CVE-2026-105959 Spice-server: spice: heap buffer overflow via glz dictionary max_encoders integer truncation

A flaw was found in spice-server. The GLZ encoder dictionary restore path truncates a sizet allocation size to int when calling the malloc callback, allowing a malicious authenticated SPICE client during VM live migration to trigger a massive heap buffer overflow by sending a crafted maxencoders...

CVE-2026-105959 Spice-server: spice: heap buffer overflow via glz dictionary max_encoders integer truncation

A flaw was found in spice-server. The GLZ encoder dictionary restore path truncates a sizet allocation size to int when calling the malloc callback, allowing a malicious authenticated SPICE client during VM live migration to trigger a massive heap buffer overflow by sending a crafted maxencoders...

CVE-2026-105959

A flaw in spice-server allows an authenticated SPICE client to trigger a massive heap buffer overflow during a VM live migration. The root cause is an integer truncation where a size_t allocation size is truncated to int when calling the malloc callback during the GLZ encoder dictionary restore p...

EUVD-2026-102846

A flaw was found in spice-server. The GLZ encoder dictionary restore path truncates a sizet allocation size to int when calling the malloc callback, allowing a malicious authenticated SPICE client during VM live migration to trigger a massive heap buffer overflow by sending a crafted maxencoders...

CVE-2026-105959

A flaw was found in spice-server. The GLZ encoder dictionary restore path truncates a sizet allocation size to int when calling the malloc callback, allowing a malicious authenticated SPICE client during VM live migration to trigger a massive heap buffer overflow by sending a crafted maxencoders...

PT-2026-115586

Name of the Vulnerable Software and Affected Versions spice-server affected versions not specified Description Multiple migration data handlers fail to perform bounds validation on client-supplied offsets within SPICE MSGC MIGRATE DATA messages. This allows an authenticated SPICE client to perfor...

CVE-2026-105958: Out-of-bounds Write

A flaw was found in spice-server. Multiple migration data handlers use client-supplied offsets from SPICEMSGCMIGRATEDATA messages without bounds validation, allowing a malicious authenticated SPICE client during VM live migration to read arbitrary heap memory or trigger heap corruption via...

CVE-2026-105959: Integer Overflow or Wraparound

A flaw was found in spice-server. The GLZ encoder dictionary restore path truncates a sizet allocation size to int when calling the malloc callback, allowing a malicious authenticated SPICE client during VM live migration to trigger a massive heap buffer overflow by sending a crafted maxencoders...

Red Hat: CVE-2026-105958: spice-server vulnerability

A flaw was found in spice-server. Multiple migration data handlers use client-supplied offsets from SPICEMSGCMIGRATEDATA messages without bounds validation, allowing a malicious authenticated SPICE client during VM live migration to read arbitrary heap memory or trigger heap corruption via...

Red Hat: CVE-2026-105959: spice-server: spice: Heap buffer overflow via GLZ dictionary max_encoders integer truncation

A flaw was found in spice-server. The GLZ encoder dictionary restore path truncates a sizet allocation size to int when calling the malloc callback, allowing a malicious authenticated SPICE client during VM live migration to trigger a massive heap buffer overflow by sending a crafted maxencoders...

PT-2026-115581

Name of the Vulnerable Software and Affected Versions spice-server affected versions not specified Description A flaw exists in the GLZ encoder dictionary restore path where a size t allocation size is truncated to an int during a malloc callback. An authenticated SPICE client can exploit this...

Linux Distros Unpatched Vulnerability : CVE-2026-105958

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in spice-server. Multiple migration data handlers use client-supplied offsets from SPICEMSGCMIGRATEDATA messages without bounds validation,...

Linux Distros Unpatched Vulnerability : CVE-2026-105959

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in spice-server. The GLZ encoder dictionary restore path truncates a sizet allocation size to int when calling the malloc callback, allowing a...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15

In the Linux kernel, the following vulnerability has been resolved: virtio-mmio: Do not break the lifecycle of vmdev. vmdev has a separate lifecycle because it has a struct device embedded within it. Therefore, having a release callback for it is correct. However, allocating the vmdev structure...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: mm: Fix unexpected zeroed page mapping with zram swap In cases where two processes are cloning under CLONEVM, a user process may be corrupted when zeroed pages are unexpectedly displayed. CPU A | CPU B --- | --- doswappage |...

Astra Linux – Vulnerability in open-vm-tools

VMware Aria Operations and VMware Tools contain a local privilege escalation vulnerability. A malicious local actor with non-administrative privileges, who has access to a VM with VMware Tools installed and managed by Aria Operations with SDMP enabled, may exploit this vulnerability to escalate...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Fixed a kernel panic that could occur when partially unmapping a GPU virtual address region. This commit addresses a kernel panic issue that can occur when the userspace tries to partially unmap a GPU virtual address...

SUSE CVE-2026-98391

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Guard page-fault worker with runtime PM check During VM teardown, the VM's runtime PM reference is dropped asynchronously, allowing the device to autosuspend while stale page faults belonging to the now-dead VM are still...

Palo Alto Networks Patches PAN-OS Authenticated RCE Flaw Amid Active Exploitation

Palo Alto Networks on Wednesday issued security updates for a high-severity flaw in PAN-OS software that has come under active exploitation. The vulnerability, tracked as CVE-2026-0322 CVSS score: 8.6, is a case of remote code execution in the management interface. "A remote code execution RCE...

CVE-2026-53882

A path traversal vulnerability exists in Virtualization Station due to improper link resolution before file access (CWE-59) during the VM Import process. A remote attacker with a valid user account can exploit this flaw to compromise system security. The vulnerability is addressed in Virtualizati...