Patch Tuesday: Microsoft Addresses Two Zero-Days in 60-Flaw Roundup

Microsoft has rolled out its August Patch Tuesday fixes, addressing 19 critical vulnerabilities, including fixes for two zero-day vulnerabilities that are under active attack. Overall, the company patched a total of 60 flaws, spanning Microsoft Windows, Edge, Internet Explorer IE, Office, .NET...

Intel CPUs Undermined By Fresh Speculative Execution Flaws

UPDATE Three new speculative execution design flaws in Intel CPUs were disclosed today, this time impacting Intel’s Software Guard Extensions SGX technology, its OS and system management mode SMM and hypervisor software. The three vulnerabilities would allow attacks on Intel Core and Xeon...

August 14, 2018—KB4343892 (OS Build 10240.17946)

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August 14, 2018—KB4343888 (Security-only update)

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August 14, 2018—KB4343899 (Security-only update)

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August 14, 2018—KB4343909 (OS Build 17134.228)

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Microsoft Guidance to mitigate L1TF variant

Executive Summary On January 3, 2018, Microsoft released an advisory and security updates for a new class of hardware vulnerabilities involving speculative execution side channels known as Spectre and Meltdown. Microsoft is aware of a new speculative execution side channel vulnerability known as ...

August 14, 2018—KB4343887 (OS Build 14393.2430)

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August 14, 2018—KB4343897 (OS Build 16299.611)

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Analysis and mitigation of L1 Terminal Fault (L1TF)

In January 2018, Microsoft released an advisory and security updates for a new class of hardware vulnerabilities involving speculative execution side channels known as Spectre and Meltdown. In this blog post, we will provide a technical analysis of a new speculative execution side channel...

Analysis and mitigation of L1 Terminal Fault (L1TF)

In January 2018, Microsoft released an advisory and security updates for a new class of hardware vulnerabilities involving speculative execution side channels known as Spectre and Meltdown. In this blog post, we will provide a technical analysis of a new speculative execution side channel...

SUSE SLED12 / SLES12 Security Update : libvirt (SUSE-SU-2018:2304-1) (Spectre)

This update for libvirt fixes the following issues: Security issue fixed : - CVE-2018-3639: Add support for 'ssbd' and 'virt-ssbd' CPUID feature bits to address V4 Speculative Store Bypass aka 'Memory Disambiguation' bsc1092885. Bug fixes : - bsc1094325: Enable virsh blockresize for XEN guests...

openSUSE Security Update : libvirt (openSUSE-2018-860) (Spectre)

This update for libvirt fixes the following issues : Security issue fixed : - CVE-2018-3639: Add support for 'ssbd' and 'virt-ssbd' CPUID feature bits to address V4 Speculative Store Bypass aka 'Memory Disambiguation' bsc1092885. Bug fixes : - bsc1094325: Enable virsh blockresize for XEN guests...

NVIDIA Graphics Driver Multiple Vulnerabilities (including fixes for Intel Speculative Side Channel Vulnerabilities) - Lenovo Support US

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NVIDIA Graphics Driver Multiple Vulnerabilities (including fixes for Intel Speculative Side Channel Vulnerabilities) - US

Lenovo Security Advisory: LEN-16730 Potential Impact: Denial of service, possible escalation of privilege, exfiltration of privileged memory Severity: High Scope of Impact: Industry-wide CVE Identifier: CVE-2017-5753, CVE-2017-6266, CVE-2017-6267, CVE-2017-6268, CVE-2017-6269, CVE-2017-6270,...

[ASA-201808-8] thunderbird: multiple issues

Arch Linux Security Advisory ASA-201808-8 ========================================= Severity: Critical Date : 2018-08-10 CVE-ID : CVE-2018-5156 CVE-2018-5187 CVE-2018-12361 CVE-2018-12367 CVE-2018-12371 Package : thunderbird Type : multiple issues Remote : Yes Link :...

Security Bulletin: IBM Cloud Manager is affected by the vulnerabilities known as Spectre and Meltdown

Summary IBM Cloud Manager is affected by security vulnerabilities known as Spectre and Meltdown, which can enable CPU data cache timing to be abused to bypass conventional memory security restrictions to gain access to privileged memory that should be inaccessible. Vulnerability Details CVEID:...

Security vulnerabilities fixed in Thunderbird 60 — Mozilla

A buffer overflow can occur when rendering canvas content while adjusting the height and width of the element dynamically, causing data to be written outside of the currently computed boundaries. This results in a potentially exploitable crash. A use-after-free vulnerability can occur when deleti...

openSUSE Security Update : kernel-firmware (openSUSE-2018-825) (Spectre)

This update for kernel-firmware to version 20180525 fixes the following issues : This security issue was fixed : - CVE-2017-5715: Prevent unauthorized disclosure of information to an attacker with local user access caused by speculative execution and indirect branch prediction bsc1095735 This...

RHEL 6 : kernel (RHSA-2018:2309) (Spectre)

An update for kernel is now available for Red Hat Enterprise Linux 6.6 Advanced Update Support and Red Hat Enterprise Linux 6.6 Telco 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...