RHEL 7 : qemu-kvm-rhev (RHSA-2019:0148)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2019:0148 advisory. KVM Kernel-based Virtual Machine is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm-rhev packages provide the...

amd: Return Address Predictor vulnerability leading to information disclosure

A side channel vulnerability was found in hw amd. Some AMD CPUs may allow an attacker to influence the return address prediction. This issue may result in speculative execution at an attacker-controlled instruction pointer register, potentially leading to information disclosure...

NewStart CGSL CORE 5.04 / MAIN 5.04 : kernel Multiple Vulnerabilities (NS-SA-2024-0017)

The remote NewStart CGSL host, running version CORE 5.04 / MAIN 5.04, has kernel packages installed that are affected by multiple vulnerabilities: - qfqchangeclass in net/sched/schqfq.c in the Linux kernel before 6.2.13 allows an out-of-bounds write because lmax can exceed QFQMINLMAX...

SUSE CVE-2024-31142

Because of a logical error in XSA-407 Branch Type Confusion, the mitigation is not applied properly when it is intended to be used. XSA-434 Speculative Return Stack Overflow uses the same infrastructure, so is equally impacted. For more details, see: https://xenbits.xen.org/xsa/advisory-407.html...

Researchers Uncover First Native Spectre v2 Exploit Against Linux Kernel

Cybersecurity researchers have disclosed what they say is the "first native Spectre v2 exploit" against the Linux kernel on Intel systems that could be exploited to read sensitive data from the memory. The exploit, called Native Branch History Injection BHI, can be used to leak arbitrary kernel...

MGASA-2024-0115 Updated xen packages fix security vulnerabilities

x86: shadow stack vs exceptions from emulation stubs. CVE-2023-46841 x86: Register File Data Sampling. CVE-2023-28746 GhostRace: Speculative Race Conditions. CVE-2024-2193...

Updated xen packages fix security vulnerabilities

x86: shadow stack vs exceptions from emulation stubs. CVE-2023-46841 x86: Register File Data Sampling. CVE-2023-28746 GhostRace: Speculative Race Conditions. CVE-2024-2193...

Intel CPU 安全漏洞

Intel CPU is an Intel's processor from the American company Intel. The device is used to interpret computer instructions as well as process data in computer software. The Intel CPU has a security vulnerability that stems from the presence of a branch-target injection BTI problem. An attacker...

x86: Incorrect logic for BTC/SRSO mitigations

ISSUE DESCRIPTION Because of a logical error in XSA-407 Branch Type Confusion, the mitigation is not applied properly when it is intended to be used. XSA-434 Speculative Return Stack Overflow uses the same infrastructure, so is equally impacted. For more details, see:...

openSUSE: Security Advisory for xen (SUSE-SU-2024:1101-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 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...

SUSE SLED15: xen / xen-devel / xen-doc-html / xen-libs / xen-libs-32bit / etc (SUSE-SU-2024:1102-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2024:1102-1 advisory. - CVE-2023-28746: Register File Data Sampling bsc1221332 - CVE-2024-2193: Fixed GhostRace, a...

SUSE-SU-2024:1152-1 Security update for xen

This update for xen fixes the following issues: - CVE-2023-28746: Register File Data Sampling bsc1221332 - CVE-2024-2193: Fixed GhostRace, a speculative race conditions. bsc1221334...

SUSE SLES12: xen / xen-devel / xen-doc-html / xen-libs / xen-libs-32bit / etc (SUSE-SU-2024:1105-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2024:1105-1 advisory. - CVE-2023-28746: Register file data sampling. bsc1221332 - CVE-2024-2193: Fixed GhostRace, a speculative race conditions. bsc12213...

SUSE CVE-2024-26670

In the Linux kernel, the following vulnerability has been resolved: arm64: entry: fix ARM64WORKAROUNDSPECULATIVEUNPRIVLOAD Currently the ARM64WORKAROUNDSPECULATIVEUNPRIVLOAD workaround isn't quite right, as it is supposed to be applied after the last explicit memory access, but is immediately...

DEBIAN-CVE-2024-26670

In the Linux kernel, the following vulnerability has been resolved: arm64: entry: fix ARM64WORKAROUNDSPECULATIVEUNPRIVLOAD Currently the ARM64WORKAROUNDSPECULATIVEUNPRIVLOAD workaround isn't quite right, as it is supposed to be applied after the last explicit memory access, but is immediately...

UBUNTU-CVE-2024-26670

In the Linux kernel, the following vulnerability has been resolved: arm64: entry: fix ARM64WORKAROUNDSPECULATIVEUNPRIVLOAD Currently the ARM64WORKAROUNDSPECULATIVEUNPRIVLOAD workaround isn't quite right, as it is supposed to be applied after the last explicit memory access, but is immediately...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a security flaw in arm64WORKAROUNDSPECULATIVEUNPRIVLOAD...

Fedora 38 : xen (2024-29f57f1b4e)

The remote Fedora 38 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2024-29f57f1b4e advisory. x86: Register File Data Sampling XSA-452, CVE-2023-28746 GhostRace: Speculative Race Conditions XSA-453, CVE-2024-2193 Tenable has extracted the...

Fedora 39 : xen (2024-9e9f53d01d)

The remote Fedora 39 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2024-9e9f53d01d advisory. x86: Register File Data Sampling XSA-452, CVE-2023-28746 GhostRace: Speculative Race Conditions XSA-453, CVE-2024-2193 Tenable has extracted the...

Speculative Race Condition

Modern CPU architectures supporting speculative execution are vulnerable to a Speculative Race Condition SRC vulnerability, akin to Spectre V1. The vulnerability arises from race conditions that allow an unauthenticated attacker to exploit speculative executable code paths, potentially disclosing...