OESA-2026-1989 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. Security Fixes: A flaw was found in the virtio-crypto device of QEMU. A malicious guest operating system can exploit a missing length limit in the AKCIPHER path, leading to uncontrolled memory allocation...

OESA-2026-1991 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. Security Fixes: A flaw was found in the virtio-crypto device of QEMU. A malicious guest operating system can exploit a missing length limit in the AKCIPHER path, leading to uncontrolled memory allocation...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007255)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007255 advisory. In the Linux kernel, the following vulnerability has been resolved: virtio-mmio: don't break lifecycle of vmdev vmdev has a separate lifecycle because it has a 'stru...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007222)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007222 advisory. In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: free queued packets when closing socket As reported by syzbot 1, there is a memory...

ANT-2026-PQ3CNCCK · firecracker-microvm/firecracker · Memory Safety / Out-of-Bounds Read+Write (unsafe Rust)

oob-read high CVE-2026-5747 GHSA-776c-mpj7-jm3r Severity Claude high · Security research firm - · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-PQ3CNCCK: Virtio-PCI queue size writable after activation enables host OOB I...

NVIDIA Networking VIRTIO-Net, SNAP4 Vulnerabilities - Lenovo Support US

No description provided...

SUSE-SU-2026:21123-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2024-38542: RDMA/manaib: boundary check before installing cq callbacks bsc1226591. - CVE-2025-39817: efivarfs: Fix slab-out-of-bounds in...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 : QEMU vulnerabilities (USN-8161-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8161-1 advisory. It was discovered that the LSI53C895A SCSI Host Bus Adapter implementation of QEMU incorrectly handled memory. An attacker inside the...

OESA-2026-1846 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. Security Fixes: A flaw was found in QEMU. When reading input audio in the virtio-snd device input callback, the virtiosndpcmincb function did not check whether the iov could fit the data buffer,...

OESA-2026-1845 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. Security Fixes: A flaw was found in QEMU. When reading input audio in the virtio-snd device input callback, the virtiosndpcmincb function did not check whether the iov could fit the data buffer,...

OESA-2026-1847 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. Security Fixes: A flaw was found in QEMU. When reading input audio in the virtio-snd device input callback, the virtiosndpcmincb function did not check whether the iov could fit the data buffer,...

SUSE CVE-2026-5747

An out-of-bounds write issue in the virtio PCI transport in Firecracker 1.13.0 through 1.14.3 and 1.15.0 on x8664 and aarch64 might allow a local guest user with root privileges to crash the Firecracker VMM process or potentially execute arbitrary code on the host via modification of virtio queue...

USN-8161-1 qemu vulnerabilities

It was discovered that the LSI53C895A SCSI Host Bus Adapter implementation of QEMU incorrectly handled memory. An attacker inside the guest could possibly use this issue to cause QEMU to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2024-6519 It was discovered...

USN-8161-1: QEMU vulnerabilities

It was discovered that the LSI53C895A SCSI Host Bus Adapter implementation of QEMU incorrectly handled memory. An attacker inside the guest could possibly use this issue to cause QEMU to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2024-6519 It was discovered...

CVE-2026-5747

A flaw was found in Firecracker, specifically an out-of-bounds write issue within the virtio PCI transport. A local guest user with root privileges can exploit this by modifying virtio queue configuration registers after device activation. This could lead to crashing the Firecracker Virtual Machi...

CVE-2026-5747

An out-of-bounds write issue in the virtio PCI transport in Firecracker 1.13.0 through 1.14.3 and 1.15.0 on x8664 and aarch64 might allow a local guest user with root privileges to crash the Firecracker VMM process or potentially execute arbitrary code on the host via modification of virtio queue...

Amazon Firecracker 安全漏洞

Amazon Firecracker is a virtualization technology developed by Amazon, used specifically for creating and managing multi-tenant containers and functions-based services. It provides a serverless operating model, designed for creating and managing multi-tenant containers and functions-based service...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006643)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006643 advisory. In the Linux kernel, the following vulnerability has been resolved: virtio-gpu: fix a missing check to avoid NULL dereference 'cacheent' could be set NULL inside...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006653)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006653 advisory. In the Linux kernel, the following vulnerability has been resolved: virtionet: Fix error unwinding of XDP initialization When initializing XDP in virtnetopen, some r...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006740)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006740 advisory. In the Linux kernel, the following vulnerability has been resolved: um: virtiouml: Fix use-after-free after putdevice in probe When registervirtiodevice fails in...