CVE-2026-45199

Imagination Technologies GPU DDK (Display Driver Kit) is affected by an out-of-bounds write vulnerability in the rgxfw_to_ptr() function, which fails to reject firmware-private data pointers. Kernel software running inside a Guest VM can post improper commands to the GPU Firmware , causing a writ...

EUVD-2026-63811

Kernel software installed and running inside a Guest VM may post improper commands to the GPU Firmware to trigger a write of data outside the Guest's virtualised GPU memory. Software installed and run under a Guest VM can send commands to the GPU which result in out of bounds memory accesses. The...

PT-2026-79294

Kernel software installed and running inside a Guest VM may post improper commands to the GPU Firmware to trigger a write of data outside the Guest's virtualised GPU memory. Software installed and run under a Guest VM can send commands to the GPU which result in out of bounds memory accesses. The...

Mattermost Server 10.11.x < 10.11.22 / 11.7.x < 11.7.7 Multiple Vulnerabilities (MMSA-2026-00672, MMSA-2026-00675, MMSA-2026-00704)

The version of Mattermost Server installed on the remote host is affected by multiple vulnerabilities as referenced in the MMSA-2026-00672, MMSA-2026-00675, MMSA-2026-00704 advisories. - Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21 fail to prevent guest users from receiving Board Admin...

CVE-2026-17091

IBM PowerVM Hypervisor FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, and FW950.00 through FW950.H2 is affected by a vulnerability in the PowerVM hypervisor call interface. An attacker with root access to a guest partition can issue a specially crafted hypervisor call to...

CVE-2026-17097

IBM PowerVM Hypervisor FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, and FW950.00 through FW950.H2 is affected by a vulnerability in the PowerVM hypervisor call interface. An attacker with root access to a guest partition can issue a specially crafted hypervisor call causin...

CVE-2026-17091

IBM PowerVM Hypervisor is affected by an integer overflow (CWE-190) in the hypervisor call interface. An attacker with root access to a guest partition can issue a specially crafted hypervisor call to inject arbitrary data into hypervisor or partition memory, causing either a full platform re-IPL...

EUVD-2026-62870

IBM PowerVM Hypervisor FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, and FW950.00 through FW950.H2 is affected by a vulnerability in the PowerVM hypervisor call interface. An attacker with root access to a guest partition can issue a specially crafted hypervisor call causin...

CVE-2026-17097

IBM PowerVM Hypervisor is affected by an improper validation of array index (CWE-129) in the hypervisor call interface . An attacker with root access to a guest partition can issue a specially crafted hypervisor call that causes a virtual processor to become permanently unresponsive , requiring a...

CVE-2026-17042 Power System Out-of-bounds Read

IBM Power Systems Firmware FW950.00 through FW950.H2, OP940.00 through OP940.a1 Power9, and OP940.00 - OP940.81 Power HMC is affected by a vulnerability in host firmware NVRAM parsing. An attacker with root access to a guest partition on an OpenPOWER system can write a specially crafted NVRAM...

CVE-2026-17042

CVE-2026-17042 is an out-of-bounds read (CWE-125) in IBM Power Systems host firmware NVRAM parsing . An attacker with root access to a guest partition on an OpenPOWER system can write a crafted NVRAM image, causing the host firmware boot stage to crash with possible memory corruption. The conditi...

CVE-2026-17042 Power System Out-of-bounds Read

IBM Power Systems Firmware FW950.00 through FW950.H2, OP940.00 through OP940.a1 Power9, and OP940.00 - OP940.81 Power HMC is affected by a vulnerability in host firmware NVRAM parsing. An attacker with root access to a guest partition on an OpenPOWER system can write a specially crafted NVRAM...

CVE-2026-72412

A flaw was found in the Linux kernel's memory management for s390 systems. An internal flag, intended to mark guest memory pages for discard after unmapping by the Kernel-based Virtual Machine KVM, was not consistently cleared when those pages were subsequently reused. This improper handling coul...

USN-8652-1 libvirt vulnerabilities

It was discovered that libvirt incorrectly handled guest reboots in the libxl driver. An attacker in a guest could possibly use this issue to cause the libvirt daemon to crash, resulting in a denial of service. This issue only affected Ubuntu 16.04 LTS. CVE-2021-4147 Alexander Kuznetsov discovere...

CVE-2026-74356

A flaw was found in the Linux kernel's vhost subsystem. An incorrect return value from the vhostgetavailidx function can cause the host to livelock. A malicious guest operating system OS can exploit this by not processing virtqueue entries, leading to the host repeatedly disabling notifications a...

CVE-2026-72278

A flaw was found in the Linux kernel's Kernel-based Virtual Machine KVM for arm64 systems. This vulnerability occurs when a guest operating system attempts to access the Virtualization Nested Control Register VNCR page. If the guest reads from VNCR before writing to it, KVM may incorrectly handle...

CVE-2026-67443

FUXA is a web-based Process Visualization SCADA/HMI/Dashboard software. In 1.3.2 and earlier, the allowDashboard authorization gate in server/integrations/node-red/index.js calls authJwt.verify for /nodered without inspecting the decoded identity. When nodeRedEnabled is true, secureEnabled is tru...

CVE-2026-67443 FUXA: Unauthenticated guest JWT bypasses Node-RED secure-mode authorization gate (Remote Script Execution)

FUXA is a web-based Process Visualization SCADA/HMI/Dashboard software. In 1.3.2 and earlier, the allowDashboard authorization gate in server/integrations/node-red/index.js calls authJwt.verify for /nodered without inspecting the decoded identity. When nodeRedEnabled is true, secureEnabled is tru...

CVE-2026-23933

In Zabbix 7.4 the cryptographic key used for signing Frontend sessions has been erroneously written to the database seed. Currently the only known exploitation scenario is for deployments that utilize both - SAML authentication and guest users. In such cases the key can be used to forge valid...

CVE-2026-23933

In Zabbix 7.4, the frontend session signing key was erroneously written to the database seed. When SAML authentication and guest users are both enabled, this key can be extracted and used to forge valid session cookies, enabling unauthorized access. CVSS 4.0 scores this HIGH (7.7). The Zabbix tic...