Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xen: privcmd: Fixed the possibility of accessing a freed kirqfd instance. Nothing prevents simultaneous ioctl calls to privcmdirqfdassign and privcmdirqfddeassign. If this occurs, it is possible that a kirqfd created and added to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: acpi: Fixed suspend with Xen PV The commit f1e525009493 "x86/boot: Skipping realmode init code when running as Xen PV guest" missed one code path that accessed the realmodeheader, leading to a NULL dereference when suspending the...

Astra Linux – Vulnerability in Linux 5.10

The Linux kernel before version 5.18.13 lacked a clear mechanism for handling the block starting symbol .bss. This allowed Xen PV guest OS users to cause a denial of service or gain privileges...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/xen: Fixed error handling for eventfd in kvmxeneventfdassign Do not call eventfdctxput in case of an error. Introduced a new goto target instead. - Paolo...

CVE-2026-23558

The adjustments made for XSA-379 as well as those subsequently becoming XSA-387 still left a race window, when a HVM or PVH guest does a grant table version change from v2 to v1 in parallel with mapping the status pages via XENMEMaddtophysmap. Some of the status pages may then be freed while...

EUVD-2026-30928

The adjustments made for XSA-379 as well as those subsequently becoming XSA-387 still left a race window, when a HVM or PVH guest does a grant table version change from v2 to v1 in parallel with mapping the status pages via XENMEMaddtophysmap. Some of the status pages may then be freed while...

USN-8275-1 linux-xilinx-zynqmp vulnerabilities

Stonejiajia, Shir Tamari and Sagi Tzadik discovered that the OverlayFS implementation in the Ubuntu Linux kernel did not properly perform permission checks in certain situations. A local attacker could possibly use this to gain elevated privileges. CVE-2023-2640 Shir Tamari and Sagi Tzadik...

SUSE-SU-2026:1998-1 Security update for xen

This update for xen fixes the following issue - CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption bsc1264066...

Security update for xen

This update for xen fixes the following issue CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption bsc1264066. Special Instructions and Notes: Please reboot the system after installing this update. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like...

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 a security vulnerability th...

Xen 竞争条件问题漏洞

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 race condition vulnerability,...

Security update for xen

This update for xen fixes the following issue CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption bsc1264066. Special Instructions and Notes: Please reboot the system after installing this update. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like...

SUSE-SU-2026:1933-1 Security update for xen

This update for xen fixes the following issue - CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption bsc1264066...

OPENSUSE-SU-2026:10800-1 xen-4.21.1_06-1.1 on GA media

These are all security issues fixed in the xen-4.21.106-1.1 package on the GA media of openSUSE Tumbleweed...

[SECURITY] Fedora 42 Update: xen-4.19.5-2.fc42

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

x86: CPU Opcode Cache corruption

ISSUE DESCRIPTION AMD have disclosed a potential vulnerability in certain CPUs which can cause instructions to execute at a higher privilege. For more information, see: https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7052.html IMPACT Code of any privilege could escalate to a...

USN-8180-6 linux-raspi vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Block layer subsystem; - Drivers core; - Bluetooth drivers; - DMA engine subsystem; - GPU...

USN-8180-6: Linux kernel (Raspberry Pi) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Block layer subsystem; - Drivers core; - Bluetooth drivers; - DMA engine subsystem; - GPU...

SUSE SLED15 / SLES15 Security Update : xen (SUSE-SU-2026:1743-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1743-1 advisory. - Update to Xen 4.20.3 bug fix release bsc1027519 jscPED-8907. - CVE-2025-54505: Floating Point Divider State...

Security update for xen

This update for xen fixes the following issues: Update to Xen 4.20.3 bug fix release bsc1027519 jscPED-8907. CVE-2025-54505: Floating Point Divider State Sampling on AMD CPUs AMD-SN-7053 bsc1262428. CVE-2026-23557: Xenstored DoS via XSRESETWATCHES command bsc1262178. CVE-2026-23558: grant table v...