9104 matches found
USN-3521-1: NVIDIA graphics drivers vulnerability
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...
Experts Weigh In On Spectre Patch Challenges
The race to patch against the Meltdown and Spectre processor vulnerabilities disclosed last week is on. As of today, there are no known exploits in the wild impacting vulnerable Intel, AMD and ARM devices. Currently, vendors are focused on three main mitigation efforts. Patches that address the...
Microsoft Windows GDI Component Information Disclosure Vulnerability (CNVD-2018-00514)
Microsoft Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1 are products of Microsoft Corporation.Microsoft Windows 7 SP1 is an operating system for personal computers.Windows Server 2008 SP2 and R2 SP1 are server operating systems. Windows Server 2008 SP2 and R2 SP1 are server operating...
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...
hw: cpu: speculative execution permission faults handling
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...
hw: cpu: speculative execution permission faults handling
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...
hw: cpu: speculative execution permission faults handling
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...
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...
hw: cpu: speculative execution permission faults handling
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...
hw: cpu: speculative execution permission faults handling
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...
hw: cpu: speculative execution permission faults handling
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...
Meltdown Vulnerability in CPU Processor Cores
CPU hardware is a set of firmware that runs in the CPU Central Processing Unit to manage and control the CPU. A Meltdown vulnerability exists in the CPU processor kernel that "melts" the security boundaries implemented by the hardware, allowing low-privileged user-level applications to "cross the...
CPU hardware vulnerable to side-channel attacks
Overview CPU hardware implementations are vulnerable to cache side-channel attacks. These vulnerabilities are referred to as Meltdown and Spectre. Description CPU hardware implementations are vulnerable to side-channel attacks referred to as Meltdown and Spectre. Both Spectre and Meltdown take...
hw: cpu: speculative execution permission faults handling
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...
Description of the security update for the Windows GDI information disclosure vulnerability in Windows Server 2008: January 3, 2018
Description of the security update for the Windows GDI information disclosure vulnerability in Windows Server 2008: January 3, 2018 Summary A Win32k information disclosure vulnerability exists when the Windows GDI component improperly discloses kernel memory addresses. An attacker who successfull...
PT-2018-1445
Name of the Vulnerable Software and Affected Versions Intel microprocessors affected versions not specified Description The issue concerns systems with microprocessors that use speculative execution and address translations, potentially allowing unauthorized disclosure of information from the L1...
PT-2018-6841 · Linux +5 · Linux Kernel +5
Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 4.14.8 Description: The issue arises from improper validation of the sigevent-sigev notify field in the timer create syscall implementation. This leads to out-of-bounds access when the show timer function is...
CVE-2017-17741
Linux kernel compiled with the KVM virtualization CONFIGKVM support is vulnerable to an out-of-bounds read access issue. It could occur when emulating vmcall instructions invoked by a guest. A guest user/process could use this flaw to disclose kernel memory bytes...
Huawei Enjoy phone has information leakage vulnerability
Huawei Enjoy 5S/5 are both a smartphone from the Chinese company Huawei Huawei. The Huawei Enjoy phone suffers from an information leakage vulnerability, which is due to the lack of effective checking of parameters on the device. An attacker induces the user to install a malicious application tha...
CVE-2017-17741: Out-of-bounds Read
The KVM implementation in the Linux kernel through 4.14.7 allows attackers to obtain potentially sensitive information from kernel memory, aka a writemmio stack-based out-of-bounds read, related to arch/x86/kvm/x86.c and include/trace/events/kvm.h...