UBUNTU-CVE-2018-19967

An issue was discovered in Xen through 4.11.x on Intel x86 platforms allowing guest OS users to cause a denial of service host OS hang because Xen does not work around Intel's mishandling of certain HLE transactions associated with the KACQUIRE instruction prefix...

7 New Meltdown and Spectre-type CPU Flaws Affect Intel, AMD, ARM CPUs

Disclosed earlier this year, potentially dangerous Meltdown and Spectre vulnerabilities that affected a large family of modern processors proven that speculative execution attacks can be exploited in a trivial way to access highly sensitive information. Since then, several more variants of...

Which Threats had the Most Impact During the First Half of 2018?

One of the best ways for organizations to shore up their data security efforts and work toward more proactive protection is by examining trends within the threat environment. Taking a look at the strategies for attack, infiltration and infection currently being utilized by hackers can point towar...

New Intel CPU Flaw Exploits Hyper-Threading to Steal Encrypted Data

A team of security researchers has discovered another serious side-channel vulnerability in Intel CPUs that could allow an attacker to sniff out sensitive protected data, like passwords and cryptographic keys, from other processes running in the same CPU core with simultaneous multi-threading...

[SECURITY] [DLA 1506-1] intel-microcode security update

Package : intel-microcode Version : 3.20180807a.1deb8u1 CVE ID : CVE-2018-3615, CVE-2018-3620, CVE-2018-3646 CVE-2018-3639, CVE-2018-3640, CVE-2017-5715 Security researchers identified speculative execution side-channel methods which have the potential to improperly gather sensitive data from...

Speculative Execution Side Channel Vulnerability Variants - Lenovo Support US

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Updated kernel-linus packages fix security vulnerabilities

This kernel-linus update is based on the upstream 4.14.65 and adds fixes and mitigations for the now publically known security issue affecting Intel processors called L1 Terminal Fault L1TF: Systems with microprocessors utilizing speculative execution and Intel Software Guard Extensions Intel SGX...

Updated kernel packages fix security vulnerabilities

This kernel update is based on the upstream 4.14.65 and adds fixes and mitigations for the now publically known security issue affecting Intel processors called L1 Terminal Fault L1TF: Systems with microprocessors utilizing speculative execution and Intel Software Guard Extensions Intel SGX may...

MGASA-2018-0346 Updated kernel-tmb packages fix security vulnerabilities

This kernel-tmb update is based on the upstream 4.14.65 and adds fixes and mitigations for the now publically known security issue affecting Intel processors called L1 Terminal Fault L1TF: Systems with microprocessors utilizing speculative execution and Intel Software Guard Extensions Intel SGX m...

MGASA-2018-0345 Updated kernel packages fix security vulnerabilities

This kernel update is based on the upstream 4.14.65 and adds fixes and mitigations for the now publically known security issue affecting Intel processors called L1 Terminal Fault L1TF: Systems with microprocessors utilizing speculative execution and Intel Software Guard Extensions Intel SGX may...

L1 Terminal Fault Side Channel Vulnerabilities - Lenovo Support US

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L1 Terminal Fault Side Channel Vulnerabilities - US

Lenovo Security Advisory: LEN-24163 Potential Impact: Malicious code running locally may be able to observe contents of privileged memory, circumventing expected privilege levels Severity: High Scope of Impact: Industry-wide CVE Identifier: CVE-2018-3615, CVE-2018-3620, CVE-2018-3646 Summary...

Intel processors’ vulnerabilities, related to the possibility of speculative execution commands, allow attackers to gain unauthorized access to the system memory of the operating system or SMM-memory.

The vulnerability of Intel processors lies in the possibility of speculative execution of instructions. Exploiting this vulnerability can allow an attacker to gain unauthorized access to the memory of the operating system’s kernel or SMM memory by executing attacks through peripheral channels tha...

Intel processors’ vulnerability, related to the possibility of speculative execution commands, allows attackers to circumvent the memory isolation mechanism of virtual machines.

Intel processors’ vulnerabilities are related to the possibility of speculative execution of instructions. Exploiting these vulnerabilities can allow attackers to gain access to the memory of the supervisor or other virtual machines by overcoming the mechanism that isolates virtual machine memory...

Intel processors are vulnerable to a speculative execution side-channel attack called L1 Terminal Fault (L1TF)

Overview Intel processors are vulnerable to one or more L1 data cache information disclosure and terminal fault attacks via a speculative execution side channel. These attacks are known as L1 Terminal Fault: SGX, L1 Terminal Fault: OS/SMM, and L1 Terminal Fault: VMM. Description Speculative...

August 14, 2018—KB4343901 (Monthly Rollup)

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

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August 14, 2018—KB4343896 (Security-only update)

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

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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 ...