1.el6.noarchkernel-abi-whitelists-0:2.6.32-754.2.1.el6.noarch.noarch.rpm
Red Hat Enterprise Linux6ppc64kernel-bootwrapper0:2.6.32-754.2.1.el6kernel-bootwrapper-0:2.6.32-754.2.1.el6.ppc64.rpm
Red Hat Enterprise Linux6ppc64kernel-debug0:2.6.32-754.2.1.el6kernel-debug-0:2.6.32-754.2.1.el6.ppc64.rpm
Red Hat Enterprise Linux6s390xkernel-debug0:2.6.32-754.2.1.el6kernel-debug-0:2.6.32-754.2.1.el6.s390x.rpm
Red Hat Enterprise Linux6x86_64kernel-debug0:2.6.32-754.2.1.el6kernel-debug-0:2.6.32-754.2.1.el6.x86_64.rpm
Red Hat Enterprise Linux6anykernel-debug0:2.6.32-754.2.1.el6.i686kernel-debug-0:2.6.32-754.2.1.el6.i686.noarch.rpm
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29 May 2026 21:23Current
7High risk
Vulners AI Score7
CVSS 24.7
CVSS 3.15.6
EPSS0.00611
CWE-200
Floating Point UnitState leakageCache side channelLocal attackerKernel vulnerabilityLazy restore
1