hw: cpu: speculative store bypass

An industry-wide issue was found in the way many modern microprocessor designs have implemented speculative execution of Load & Store instructions a commonly used performance optimization. It relies on the presence of a precisely-defined instruction sequence in the privileged code as well as the...

Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2018-4134)

The remote Oracle Linux 6 / 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2018-4134 advisory. - x86/fpu: Make eager FPU default Mihai Carabas Orabug: 28156176 CVE-2018-3665 - KVM: Fix stack-out-of-bounds read in writemmio Wanpeng Li Orabug:...

Oracle Linux 7 : kernel (ELSA-2018-1852)

The remote Oracle Linux 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2018-1852 advisory. 3.10.0-862.3.3.OL7 - Oracle Linux certificates Alexey Petrenko - Oracle Linux RHCK Module Signing Key was compiled into kernel...

Oracle Linux 5 / 6 : Unbreakable Enterprise kernel (ELSA-2018-4145)

The remote Oracle Linux 5 / 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2018-4145 advisory. - x86/fpu: Make eager FPU default Mihai Carabas Orabug: 28156175 CVE-2018-3665 - ALSA: hrtimer: Fix stall by hrtimercancel Takashi Iwai Orabug:...

Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2018-4144)

The remote Oracle Linux 6 / 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2018-4144 advisory. 4.1.12-124.16.4 - x86/fpu: Make eager FPU default Mihai Carabas Orabug: 28135099 CVE-2018-3665 Tenable has extracted the preceding description block directl...

New 'Lazy FP State Restore' Vulnerability Found in All Modern Intel CPUs

Hell Yeah! Another security vulnerability has been discovered in Intel chips that affects the processor's speculative execution technology—like Specter and Meltdown—and could potentially be exploited to access sensitive information, including encryption related data. Dubbed Lazy FP State Restore,...

CVE-2018-3665

System software utilizing Lazy FP state restore technique on systems using Intel Core-based microprocessors may potentially allow a local process to infer data from another process through a speculative execution side channel...

UBUNTU-CVE-2018-3665

System software utilizing Lazy FP state restore technique on systems using Intel Core-based microprocessors may potentially allow a local process to infer data from another process through a speculative execution side channel...

Microsoft Guidance for Lazy FP State Restore

Executive summary On January 3, 2018, Microsoft released an advisory and security updates related to a newly-discovered class of hardware vulnerabilities known as Spectre and Meltdown involving speculative execution side channels that affect AMD, ARM, and Intel CPUs to varying degrees. On June 13...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : libvirt vulnerability and update (USN-3680-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-3680-1 advisory. Ken Johnson and Jann Horn independently discovered that microprocessors utilizing speculative execution of a memory read may allo...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : QEMU update (USN-3679-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-3679-1 advisory. Ken Johnson and Jann Horn independently discovered that microprocessors utilizing speculative execution of a memory read may allow...

KLA11291 Microsoft Guidance for Lazy Floating Point State Restore

Speculative store bypass vulnerability in Microsoft Windows systems can be exploited to bypass security restrictions. On January 3, 2018, Microsoft released an advisory and security updates related to a newly-discovered class of hardware vulnerabilities known as Spectre and Meltdown involving...

Lazy FP State Restore

Summary: System software may utilize the Lazy FP state restore technique to delay the restoring of state until an instruction operating on that state is actually executed by the new process. Systems using Intel® Core-based microprocessors may potentially allow a local process to infer data...

KLA11891 Microsoft Advisory for Microsoft Products (ESU)

Microsoft released an advisory and security updates related to a newly-discovered class of hardware vulnerabilities known as Spectre and Meltdown. An additional vulnerability involving side channel speculative execution has been announced and assigned CVE-2018-3665. An attacker locally could caus...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 6.7 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

USN-3680-1 libvirt vulnerability and update

Ken Johnson and Jann Horn independently discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via sidechannel attacks. An attacker in the guest could use this to expose sensitive guest information, including kernel memory. This update...

USN-3679-1: QEMU update

Ken Johnson and Jann Horn independently discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via sidechannel attacks. An attacker in the guest could use this to expose sensitive guest information, including kernel memory. This update...

USN-3679-1 qemu update

Ken Johnson and Jann Horn independently discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via sidechannel attacks. An attacker in the guest could use this to expose sensitive guest information, including kernel memory. This update...

June 12, 2018—KB4284826 (Monthly Rollup)

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Amazon Linux AMI : java-1.7.0-openjdk (ALAS-2018-1037) (Spectre)

An industry-wide issue was found in the way many modern microprocessor designs have implemented speculative execution of Load & Store instructions a commonly used performance optimization. It relies on the presence of a precisely-defined instruction sequence in the privileged code as well as the...