July 10, 2018—KB4338820 (Security-only update)

None None...

July 10, 2018—KB4338830 (Monthly Rollup)

None None...

Fedora 27 : 2:qemu (2018-9f02e5ed7b) (Spectre)

Add new CPU features for CVE-2017-5715 and CVE-2018-3639 On Intel x86 hosts, the 'ssbd' feature must be explicitly added to any virtual machines that are not using host-passthrough/host-model CPU setup. NB this requires new microcode too, which is not yet available in Fedora microcodectl RPMs. On...

openSUSE Security Update : ucode-intel (openSUSE-2018-700) (Spectre)

This update for ucode-intel fixes the following issues : The microcode bundles was updated to the 20180703 release For the listed CPU chipsets this fixes CVE-2018-3640 Spectre v3a and helps mitigating CVE-2018-3639 Spectre v4 bsc1100147 bsc1087082 bsc1087083. More information on:...

openSUSE: Security Advisory for ucode-intel (openSUSE-SU-2018:1904-1)

The remote host is missing an update for the Copyright C 2018 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

Security update for ucode-intel (important)

This update for ucode-intel fixes the following issues: The microcode bundles was updated to the 20180703 release For the listed CPU chipsets this fixes CVE-2018-3640 Spectre v3a and helps mitigating CVE-2018-3639 Spectre v4 bsc1100147 bsc1087082 bsc1087083. More information on:...

Ubuntu: Security Advisory (USN-3690-2)

The remote host is missing an update for the SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Ubuntu 14.04 LTS : AMD Microcode regression (USN-3690-2)

The remote Ubuntu 14.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-3690-2 advisory. USN-3690-1 provided updated microcode for AMD processors to address CVE-2017-5715 aka Spectre. Unfortunately, the update caused some systems to fail to boot. This...

USN-3690-2: AMD Microcode regression

USN-3690-1 provided updated microcode for AMD processors to address CVE-2017-5715 aka Spectre. Unfortunately, the update caused some systems to fail to boot. This update reverts the update for Ubuntu 14.04 LTS. We apologize for the inconvenience. Original advisory details: Jann Horn discovered th...

USN-3690-2 amd64-microcode regression

USN-3690-1 provided updated microcode for AMD processors to address CVE-2017-5715 aka Spectre. Unfortunately, the update caused some systems to fail to boot. This update reverts the update for Ubuntu 14.04 LTS. We apologize for the inconvenience. Original advisory details: Jann Horn discovered th...

CentOS 7 : qemu-kvm (CESA-2018:2001) (Spectre)

An update for qemu-kvm is now available for Red Hat Enterprise Linux 7. 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...

CentOS 7 : libvirt (CESA-2018:1997) (Spectre)

An update for libvirt is now available for Red Hat Enterprise Linux 7. 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 t...

CentOS 7 : kernel (CESA-2018:1965) (Spectre)

An update for kernel is now available for Red Hat Enterprise Linux 7. 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 th...

Scientific Linux Security Update : kernel on SL6.x i386/x86_64 (20180619) (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...

OracleVM 3.4 : xen (OVMSA-2018-0232) (Spectre)

The remote OracleVM system is missing necessary patches to address critical security updates : - BUILDINFO: OVMF commit=173bf5c847e3ca8b42c11796ce048d8e2e916ff8 - BUILDINFO: xen commit=b059d1de3b211fe5582c63f64b4822b9f85eafd2 - BUILDINFO: QEMU upstream...

OracleVM 3.4 : xen (OVMSA-2018-0233) (Spectre)

The remote OracleVM system is missing necessary patches to address critical security updates : - BUILDINFO: xen commit=67e64eec4bfe342ca6c2ff0858ae7f5c39041013 - BUILDINFO: QEMU upstream commit=8bff6989bd0bafcc0ddf859c23ce6a2ff21a80ff - BUILDINFO: QEMU traditional...

Oracle Linux 7 : libvirt (ELSA-2018-1997)

The remote Oracle Linux 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2018-1997 advisory. - cpu: define the 'virt-ssbd' CPUID feature bit CVE-2018-3639 Tenable has extracted the preceding description block directly from the Oracle Linux security...

Oracle Linux 7 : qemu-kvm (ELSA-2018-2001)

The remote Oracle Linux 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2018-2001 advisory. 1.5.3-156.el75.3 - kvm-i386-Define-the-Virt-SSBD-MSR-and-handling-of-it-CVE.patch bz1584363 - kvm-i386-define-the-AMD-virt-ssbd-CPUID-feature-bit-CVE-.patch...

WebAssembly Changes Could Ruin Meltdown/Spectre Browser Patches

Upcoming changes to the WebAssembly Wasm format may defang the browser patches for infamous side-channel attacks Meltdown and Spectre. Wasm was invented to improve execution speed for porting desktop applications to web-based environments; programs are compiled in Wasm and then can easily be run ...

CVE-2018-12367

In the previous mitigations for Spectre, the resolution or precision of various methods was reduced to counteract the ability to measure precise time intervals. In that work PerformanceNavigationTiming was not adjusted but it was found that it could be used as a precision timer. This vulnerabilit...