[Guide] How to Protect Your Devices Against Meltdown and Spectre Attacks

Recently uncovered two huge processor vulnerabilities called Meltdown and Spectre have taken the whole world by storm, while vendors are rushing out to patch the vulnerabilities in its products. The issues apply to all modern processors and affect nearly all operating systems Windows, Linux,...

Impact of Meltdown and Spectre on Akamai

Overview On Wednesday, January 3rd, researchers from Google Project Zero, Cyberus Technology, Graz University of Technology, and other organizations released details about a pair of related vulnerabilities, dubbed Meltdown and Spectre. These vulnerabilities appear to affect all modern processors...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 6.2 Advanced 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...

Immunity Canvas: SPECTRE_FILE_LEAK

Name| spectrefileleak ---|--- CVE| CVE-2017-5753 Exploit Pack| CANVAS Description| Spectre File Leak Notes| CVE Name: CVE-2017-5753 Notes: This module gives an unpriviledged user the ability to dump a file from the kernel memory. A common scenario is to dump the /etc/shadow or kerberos tickets...

Fixing the Meltdown and Spectre vulnerabilities

Two days ago, Graz University of Technology published a paper describing a pair of attacks on common microprocessors. The underlying vulnerability affects Intel, AMD, and ARM processors. All contemporary microprocessors pre-execute instructions. In other words, the vulnerability bypasses address...

Vendors Share Patch Updates on Spectre and Meltdown Mitigation Efforts

Intel, Amazon, Microsoft and others are playing down concerns over the impact of the massive Spectre and Meltdown vulnerabilities affecting computers, servers and mobile devices worldwide. The two flaws, Spectre and Meltdown, are far reaching and impact a wide range of microprocessors used in the...

Spectre and Meltdown Attacks

After a week or so of rumors, everyone is now reporting about the Spectre and Meltdown attacks against pretty much every modern processor out there. These are side-channel attacks where one process can spy on other processes. They affect computers where an untrusted browser window can execute cod...

SUSE-SU-2018:0010-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP3 kernel was updated to receive various security and bugfixes. This update adds mitigations for various side channel attacks against modern CPUs that could disclose content of otherwise unreadable memory bnc1068032. - CVE-2017-5753 / 'SpectreAttack': Local attackers...

Processor Vulnerabilities – Meltdown and Spectre

UPDATE 1/4/2018: Qualys has released several QIDs for detecting missing patches for these vulnerabilities. UPDATE 1/5/2018: Pre-built AssetView dashboards to visualize impact and remediation progress. Vulnerabilities potentially impacting all major processor vendors were disclosed today by Google...

Information about Meltdown and Spectre findings

Palo Alto Networks is aware of recent vulnerability disclosures, known as Meltdown and Spectre, that affect modern CPU architectures. At this time, our findings show that these vulnerabilities pose no increased risk to Palo Alto Networks PAN-OS devices. CVE-2017-5715, CVE-2017-5753, and...

Multiple CPUs - Spectre Information Disclosure (PoC) Exploit

Exploit for multiple platform in category local exploits include include include ifdef MSCVER include / for rdtscp and clflush / pragma optimize"gt",on else include / for rdtscp and clflush / endif / Victim code. / unsigned int array1size = 16; uint8t unused164; uint8t array1160 =...

KB4056893: Windows 10 LTSB January 2018 Security Update (Meltdown)(Spectre)

The remote Windows host is missing security update 4056893 or 4075199. It is, therefore, affected by multiple vulnerabilities : - An vulnerability exists within microprocessors utilizing speculative execution and indirect branch prediction, which may allow an attacker with local user access to...

Scientific Linux Security Update : kernel on SL7.x x86_64 (20180103) (Meltdown) (Spectre)

Security Fixes : 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...

RHEL 6 : kernel (RHSA-2018:0011) (Meltdown) (Spectre)

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...

SUSE SLED12 / SLES12 Security Update : qemu (SUSE-SU-2018:0007-1) (Spectre)

This update for qemu fixes the following issues: A new feature was added : - Support EPYC vCPU type bsc1052825 fate324038 Also a mitigation for a security problem has been applied : - CVE-2017-5715: QEMU was updated to allow passing through new MSR and CPUID flags from the host VM to the CPU, to...

RHEL 7 : microcode_ctl (RHSA-2018:0012) (Spectre)

An update for microcodectl 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...

VMSA-2018-0002 : VMware ESXi, Workstation and Fusion updates address side-channel analysis due to speculative execution. (Spectre)

Bounds Check bypass and Branch Target Injection issues CPU data cache timing can be abused to efficiently leak information out of mis-speculated CPU execution, leading to at worst arbitrary virtual memory read vulnerabilities across local security boundaries in various contexts. Speculative...

RHEL 6 : kernel (RHSA-2018:0020)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2018:0020 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: An industry-wide issue was found in th...

CentOS 7 : microcode_ctl (CESA-2018:0012) (Spectre)

An update for microcodectl 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...

RHEL 7 : qemu-kvm (RHSA-2018:0023)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2018:0023 advisory. Kernel-based Virtual Machine KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm package provides the...