CVE-2023-0045

Bypassing Spectre-BTI User Space Mitigations on Linux This is a working document, please send us feedback if you think we got something wrong or if we missed a citation Version 1.0 José Oliveira esoj Rodrigo Branco BSDaemon Introduction When testing the success rate of Spectre-BTI attacks, we...

CVE-2023-0045

Evadiendo las mitigaciones de Spectre-BTI en el espacio de usuario de Linux Este es un documento de trabajo; por favor, envíenos sus comentarios si cree que nos equivocamos en algo o si omitimos alguna cita Versión 1.0 José Oliveira esoj Rodrigo Branco BSDaemon Introducción Al probar la tasa de...

Siemens SIMATIC S7-1500 CPU 1518 MFP Resource Leak (CVE-2025-40300)

In the Linux kernel, the following vulnerability has been resolved: x86/vmscape: Add conditional IBPB mitigation VMSCAPE is a vulnerability that exploits insufficient branch predictor isolation between a guest and a userspace hypervisor like QEMU. Existing mitigations already protect kernel/KVM...

AZL-93809 CVE-2026-64507 affecting package kernel for versions less than 6.6.145.2-1

In the Linux kernel, the following vulnerability has been resolved: x86/bugs: Enable IBPB flush on BPF JIT allocation Enable hardening against JIT spraying when Spectre-v2 mitigations are in use. Specifically, issue an IBPB flush on BPF JIT memory reuse. Skip enabling the IBPB flush if the BPF...

CVE-2026-64507

In the Linux kernel, the following vulnerability has been resolved: x86/bugs: Enable IBPB flush on BPF JIT allocation Enable hardening against JIT spraying when Spectre-v2 mitigations are in use. Specifically, issue an IBPB flush on BPF JIT memory reuse. Skip enabling the IBPB flush if the BPF...

Security update for xen

This update for xen fixes the following issues: CVE-2025-58150: buffer overrun with shadow paging + tracing XSA-477 bsc1256745. CVE-2026-23553: incomplete IBPB for vCPU isolation XSA-479 bsc1256747. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like...

Updated xen packages fix security vulnerabilities

x86: buffer overrun with shadow paging + tracing. CVE-2025-58150 x86: incomplete IBPB for vCPU isolation. CVE-2026-23553...

Security update for xen

This update for xen fixes the following issues: Security fixes: CVE-2025-58150: Fixed buffer overrun with shadow paging and tracing XSA-477 bsc1256745 CVE-2026-23553: Fixed incomplete IBPB for vCPU isolation XSA-479 bsc1256747 CVE-2025-58149: Fixed incorrect removal od permissions on PCI device...

MiracleLinux 7 : kernel-3.10.0-1160.119.1.0.6.el7.AXS7 (AXSA:2024-9046:38)

"The remote MiracleLinux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-9046:38 advisory. net/mlx5e: SHAMPO, Fix invalid WQ linked list unlink CVE-2024-44970 PCI: Add missing bridge lock to pcibuslock CVE-2024-46750 net/mlx5: Discard...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004182)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004182 advisory. A flaw was found in the Linux kernel before 5.8-rc1 in the implementation of the Enhanced IBPB Indirect Branch Prediction Barrier. The IBPB mitigation will be disabl...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001770)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001770 advisory. The current implementation of the prctl syscall does not issue an IBPB immediately during the syscall. The ibprctlset function updates the Thread Information Flags...

MiracleLinux 9 : kernel-5.14.0-570.62.1.el9_6 (AXSA:2025-11101:89)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-11101:89 advisory. kernel: information leak via transient execution vulnerability in some AMD processors CVE-2024-36350 kernel: transient execution vulnerability in...

MiracleLinux 9 : kernel-5.14.0-611.9.1.el9_7 (AXSA:2025-11506:95)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-11506:95 advisory. kernel: firmware: armscpi: Ensure scpiinfo is not assigned if the probe fails CVE-2022-50087 kernel: sunrpc: fix client side handling of tls alerts...

RHEL 10 : kernel (RHSA-2026:0271)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:0271 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: x86/vmscape: Add conditional...

Moderate: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Moderate: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service. Red Hat Product Security has rated this update as...

RHEL 8 : kernel (RHSA-2025:22006)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:22006 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ethtool: check device is...

RHEL 9 : kernel-rt (RHSA-2025:22124)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:22124 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

RHEL 9 : kernel (RHSA-2025:22066)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:22066 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ALSA: usb-audio: Validate UAC...