CVE-2026-63623 Libvirt: information disclosure via world-readable storage volume images during clone/convert

A flaw was found in libvirt. During storage volume clone or convert operations, newly created volume images were temporarily world-readable. This was caused by the qemu-img utility running with overly permissive file creation settings, allowing any local user to read the full guest disk contents...

CVE-2026-63623

CVE-2026-63623 affects libvirt during storage volume clone or convert operations, where qemu-img creates new volume images with overly permissive file permissions, temporarily making them world-readable and allowing local users to read the full guest disk contents. This could lead to sensitive in...

CVE-2026-63623

A flaw was found in libvirt. During storage volume clone or convert operations, newly created volume images were temporarily world-readable. This was caused by the qemu-img utility running with overly permissive file creation settings, allowing any local user to read the full guest disk contents...

Astra Linux – Vulnerability in Qemu

A flaw was discovered in QEMU. When reading input audio from the virtio-snd device’s input callback, the virtiosndpcmincb function did not check whether the iov could accommodate the data buffer, potentially leading to a heap out-of-bounds write. This issue persists due to an incomplete fix for...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: x86/vmware: Fixed hypercall clobbering issues Fedora QA reported the following panic: BUG: Unable to handle a page fault for address: 0000000040003e54 PF: Supervisor write access in kernel mode PF: Errorcode0x0002 – Not-presen...

Astra Linux – Vulnerability in Qemu

A flaw was discovered in QEMU. This vulnerability allows a local attacker within a guest virtual machine to write data beyond its allocated memory. This occurs when the cpuphysicalmemorymap function returns a shorter length than expected, resulting in an out-of-bounds write. Successful exploitati...

Astra Linux – Vulnerability in Qemu

An integer overflow vulnerability was discovered in the virtio-snd device through PCMINFO requests from the guest. A malicious guest can provide out-of-bounds stream counts, potentially leading to unbounded memory allocation on the host and a denial of service condition...

Astra Linux – Vulnerability in Qemu

A flaw was discovered in QEMU. A specially crafted VMDK image could trigger an out-of-bounds read vulnerability, potentially leading to a 12-byte leak of sensitive information or a denial of service condition DoS...

Linux Distros Unpatched Vulnerability : CVE-2026-6426

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A type mismatch vulnerability was found in QEMU's vhost inflight migration VMState handling. The destination buffer size is stored as a uint64t but read by the...

PT-2026-69982

Name of the Vulnerable Software and Affected Versions QEMU affected versions not specified Description A type mismatch exists in the vhost inflight migration VMState handling. The destination buffer size is stored as a uint64 t but is read by the VMS VBUFFER load path as a signed int32 t. On...

Linux Distros Unpatched Vulnerability : CVE-2026-63623

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 libvirt. During storage volume clone or convert operations, newly created volume images were temporarily world-readable. This was caused by...

MiracleLinux 9 : qemu-kvm-10.1.0-17.el9_8.4.ML.1 (AXSA:2026-1505:04)

The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-1505:04 advisory. qemu-kvm: Heap buffer overflow in virtio-blk SCSI request handling CVE-2026-48914 Tenable has extracted the preceding description block directly from the...

GHSA-F4WG-8884-3QG5 vulnerabilities

Vulnerabilities for packages: linux-gcp, linux-aws, linux-azure, linux-vmware, linux-qemu...

GHSA-JXR7-X2HM-5G42 vulnerabilities

Vulnerabilities for packages: linux-gcp, linux-aws, linux-azure, linux-vmware, linux-qemu...

CVE-2026-53399 vulnerabilities

Vulnerabilities for packages: linux-gcp, linux-aws, linux-azure, linux-vmware, linux-qemu...

CVE-2026-53402 vulnerabilities

Vulnerabilities for packages: linux-gcp, linux-aws, linux-azure, linux-vmware, linux-qemu...

AlmaLinux 9 : qemu-kvm (ALSA-2026:39311)

The remote AlmaLinux 9 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:39311 advisory. qemu-kvm: Heap buffer overflow in virtio-blk SCSI request handling CVE-2026-48914 Tenable has extracted the preceding description block directly from the AlmaLinu...

CVE-2026-53027 vulnerabilities

Vulnerabilities for packages: linux-gcp, linux-qemu-melange, linux-qemu...

GHSA-MCQQ-386F-GVF4 vulnerabilities

Vulnerabilities for packages: linux-gcp, linux-qemu-melange, linux-qemu...

AZL-94302 CVE-2025-63913 affecting package qemu for versions less than 0.0.0-0

An issue was discovered in OpenSBI 1.3 allowing attackers to cause a denial of service via crafted request to the SBI function 2 or the 'Find and configure a matching counter' function of SBI PMU extension...