[SECURITY] Fedora 43 Update: xen-4.20.2-4.fc43

This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor...

Xen 安全漏洞

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 operation, ensuring smooth functioning and avoiding downtime. Xen has security vulnerabilities;...

Xen 安全漏洞

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 a security vulnerability, which...

Fedora: Security Advisory (FEDORA-2026-8ae1a1c3d7)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 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...

Fedora 43 : xen (2026-8ae1a1c3d7)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-8ae1a1c3d7 advisory. Use after free of paging structures in EPT XSA-480, CVE-2026-23554 Xenstored DoS by unprivileged domain XSA-481, CVE-2026-23555 Tenable has extracte...

SUSE: Security Advisory (SUSE-SU-2026:0908-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 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...

openSUSE Security Advisory (SUSE-SU-2026:0908-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 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 SLES15: xen / xen-devel / xen-doc-html / xen-libs / xen-libs-32bit / etc (SUSE-SU-2026:0908-1)

The remote SUSE Linux SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0908-1 advisory. - CVE-2026-23554: xen: Use after free of paging structures in EPT bsc1259247, XSA-480 - CVE-2026-23555: xen: Xenstore...

Security update for xen

This update for xen fixes the following issues: CVE-2026-23554: xen: Use after free of paging structures in EPT bsc1259247, XSA-480 CVE-2026-23555: xen: Xenstored DoS by unprivileged domain bsc1259248, XSA-481 Patch Instructions: To install this SUSE update use the SUSE recommended installation...

SUSE-SU-2026:0908-1 Security update for xen

This update for xen fixes the following issues: - CVE-2026-23554: xen: Use after free of paging structures in EPT bsc1259247, XSA-480 - CVE-2026-23555: xen: Xenstored DoS by unprivileged domain bsc1259248, XSA-481...

openSUSE 16 Security Update : qemu (openSUSE-SU-2026:20357-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20357-1 advisory. - Update to version 10.0.8 - CVE-2025-14876: Fixed unbounded allocation in virtio-crypto. bsc1255400 - CVE-2026-0665: Fixed PIRQ bounds check in...

Security update for qemu (moderate)

openSUSE security update: security update for qemu ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:20357-1 Rating: moderate References: bsc1255400 bsc1256484 bsc1257474 bsc1257492 Cross-References: CVE-2025-14876 CVE-2026-0665 CVSS scores:...

OPENSUSE-SU-2026:20357-1 Security update for qemu

This update for qemu fixes the following issues: - Update to version 10.0.8 - CVE-2025-14876: Fixed unbounded allocation in virtio-crypto. bsc1255400 - CVE-2026-0665: Fixed PIRQ bounds check in xenphysdevmappirq. bsc1256484...

SUSE-SU-2026:20693-1 Security update for qemu

This update for qemu fixes the following issues: - Update to version 10.0.8 - CVE-2025-14876: Fixed unbounded allocation in virtio-crypto. bsc1255400 - CVE-2026-0665: Fixed PIRQ bounds check in xenphysdevmappirq. bsc1256484...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 : QEMU vulnerabilities (USN-8073-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8073-1 advisory. It was discovered that the UHCI controller implementation of QEMU could be brought into an invalid state. An attacker inside the gues...

USN-8073-1 qemu vulnerabilities

It was discovered that the UHCI controller implementation of QEMU could be brought into an invalid state. An attacker inside the guest could possibly use this issue to cause QEMU to crash, resulting in a denial of service. CVE-2024-8354 It was discovered that QEMU incorrectly handled memory durin...

USN-8073-1: QEMU vulnerabilities

It was discovered that the UHCI controller implementation of QEMU could be brought into an invalid state. An attacker inside the guest could possibly use this issue to cause QEMU to crash, resulting in a denial of service. CVE-2024-8354 It was discovered that QEMU incorrectly handled memory durin...

EUVD-2026-9392

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-2026:20498-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and Micro 6.1 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2023-54013: interconnect: Fix locking for runpm vs reclaim bsc1256280. - CVE-2025-38321: smb: Log an error when closeallcacheddirs fails bsc1246328. ...

SUSE SLED15 / SLES15 Security Update : xen (SUSE-SU-2026:0589-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0589-1 advisory. - CVE-2025-58150: buffer overrun with shadow paging + tracing XSA-477 bsc1256745. - CVE-2026-23553: incomplete...