RHEL 7 : qemu-kvm (RHSA-2018:1661)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2018:1661 advisory. Kernel-based Virtual Machine KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the...

Scientific Linux Security Update : java-1.8.0-openjdk on SL7.x x86_64 (20180522) (Spectre)

Security Fixes : - 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...

SUSE SLES12 Security Update : kernel (SUSE-SU-2018:1377-1) (Spectre)

The SUSE Linux Enterprise 12 SP2 LTSS kernel was updated to receive various security and bugfixes. The following security bug was fixed : - CVE-2018-3639: Information leaks using 'Memory Disambiguation' feature in modern CPUs were mitigated, aka 'Spectre Variant 4' bnc1087082. A new boot...

Oracle Linux 7 : qemu-kvm (ELSA-2018-1633)

The remote Oracle Linux 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2018-1633 advisory. - kvm-i386-define-the-ssbd-CPUID-feature-bit-CVE-2018-3639.patch bz1574075 Tenable has extracted the preceding description block directly from the Oracle Linux...

RHEL 6 : qemu-kvm (RHSA-2018:1660)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2018:1660 advisory. - hw: cpu: speculative store bypass CVE-2018-3639 Note that Nessus has not tested for this issue but has instead relied only on the application's...

AMD / ARM / Intel - Speculative Execution Variant 4 Speculative Store Bypass Exploit

Exploit for hardware platform in category dos / poc / ======== Intro / Overview ======== After Michael Schwarz made some interesting observations, we started looking into variants other than the three already-known ones. I noticed that Intel's Optimization Manual says in section 2.4.4.5 "Memory...

RHEL 7 : qemu-kvm (RHSA-2018:1662)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2018:1662 advisory. Kernel-based Virtual Machine KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the...

RHEL 7 : kernel (RHSA-2018:1635)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2018:1635 advisory. - hw: cpu: speculative store bypass CVE-2018-3639 Note that Nessus has not tested for this issue but has instead relied only on the application's...

Scientific Linux Security Update : qemu-kvm on SL7.x x86_64 (20180522) (Spectre)

Security Fixes : - 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...

Scientific Linux Security Update : kernel on SL7.x x86_64 (20180522) (Spectre)

Security Fixes : - 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...

RHEL 7 : libvirt (RHSA-2018:1653)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2018:1653 advisory. - hw: cpu: speculative store bypass CVE-2018-3639 Note that Nessus has not tested for this issue but has instead relied only on the application's...

SUSE SLED12 / SLES12 Security Update : qemu (SUSE-SU-2018:1378-1) (Spectre)

This update for qemu fixes several issues. This security issue was fixed : - CVE-2018-3639: Spectre v4 vulnerability mitigation support for KVM guests bsc1092885. Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all pri...

RHEL 6 : libvirt (RHSA-2018:1665)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2018:1665 advisory. The libvirt library contains a C API for managing and interacting with the virtualization capabilities of Linux and other operating systems. In...

Ubuntu 18.04 LTS : Linux kernel vulnerability (USN-3652-1)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-3652-1 advisory. Jann Horn and Ken Johnson discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via a sidechannel...

RHEL 7 : qemu-kvm (RHSA-2018:1633)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2018:1633 advisory. - hw: cpu: speculative store bypass CVE-2018-3639 Note that Nessus has not tested for this issue but has instead relied only on the application's...

CentOS 6 : qemu-kvm (CESA-2018:1660) (Spectre)

An update for qemu-kvm is now available for Red Hat Enterprise Linux 6. 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 each vulnerability from...

Scientific Linux Security Update : libvirt on SL6.x i386/x86_64 (20180522) (Spectre)

Security Fixes : - 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...

RHEL 7 : libvirt (RHSA-2018:1632)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2018:1632 advisory. The libvirt library contains a C API for managing and interacting with the virtualization capabilities of Linux and other operating systems. In...

Oracle Linux 6 : kernel (ELSA-2018-1651)

The remote Oracle Linux 6 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2018-1651 advisory. - x86 x86/kvm: fix CPUID7EDX word 18 mask Jan Stancek 1566893 1566899 CVE-2018-3639 - x86 x86/specctrl: Fix late microcode problem with AMD Waiman Long 1566893...

Scientific Linux Security Update : kernel on SL6.x i386/x86_64 (20180522) (Spectre)

Security Fixes : - 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...