PT-2026-58500

Name of the Vulnerable Software and Affected Versions Windows Hyper-V affected versions not specified Description A heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to elevate privileges locally. A heap-based buffer overflow occurs when a program writes more data to a...

ROS-20260630-73-0027

The vulnerability of the vmbusdisconnect function in the drivers/hv/connection.c module of the Microsoft HyperV Linux operating system kernel is related to the dereferencing of the NULL pointer. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, an...

CVE-2026-53199

A flaw was found in the Linux kernel's Hyper-V network virtual service client hvnetvsc component. This vulnerability occurs in the netvsccopytosendbuf function, where incorrect memory mapping of page buffer entries can lead to a system fault. Specifically, on 32-bit x86 systems with high memory...

Oracle Linux 9 : dracut (ELSA-2026-26533)

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-26533 advisory. 057-115.git20260527.0.1 - Skip the default FIPS logic on special UEK kernels where the FIPS module is linked directly into the kernel. Orabug: 38705580 - Ship...

CVE-2026-53199

In the Linux kernel, the following vulnerability has been resolved: hvnetvsc: use kmaplocalpage in netvsccopytosendbuf netvsccopytosendbuf copies page buffer entries into the VMBus send buffer using phystovirt on the entry PFN. Entries for the RNDIS header and the skb linear data come from...

dracut security update

057-115.git20260527.0.1 - Skip the default FIPS logic on special UEK kernels where the FIPS module is linked directly into the kernel. Orabug: 38705580 - Ship Oracle IMA certificate Orabug: 35992862 - Ship 98-integrity.conf, populating initramfs with Oracle IMA certificate Orabug: 35992862 -...

Security update for qemu

This update for qemu fixes the following issues: CVE-2025-14876: qemu-kvm: Unbounded allocation in virtio-crypto bsc1255400. CVE-2026-0665: out-of-bounds heap access can lead to a denial of service or potential memory corruption bsc1256484. CVE-2026-2243: incorrect bounds check leads to heap...

SUSE-SU-2026:2386-1 Security update for qemu

This update for qemu fixes the following issues: - CVE-2025-14876: qemu-kvm: Unbounded allocation in virtio-crypto bsc1255400. - CVE-2026-0665: out-of-bounds heap access can lead to a denial of service or potential memory corruption bsc1256484. - CVE-2026-2243: incorrect bounds check leads to hea...

SUSE-SU-2026:2385-1 Security update for qemu

This update for qemu fixes the following issues: - CVE-2026-2243: incorrect bounds check leads to heap out-of-bounds read and a 12-byte information leak when processing specially crafted VMDK files bsc1258509. - CVE-2026-3195: heap buffer overflow when reading input audio in the virtio-snd device...

CVE-2026-45641

Access of resource using incompatible type 'type confusion' in Windows Hyper-V allows an unauthorized attacker to execute code locally...

PT-2026-52295

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the netvsc copy to send buf function where page buffer entries are copied into the VMBus send buffer using phys to virt on the entry PFN. On 32-bit x86 systems with...

SUSE-SU-2026:21883-1 Security update for qemu

This update for qemu fixes the following issues - CVE-2025-14876: qemu-kvm: Unbounded allocation in virtio-crypto bsc1255400. - CVE-2026-0665: out-of-bounds heap access can lead to a denial of service or potential memory corruption bsc1256484. - CVE-2026-2243: incorrect bounds check leads to heap...

SUSE-SU-2026:21912-1 Security update for qemu

This update for qemu fixes the following issues - CVE-2025-14876: qemu-kvm: Unbounded allocation in virtio-crypto bsc1255400. - CVE-2026-0665: out-of-bounds heap access can lead to a denial of service or potential memory corruption bsc1256484. - CVE-2026-2243: incorrect bounds check leads to heap...

EUVD-2026-32841

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: fix accept queue count leak on transport mismatch virtiotransportrecvlisten calls skacceptqadded before vsockassigntransport. If vsockassigntransport fails or selects a different transport, the error path returns...

CVE-2026-46076

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Raise UD if unhandled VMMCALL isn't intercepted by L1 Explicitly synthesize a UD for VMMCALL if L2 is active, L1 does NOT want to intercept VMMCALL, nestedsvml2tlbflushenabled is true, and the hypercall is something...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Fixed the initialization of the device object in vmbusdeviceregister. Initialized the device’s dmamask,parms pointers and the device’s dmamask value before invoking deviceregister. This issue was addressed in...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021584)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021584 advisory. 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 star...

Hyper-V Privilege Escalation

The vulnerability of the Hyper-V component in Windows operating systems is related to the use of memory after it is freed. Exploiting this vulnerability can allow an attacker to increase their privileges...

PT-2026-40216

Name of the Vulnerable Software and Affected Versions Windows Hyper-V affected versions not specified Description A use after free issue in Windows Hyper-V allows an unauthorized attacker to perform a guest-to-host attack to elevate privileges locally to SYSTEM level. Use after free is a memory...

EUVD-2026-28781

In the Linux kernel, the following vulnerability has been resolved: scsi: storvsc: Fix scheduling while atomic on PREEMPTRT This resolves the follow splat and lock-up when running with PREEMPTRT enabled on Hyper-V: 415.140818 BUG: scheduling while atomic: stress-ng-iomix/1048/0x00000002 415.14082...