[SECURITY] [DLA 1408-1] simplesamlphp security update

Package : simplesamlphp Version : 1.13.1-2+deb8u2 CVE ID : CVE-2017-12868 CVE-2017-12872 CVE-2017-12872 / CVE-2017-12868 The 1 Htpasswd authentication source in the authcrypt module and 2 SimpleSAMLSession class in SimpleSAMLphp 1.14.11 and earlier allow remote attackers to conduct timing...

[SECURITY] [DLA 1405-1] libgcrypt20 security update

Package : libgcrypt20 Version : 1.6.3-2+deb8u5 CVE ID : CVE-2018-0495 It was discovered that Libgcrypt is prone to a local side-channel attack allowing recovery of ECDSA private keys. For Debian 8 "Jessie", these problems have been fixed in version 1.6.3-2+deb8u5. We recommend that you upgrade yo...

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 ...

Important: Red Hat Security Advisory: qemu-kvm-rhev security and bug fix update

An update for qemu-kvm-rhev is now available for Red Hat Virtualization 4 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...

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...

Scientific Linux Security Update : libvirt on SL7.x x86_64 (20180626) (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 : kernel-alt (RHSA-2018:1967)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2018:1967 advisory. The kernel-alt packages provide the Linux kernel version 4.x. Security Fixes: An industry-wide issue was found in the way many modern...

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...

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

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...

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...

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...

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...

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...

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...

hw: cpu: speculative execution branch target injection

An industry-wide issue was found in the way many modern microprocessor designs have implemented speculative execution of instructions a commonly used performance optimization. There are three primary variants of the issue which differ in the way the speculative execution can be exploited. Variant...

FreeBSD : FreeBSD -- Lazy FPU State Restore Information Disclosure (4e07d94f-75a5-11e8-85d1-a4badb2f4699)

A subset of Intel processors can allow a local thread to infer data from another thread through a speculative execution side channel when Lazy FPU state restore is used. Impact : Any local thread can potentially read FPU state information from other threads running on the host. This could include...

kernel, perf, python security update

CentOS Errata and Security Advisory CESA-2018:1854 An update for kernel 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...

FreeBSD -- Lazy FPU State Restore Information Disclosure

Problem Description: A subset of Intel processors can allow a local thread to infer data from another thread through a speculative execution side channel when Lazy FPU state restore is used. Impact: Any local thread can potentially read FPU state information from other threads running on the host...

USN-3690-1 amd64-microcode update

Jann Horn discovered that microprocessors utilizing speculative execution and branch prediction may allow unauthorized memory reads via sidechannel attacks. This flaw is known as Spectre. A local attacker could use this to expose sensitive information, including kernel memory. This update provide...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : Libgcrypt vulnerability (USN-3689-1)

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-3689-1 advisory. Keegan Ryan discovered that Libgcrypt was susceptible to a side-channel attack. A local attacker could possibly use this attack to recover...