PT-2022-6067

Name of the Vulnerable Software and Affected Versions Linux Kernel affected versions not specified Description A flaw named "EntryBleed" was found in the Linux Kernel Page Table Isolation KPTI. This issue could allow a local attacker to leak KASLR base via prefetch side-channels based on TLB timi...

New 'Retbleed' Speculative Execution Attack Affects AMD and Intel CPUs

Security researchers have uncovered yet another vulnerability affecting numerous older AMD and Intel microprocessors that could bypass current defenses and result in Spectre-based speculative-execution attacks. Dubbed Retbleed by ETH Zurich researchers Johannes Wikner and Kaveh Razavi, the issue ...

openSUSE: Security Advisory for kernel-firmware (SUSE-SU-2022:1923-1)

The remote host is missing an update for the Copyright C 2022 Greenbone Networks GmbH 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-or-later This program is free software; you can...

The vulnerability of TLS and SSL Mbed TLS implementations lies in the exposure of information due to incompatibilities, allowing attackers to gain access to confidential data.

The vulnerability of TLS and SSL Mbed TLS implementations lies in the dependence of the instruction’s execution time on the data of that instruction. Exploiting this vulnerability allows a remote attacker to gain access to confidential data...

Unbreakable Enterprise kernel-container security update

5.4.17-2136.304.4.4 - arm64: Use the clearbhb instruction in mitigations James Morse Orabug: 33921646 - arm64: add IDAA64ISAR2EL1 sys register Joey Gouly Orabug: 33921646 - KVM: arm64: Allow SMCCCARCHWORKAROUND3 to be discovered and migrated James Morse Orabug: 33921646 - arm64: Mitigate spectre...

14 New XS-Leaks (Cross-Site Leaks) Attacks Affect All Modern Web Browsers

Researchers have discovered 14 new types of cross-site data leakage attacks against a number of modern web browsers, including Tor Browser, Mozilla Firefox, Google Chrome, Microsoft Edge, Apple Safari, and Opera, among others. Collectively known as "XS-Leaks," the browser bugs enable a malicious...

Information disclosure

Information disclosure through timing and power side-channels during mod exponentiation for RSA-CRT in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Voice &...

CVE-2021-1924

CVE-2021-1924 is an information-disclosure vulnerability arising from timing and power-side channels during RSA-CRT mod exponentiation in Qualcomm/Snapdragon closed-source components (notably in Snapdragon Auto/Compute/Connectivity families). The issue is described across multiple sources, includ...

Qualcomm 多款组件加密问题漏洞

Qualcomm MDM9206 and others are products of Qualcomm Incorporated.MDM9206 is a central processing unit CPU.MDM9607 is a central processing unit CPU.MDM9640 is a central processing unit CPU.MDM9650 is a central processing unit CPU.MSM8996AU is a central processing unit CPU.QCA6574AU is a central...

CVE-2021-26318 Side-channels Related to the x86 PREFETCH Instruction

A timing and power-based side channel attack leveraging the x86 PREFETCH instructions on some AMD CPUs could potentially result in leaked kernel address space information...

Advanced Micro Devices Cpu 信息泄露漏洞

The Advanced Micro Devices Cpu Amd Cpu is an excellent central processor for Amd from Advanced Micro Devices, USA . The Advanced Micro Devices Cpu has a security vulnerability that can be exploited by an attacker to cause kernel address space information disclosure on some AMD cpus utilizing the...

AMD x86 PREFETCH instruction related side-channels - Lenovo Support US

No description provided...

CVE-2020-27211

Nordic Semiconductor nRF52840 devices through 2020-10-19 have improper protection against physical side channels. The flash read-out protection APPROTECT can be bypassed by injecting a fault during the boot phase...

UBUNTU-CVE-2021-31829

kernel/bpf/verifier.c in the Linux kernel through 5.12.1 performs undesirable speculative loads, leading to disclosure of stack content via side-channel attacks, aka CID-801c6058d14a. The specific concern is not protecting the BPF stack area against speculative loads. Also, the BPF stack can...

New Browser Attack Allows Tracking Users Online With JavaScript Disabled

Researchers have discovered a new side-channel that they say can be reliably exploited to leak information from web browsers that could then be leveraged to track users even when JavaScript is completely disabled. "This is a side-channel attack which doesn't require any JavaScript to run," the...

Design/Logic Flaw

Due to the use of non-time-constant comparison functions there is issue in timing side channels which can be used as a potential side channel for SUI corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile,...

Huawei EulerOS: Security Advisory for qemu (EulerOS-SA-2019-2300)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 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...

Kernel: speculative bounds check bypass store

An industry-wide issue was found in the way many modern microprocessor designs have implemented speculative execution of instructions past bounds check. The flaw relies on the presence of a precisely-defined instruction sequence in the privileged code and the fact that memory writes occur to an...

kernel: powerpc: incomplete Spectre-RSB mitigation leads to information exposure

A flaw was found in the way the Linux kernel implemented a software flush of the Count Cache indirect branch cache and Link Return Address Stack on the PowerPC platform. The flushing of these structures helps to prevent SpectreRSB like attacks which may leak information from one user process to...

Design/Logic Flaw

Due to the use of non-time-constant comparison functions there is issue in timing side channels which can be used as a potential side channel for SUI corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile,...