openSUSE 15: xen / xen-devel / xen-doc-html / xen-libs / xen-libs-32bit / etc (SUSE-SU-2026:0306-1)

The remote openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0306-1 advisory. - CVE-2025-58150: Fixed buffer overrun with shadow paging and tracing XSA-477 bsc1256745 - CVE-2026-23553: Fixed incomplete IBPB for vCPU isolation...

ALPINE-CVE-2026-23553

In the context switch logic Xen attempts to skip an IBPB in the case of a vCPU returning to a CPU on which it was the previous vCPU to run. While safe for Xen's isolation between vCPUs, this prevents the guest kernel correctly isolating between tasks. Consider: 1 vCPU runs on CPU A, running task ...

UBUNTU-CVE-2026-23553

In the context switch logic Xen attempts to skip an IBPB in the case of a vCPU returning to a CPU on which it was the previous vCPU to run. While safe for Xen's isolation between vCPUs, this prevents the guest kernel correctly isolating between tasks. Consider: 1 vCPU runs on CPU A, running task ...

CVE-2026-23553 x86: incomplete IBPB for vCPU isolation

In the context switch logic Xen attempts to skip an IBPB in the case of a vCPU returning to a CPU on which it was the previous vCPU to run. While safe for Xen's isolation between vCPUs, this prevents the guest kernel correctly isolating between tasks. Consider: 1 vCPU runs on CPU A, running task ...

CVE-2026-23553

In the context switch logic Xen attempts to skip an IBPB in the case of a vCPU returning to a CPU on which it was the previous vCPU to run. While safe for Xen's isolation between vCPUs, this prevents the guest kernel correctly isolating between tasks. Consider: 1 vCPU runs on CPU A, running task ...

CVE-2026-23553

In the context switch logic Xen attempts to skip an IBPB in the case of a vCPU returning to a CPU on which it was the previous vCPU to run. While safe for Xen's isolation between vCPUs, this prevents the guest kernel correctly isolating between tasks. Consider: 1 vCPU runs on CPU A, running task ...

Xen security vulnerabilities

Xen is an open-source virtual machine monitor product developed by Xen. This product allows different and incompatible operating systems to run on the same computer. It also supports migration during runtime, ensuring smooth operation and avoiding downtime. Xen has security vulnerabilities; these...

CVE-2026-23553

In the context switch logic Xen attempts to skip an IBPB in the case of a vCPU returning to a CPU on which it was the previous vCPU to run. While safe for Xen's isolation between vCPUs, this prevents the guest kernel correctly isolating between tasks. Consider: 1 vCPU runs on CPU A, running task ...

SUSE-SU-2026:0306-1 Security update for xen

This update for xen fixes the following issues: - 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...

SUSE-SU-2026:0304-1 Security update for xen

This update for xen fixes the following issues: - 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...

SUSE-SU-2026:0303-1 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...

x86: incomplete IBPB for vCPU isolation

ISSUE DESCRIPTION In the context switch logic Xen attempts to skip an IBPB in the case of a vCPU returning to a CPU on which it was the previous vCPU to run. While safe for Xen's isolation between vCPUs, this prevents the guest kernel correctly isolating between tasks. Consider: 1 vCPU runs on CP...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004899)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004899 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: fix inode list leak during backref walking at resolveindirectrefs During backref walking, ...

CVE-2026-22426 WordPress Sweet Jane theme <= 1.2 - Insecure Direct Object References (IDOR) vulnerability

Authorization Bypass Through User-Controlled Key vulnerability in Elated-Themes Sweet Jane sweetjane allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Sweet Jane: from n/a through = 1.2...

CVE-2026-22396

CVE-2026-22396 affects the WordPress Fiorello theme from Mikado-Themes up to version 1.0 (Fiorello). The vulnerability is described as an Authorization Bypass Through a User-Controlled Key, effectively an Insecure Direct Object References (IDOR) flaw that allows bypassing access control to sensit...

CVE-2025-47555 WordPress Tutor LMS plugin <= 3.9.4 - Insecure Direct Object References (IDOR) vulnerability

Authorization Bypass Through User-Controlled Key vulnerability in Themeum Tutor LMS tutor allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Tutor LMS: from n/a through = 3.9.4...

CVE-2025-10855 IDOR in Solvera Software's Teknoera

Authorization Bypass Through User-Controlled Key vulnerability in Solvera Software Services Trade Inc. Teknoera allows Exploitation of Trusted Identifiers. This issue affects Teknoera: through 01102025...

CVE-2026-23843 teklifolustur_app's IDOR vulnerability allows unauthorized access to other users' offers

teklifolusturapp is a web-based PHP application that allows users to create, manage, and track quotes for their clients. Prior to commit dd082a134a225b8dcd401b6224eead4fb183ea1c, an Insecure Direct Object Reference IDOR vulnerability exists in the offer view functionality. Authenticated users can...

MiracleLinux 4 : gcc-4.4.7-18.2.0.1.AXS4 (AXBA:2018-3035:03)

The remote MiracleLinux 4 host has packages installed that are affected by a vulnerability as referenced in the AXBA:2018-3035:03 advisory. - Systems with microprocessors utilizing speculative execution and indirect branch prediction may allow unauthorized disclosure of information to an attacker...

CVE-2025-15530

A vulnerability was determined in Open5GS up to 2.7.6. This affects the function sgwcs11handlecreateindirectdataforwardingtunnelrequest of the file /src/sgwc/s11-handler.c. Executing a manipulation can lead to reachable assertion. The attack can be executed remotely. The exploit has been publicly...