SUSE-SU-2025:02316-1 Security update for xen

This update for xen fixes the following issues: - CVE-2024-36350, CVE-2024-36357: More AMD transient execution attacks bsc1246112, XSA-471 - CVE-2025-27465: Incorrect stubs exception handling for flags recovery bsc1244644, XSA-470...

Security update for xen

This update for xen fixes the following issues: Update to Xen 4.20.1 CVE-2024-36350, CVE-2024-36357: More AMD transient execution attacks bsc1246112, XSA-471 CVE-2025-27465: Incorrect stubs exception handling for flags recovery bsc1244644, XSA-470 Special Instructions and Notes: Please reboot the...

SUSE-SU-2025:02315-1 Security update for xen

This update for xen fixes the following issues: - Update to Xen 4.20.1 - CVE-2024-36350, CVE-2024-36357: More AMD transient execution attacks bsc1246112, XSA-471 - CVE-2025-27465: Incorrect stubs exception handling for flags recovery bsc1244644, XSA-470...

PT-2025-33793

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The Linux kernel contains a use-after-free UAF vulnerability in the dmabuf exp from pages function within the Xen component. This issue occurs because a file descriptor can be closed b...

xen-4.20.1_02-1.1 on GA media (moderate)

xen-4.20.102-1.1 on GA media Announcement ID: openSUSE-SU-2025:15342-1 Rating: moderate Cross-References: CVE-2025-27465 CVSS scores: CVE-2025-27465 SUSE : 7.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H CVE-2025-27465 SUSE : 6.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N...

Security update for xen

This update for xen fixes the following issues: CVE-2024-28956: Fixed Intel CPU: Indirect Target Selection ITS XSA-469 bsc1243117 CVE-2025-1713: Fixed deadlock potential with VT-d and legacy PCI device pass-through XSA-467 bsc1238043 Special Instructions and Notes: Please reboot the system after...

SUSE-SU-2025:02290-1 Security update for xen

This update for xen fixes the following issues: - CVE-2024-28956: Fixed Intel CPU: Indirect Target Selection ITS XSA-469 bsc1243117 - CVE-2025-1713: Fixed deadlock potential with VT-d and legacy PCI device pass-through XSA-467 bsc1238043...

OPENSUSE-SU-2025:15342-1 xen-4.20.1_02-1.1 on GA media

These are all security issues fixed in the xen-4.20.102-1.1 package on the GA media of openSUSE Tumbleweed...

x86: Transitive Scheduler Attacks

ISSUE DESCRIPTION Researchers from Microsoft and ETH Zurich have discovered several new speculative sidechannel attacks which bypass current protections. They are detailed in a paper titled "Enter, Exit, Page Fault, Leak: Testing Isolation Boundaries for Microarchitectural Leaks". Two issues, whi...

CLSA-2025-1751551161 Update of grub2

Improve Xen detection so we don't set GRUBENABLEBLSCFG=false for HVM domU guests - Debrand for Cloudlinux...

PT-2025-55244

Improve Xen detection so we don't set GRUB ENABLE BLSCFG=false for HVM domU guests - Debrand for Cloudlinux...

Fedora 42 : xen (2025-b3d59fca78)

The remote Fedora 42 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2025-b3d59fca78 advisory. x86: Indirect Target Selection XSA-469, CVE-2024-28956 Tenable has extracted the preceding description block directly from the Fedora security advisory. Note...

SUSE CVE-2025-27465

Certain instructions need intercepting and emulating by Xen. In some cases Xen emulates the instruction by replaying it, using an executable stub. Some instructions may raise an exception, which is supposed to be handled gracefully. Certain replayed instructions have additional logic to set up an...

x86: Incorrect stubs exception handling for flags recovery

ISSUE DESCRIPTION Certain instructions need intercepting and emulating by Xen. In some cases Xen emulates the instruction by replaying it, using an executable stub. Some instructions may raise an exception, which is supposed to be handled gracefully. Certain replayed instructions have additional...

CVE-2022-50227

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/xen: Initialize Xen timer only once Add a check for existing xen timers before initializing a new one. Currently kvmxeninittimer is called on every KVMXENVCPUATTRTYPETIMER, which is causing the following ODEBUG crash whe...

SUSE-SU-2025:02030-1 Security update for xen

This update for xen fixes the following issues: Security fixes: - CVE-2024-28956: Fixed Intel CPU: Indirect Target Selection ITS XSA-469 bsc1243117 Other fixes: - Upstream bug fixes bsc1027519...

Security update for xen

This update for xen fixes the following issues: Security fixes: CVE-2024-28956: Fixed Intel CPU: Indirect Target Selection ITS XSA-469 bsc1243117 Other fixes: Upstream bug fixes bsc1027519 Special Instructions and Notes: Please reboot the system after installing this update. Patch Instructions: T...

SUSE CVE-2022-49989

In the Linux kernel, the following vulnerability has been resolved: xen/privcmd: fix error exit of privcmdioctldmop The error exit of privcmdioctldmop is calling unlockpages potentially with pages being NULL, leading to a NULL dereference. Additionally lockpages doesn't check for pinuserpagesfast...

SUSE CVE-2022-50227

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/xen: Initialize Xen timer only once Add a check for existing xen timers before initializing a new one. Currently kvmxeninittimer is called on every KVMXENVCPUATTRTYPETIMER, which is causing the following ODEBUG crash whe...

CVE-2022-50227

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/xen: Initialize Xen timer only once Add a check for existing xen timers before initializing a new one. Currently kvmxeninittimer is called on every KVMXENVCPUATTRTYPETIMER, which is causing the following ODEBUG crash whe...