8710 matches found
Meltdown and Spectre
Cisco Talos is aware of three new vulnerabilities impacting Intel, AMD, Qualcomm and ARM processors used by almost all computers. We are investigating these issues and although we have not observed exploitation of these vulnerabilities in the wild, that does not mean that it has not occurred. We...
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...
RetDec - A Retargetable Machine-Code Decompiler
RetDec is a retargetable machine-code decompiler based on LLVM. The decompiler is not limited to any particular target architecture, operating system, or executable file format: Supported file formats: ELF, PE, Mach-O, COFF, AR archive, Intel HEX, and raw machine code. Supported architectures 32b...
Security Bulletin: NVIDIA Jetson TX2 L4T Security Updates for CPU Speculative Side Channel Vulnerabilities
Jetson L4T response to CPU speculative side channel vulnerabilities - CVE-2017-5753, CVE-2017-5715, CVE-2017-5754 Bulletin Summary NVIDIA is providing an initial security update to mitigate aspects of Google Project Zero's January 3, 2018, publication of novel information disclosure attacks that...
Security Bulletin: NVIDIA Jetson TX1, Jetson TK1, and Tegra K1 L4T Security Updates for CPU Speculative Side Channel Vulnerabilities
Jetson and Tegra L4T response to CPU speculative side channel vulnerabilities - CVE-2017-5753, CVE-2017-5715, CVE-2017-5754 Bulletin Summary NVIDIA is providing an initial security update to mitigate aspects of Google Project Zero's January 3, 2018, publication of novel information disclosure...
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...
x86: memory leak with MSR emulation
ISSUE DESCRIPTION In Xen 4.10, new infrastructure was introduced as part of an overhaul to how MSR emulation happens for guests. Unfortunately, one tracking structure isn't freed when a vcpu is destroyed. IMPACT A memory allocation of 8 bytes is leaked each time a vcpu is destroyed. A malicious...
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...
Microsoft Windows Multiple Vulnerabilities (KB4056892)
This host is missing a critical security update according to Microsoft KB4056892. SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...
Security Bulletin: NVIDIA SHIELD TV Security Updates for CPU Speculative Side Channel Vulnerabilities
NVIDIA SHIELD TV Response to CPU Speculative Side Channel Vulnerabilities - CVE-2017-5753, CVE-2017-5715, CVE-2017-5754 Bulletin Summary NVIDIA is providing an initial security update to mitigate aspects of Google Project Zero's January 3, 2018, publication of novel information disclosure attacks...
SUSE SLES11 Security Update : kernel (SUSE-SU-2018:0011-1) (Meltdown) (Spectre)
The SUSE Linux Enterprise 11 SP4 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: Local attackers on systems with...
Security Bulletin: NVIDIA SHIELD Tablet Security Updates for CPU Speculative Side Channel Vulnerabilities
NVIDIA SHIELD Tablet Response to CPU Speculative Side Channel Vulnerabilities - CVE-2017-5753, CVE-2017-5715, CVE-2017-5754 Go to NVIDIA Product Security. Bulletin Summary NVIDIA is providing an initial security update to mitigate aspects of Google Project Zero's January 3, 2018, publication of...
Microsoft Windows Multiple Vulnerabilities (KB4056893)
This host is missing a critical security update according to Microsoft KB4056893 SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...
Reading privileged memory with a side-channel (Meltdown & Spectre)
We have discovered that CPU data cache timing can be abused to efficiently leak information out of mis-speculated execution, leading to at worst arbitrary virtual memory read vulnerabilities across local security boundaries in various contexts. Variants of this issue are known to affect many mode...
HPESBHF03805 rev.24 - Certain HPE products using Microprocessors from Intel, AMD, and ARM, with Speculative Execution, Elevation of Privilege and Information Disclosure (CVE-2017-5715, CVE-2017-5753, CVE-2017-5754)
Potential Security Impact: Local: Disclosure of Information, Elevation of Privilege SUPPORTED SOFTWARE VERSIONS: ONLY impacted versions are listed. HPE ProLiant DL120 Gen10 Server - prior to 1.3202-01-201816 Feb 2018 HPE ProLiant DL160 Gen10 Server - prior to 1.3202-01-201816 Feb 2018 HPE ProLian...
Meltdown and Spectre CPU Flaws Affect Intel, ARM, AMD Processors
Unlike the initial reports suggested about Intel chips being vulnerable to some severe ‘memory leaking’ flaws, full technical details about the vulnerabilities have now been emerged, which revealed that almost every modern processor since 1995 is vulnerable to the issues. Disclosed today by Googl...
Updated mbedtls packages fix security vulnerability
ARM mbed TLS before 1.3.21, 2.1.x before 2.1.9 and 2.x before 2.6.0, if optional authentication is configured, allows remote attackers to bypass peer authentication via an X.509 certificate chain with many intermediates CVE-2017-14032...
