An Alleged Russian Spy Was Busted Trying to Intern at The Hague

Plus: Firefox adds new privacy protections, a big Intel and AMD chip flaw, and more of the week’s top security news...

Hertzbleed exposes computers’ secret whispers

Hertzbleed is the name for a vulnerability that can be used to obtain cryptographic keys and other secret data from Intel and AMD CPUs, remotely. It works by monitoring changes in power consumption, which can be deduced by the careful timing of known workloads, thanks to a processor power saving...

CVE-2022-23823

A potential vulnerability in some AMD processors using frequency scaling may allow an authenticated attacker to execute a timing attack to potentially enable information disclosure...

Information disclosure

A potential vulnerability in some AMD processors using frequency scaling may allow an authenticated attacker to execute a timing attack to potentially enable information disclosure...

CVE-2022-23823

A potential vulnerability in some AMD processors using frequency scaling may allow an authenticated attacker to execute a timing attack to potentially enable information disclosure...

CVE-2022-23823

CVE-2022-23823 describes a timing-attack information disclosure risk on AMD processors with DVFS. Connected sources show F5 advisories (K43357358) tying Hertzbleed to BIG-IP on AMD CPUs, listing affected BIG-IP branches (e.g., 17.x up to 17.5.03) with “Will not fix” for some lines, and provide a ...

CVE-2022-23823

A potential vulnerability in some AMD processors using frequency scaling may allow an authenticated attacker to execute a timing attack to potentially enable information disclosure...

New Hertzbleed Side Channel Attack Affects All Modern AMD and Intel CPUs

A newly discovered security vulnerability in modern Intel and AMD processors could let remote attackers steal encryption keys via a power side channel attack. Dubbed Hertzbleed by a group of researchers from the University of Texas, the University of Illinois Urbana-Champaign, and the University ...

CVE-2022-24436

A potential vulnerability in some Intel® processors using frequency scaling may allow an authenticated attacker to execute a timing attack to potentially enable information disclosure. Mitigation Currently, there is no mitigation for this flaw. Intel has provided some guidance to developers of...

CVE-2022-23823

A potential vulnerability in some AMD processors using frequency scaling may allow an authenticated attacker to execute a timing attack to potentially enable information disclosure. Mitigation For mitigations please refer to the AMD Security Bulletin at...

Intel and AMD Software Developer Guidance for Power Advisory - Lenovo Support US

No description provided...

SUSE SLED15 / SLES15 Security Update : xen (SUSE-SU-2022:2065-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:2065-1 advisory. - IOMMU: RMRR VT-d and unity map AMD-Vi handling issues This CNA information record relates to multiple CVEs;...

Frequency Scaling Timing Power Side-Channels

Bulletin ID: AMD-SB-1038 Potential Impact: Information Disclosure Severity: Medium Summary AMD is aware of the academic research paper titled “Hertzbleed: Turning Power Side-Channel Attacks Into Remote Timing Attacks on x86”. AMD has been notified the researchers intend to submit their paper to...

Mageia: Security Advisory (MGASA-2022-0229)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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...

Updated kernel packages fix security vulnerabilities

This kernel update is based on upstream 5.15.46 and fixes at least the following security issues: KVM: x86: avoid calling x86 emulator without a decoded instruction CVE-2022-1852. A use-after-free vulnerability was found in the Linux kernel's Netfilter subsystem in net/netfilter/nftablesapi.c. Th...

SUSE SLED15 / SLES15 Security Update : kernel-firmware (SUSE-SU-2022:1923-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:1923-1 advisory. - Failure to flush the Translation Lookaside Buffer TLB of the I/O memory management unit IOMMU may lead an IO...

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...

SUSE-SU-2022:1923-1 Security update for kernel-firmware

This update for kernel-firmware fixes the following issues: Update to version 20220411 git commit f219d616f42b, bsc1199459: - CVE-2021-26373, CVE-2021-26347, CVE-2021-26376, CVE-2021-26350, CVE-2021-26375, CVE-2021-26378, CVE-2021-26372, CVE-2021-26339, CVE-2021-26348, CVE-2021-26342,...

SUSE: Security Advisory (SUSE-SU-2022:1840-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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...

AMD Ryzen 缓冲区错误漏洞

AMD Ryzen is a central processing unit CPU from Ultraviolet Semiconductor AMD. A buffer error vulnerability exists in the AMD Ryzen family of processors that originates from a boundary error in the system management interface and can be exploited by a local user to perform DoS attacks. The...