Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a memory leak in the mousevscprobe function in the HID hyperv driver...

AZL-62824 CVE-2025-21976 affecting package kernel 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: fbdev: hypervfb: Allow graceful removal of framebuffer When a Hyper-V framebuffer device is unbind, hypervfb driver tries to release the framebuffer forcefully. If this framebuffer is in use it produce the following WARN and henc...

AZL-69506 CVE-2025-21976 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: fbdev: hypervfb: Allow graceful removal of framebuffer When a Hyper-V framebuffer device is unbind, hypervfb driver tries to release the framebuffer forcefully. If this framebuffer is in use it produce the following WARN and henc...

DEBIAN-CVE-2025-21976

In the Linux kernel, the following vulnerability has been resolved: fbdev: hypervfb: Allow graceful removal of framebuffer When a Hyper-V framebuffer device is unbind, hypervfb driver tries to release the framebuffer forcefully. If this framebuffer is in use it produce the following WARN and henc...

UBUNTU-CVE-2025-21976

In the Linux kernel, the following vulnerability has been resolved: fbdev: hypervfb: Allow graceful removal of framebuffer When a Hyper-V framebuffer device is unbind, hypervfb driver tries to release the framebuffer forcefully. If this framebuffer is in use it produce the following WARN and henc...

UBUNTU-CVE-2025-21978

In the Linux kernel, the following vulnerability has been resolved: drm/hyperv: Fix address space leak when Hyper-V DRM device is removed When a Hyper-V DRM device is probed, the driver allocates MMIO space for the vram, and maps it cacheable. If the device removed, or in the error path for devic...

UBUNTU-CVE-2025-21977

In the Linux kernel, the following vulnerability has been resolved: fbdev: hypervfb: Fix hang in kdump kernel when on Hyper-V Gen 2 VMs Gen 2 Hyper-V VMs boot via EFI and have a standard EFI framebuffer device. When the kdump kernel runs in such a VM, loading the efifb driver may hang because of...

CVE-2025-21977

In the Linux kernel, the following vulnerability has been resolved: fbdev: hypervfb: Fix hang in kdump kernel when on Hyper-V Gen 2 VMs Gen 2 Hyper-V VMs boot via EFI and have a standard EFI framebuffer device. When the kdump kernel runs in such a VM, loading the efifb driver may hang because of...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the fbdev hypervfb module not properly handling frame buffer removal...

Azure Linux 3.0 Security Update: kernel (CVE-2024-55916)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-55916 advisory. - In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: util: Avoid accessing a...

hyperv-daemons bug fix and enhancement update

An update is available for hyperv-daemons. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list For detailed information on changes in this release, see the Rocky Lin...

CVE-2025-24048

Heap-based buffer overflow in Role: Windows Hyper-V allows an authorized attacker to elevate privileges locally...

CBL Mariner 2.0 Security Update: kernel (CVE-2024-55916)

The version of kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-55916 advisory. - In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: util: Avoid accessing a...

Linux Distros Unpatched Vulnerability : CVE-2024-55916

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Drivers: hv: util: Avoid accessing a ringbuffer not initialized yet If the KVP or VSS daemon starts before the VMBus channel's ringbuffer is fully initialized, ...

SUSE CVE-2022-49054

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Deactivate sysctlrecordpanicmsg by default in isolated guests hvpanicpage might contain guest-sensitive information, do not dump it over to Hyper-V by default in isolated guests. While at it, update some...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: util: Avoid accessing a ringbuffer not initialized yet If the KVP or VSS daemon starts before the VMBus channel's ringbuffer is fully initialized, we can hit the panic below: hvutils: Registering HyperV Utility Drive...

Azure Linux 3.0 Security Update: hyperv-daemons / kernel (CVE-2024-26979)

The version of hyperv-daemons / kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-26979 advisory. - Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

Azure Linux 3.0 Security Update: hyperv-daemons / kernel (CVE-2021-45480)

The version of hyperv-daemons / kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2021-45480 advisory. - An issue was discovered in the Linux kernel before 5.15.11. There is a memory leak in the...

Azure Linux 3.0 Security Update: hyperv-daemons (CVE-2024-26961)

The version of hyperv-daemons installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-26961 advisory. - In the Linux kernel, the following vulnerability has been resolved: mac802154: fix llsec key resourc...

Azure Linux 3.0 Security Update: hyperv-daemons / kernel (CVE-2024-27016)

The version of hyperv-daemons / kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-27016 advisory. - In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable:...