[SECURITY] Fedora 42 Update: xen-4.19.1-7.fc42

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

Important: kernel

Issue Overview: An out-of-bounds write flaw was found in the Linux kernels framebuffer-based console driver functionality in the way a user triggers ioctl FBIOPUTVSCREENINFO with malicious data. This flaw allows a local user to crash or potentially escalate their privileges on the system...

Important: kernel

Issue Overview: A flaw was found in hw. Aliases in the branch predictor may cause some AMD processors to predict the wrong branch type, potentially leading to information disclosure. CVE-2022-23825 Non-transparent sharing of return predictor targets between contexts in some IntelR Processors may...

Linux Distros Unpatched Vulnerability : CVE-2017-12855

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Xen maintains the GTFread,writing bits as appropriate, to inform the guest that a grant is in use. A guest is expected not to modify the grant details while it ...

Linux Distros Unpatched Vulnerability : CVE-2016-9383

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Xen, when running on a 64-bit hypervisor, allows local x86 guest OS users to modify arbitrary memory and consequently obtain sensitive information, cause a deni...

Linux Distros Unpatched Vulnerability : CVE-2016-7777

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Xen 4.7.x and earlier does not properly honor CR0.TS and CR0.EM, which allows local x86 HVM guest OS users to read or modify FPU, MMX, or XMM register state...

Linux Distros Unpatched Vulnerability : CVE-2016-1571

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The paginginvlpg function in include/asm-x86/paging.h in Xen 3.3.x through 4.6.x, when using shadow mode paging or nested virtualization is enabled, allows loca...

Linux Distros Unpatched Vulnerability : CVE-2016-7093

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Xen 4.5.3, 4.6.3, and 4.7.x allow local HVM guest OS administrators to overwrite hypervisor memory and consequently gain host OS privileges by leveraging...

Linux Distros Unpatched Vulnerability : CVE-2017-15592

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in Xen through 4.9.x allowing x86 HVM guest OS users to cause a denial of service hypervisor crash or possibly gain privileges because...

[SECURITY] Fedora 41 Update: xen-4.19.1-5.fc41

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

CVE-2022-49101

CVE-2022-49101 entry is rejected by the CVE Numbering Authority and does not represent an active vulnerability.

The vulnerability of Xen hypervisors, related to improper blocking mechanisms, allows attackers to trigger a service failure.

The vulnerability of Xen hypervisors is related to improper blocking mechanisms. Exploiting this vulnerability can allow an attacker to cause a service failure...

The vulnerability of Xen hypervisors, related to the lack of memory release after the effective lifespan, allows a malicious actor to gain access to confidential information.

The vulnerability of Xen hypervisors is related to data leaks in the libxl library, as well as the lack of memory release after the effective lifespan of the components. Exploiting this vulnerability can allow an attacker to access confidential information...

ROS-20250128-02

Hypervisor vlapicerror function vulnerability is related to access delimitation errors. Exploitation The vulnerability could allow an attacker acting remotely to cause a denial of service A vulnerability in the Xen hypervisor is related to improper locking in the default VGA implementation...

[SECURITY] Fedora 41 Update: xen-4.19.1-3.fc41

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

USN-7196-1 linux-azure, linux-azure-6.8 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; - MIPS architecture; - PowerPC architecture; - RISC-V architecture; - S390 architecture; -...

USN-7154-2 linux-hwe-6.8 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; - MIPS architecture; - PowerPC architecture; - RISC-V architecture; - S390 architecture; -...

Internet Bug Bounty: Deadlock in x86 HVM standard VGA handling

The Xen hypervisor contained a vulnerability in its handling of standard VGA memory accesses for HVM guests. The locking mechanism used had an unusual discipline that could lead to a deadlock when emulating an instruction with two memory accesses to VGA memory. The vulnerability was acknowledged ...

SUSE CVE-2024-56704

In the Linux kernel, the following vulnerability has been resolved: 9p/xen: fix release of IRQ Kernel logs indicate an IRQ was double-freed. Pass correct device ID during IRQ release. Dominique: remove confusing variable reset to 0...

The vulnerability of the xen-netfront driver (drivers/net/xen-netfront.c) in Xen hypervisors for Linux operating systems allows a hacker to cause a service failure.

The vulnerability of the xen-netfront driver drivers/net/xen-netfront.c in Xen hypervisors for Linux operating systems is related to a pointer swapping error. Exploiting this vulnerability can allow an attacker to cause service interruptions...