CVE-2026-46320

The CVE-2026-46320 issue in the Linux kernel tap subsystem reports a leak where tap_get_user_xdp() on error paths fails to free the page allocated for the frame, causing one page-frag chunk to leak per rejected frame in a batch. The two error paths (short frame rejection with -EINVAL and build_sk...

PT-2026-47759

In the Linux kernel, the following vulnerability has been resolved: tun: free page on build skb failure in tun xdp one When build skb fails in tun xdp one, the function sets ret to -ENOMEM and jumps to the out label, which returns without freeing the page that vhost net build xdp allocated for th...

QEMU Competitive Conditions Problem Vulnerability

QEMU Quick Emulator is a set of simulation processor software by Fabrice Bellard, a French individual developer. The software is fast and cross-platform. A security vulnerability exists in QEMU, which stems from a null pointer dereference issue in the vhostvdpagetvhostnet function...

dpdk: librte_vhost Integer truncation in vhost_user_check_and_alloc_queue_pair()

A memory corruption issue was found in DPDK versions 17.05 and above. This flaw is caused by an integer truncation on the index of a payload. Under certain circumstances, the index a UInt is copied and truncated into a uint16, which can lead to out of bound indexing and possible memory corruption...

(RHSA-2018:0054) Important: qemu-kvm-rhev security and bug fix update

KVM Kernel-based Virtual Machine is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm-rhev packages provide the user-space component for running virtual machines that use KVM in environments managed by Red Hat products. Security Fixes: An industry-wide issue was...

Moderate: Red Hat Security Advisory: qemu-kvm-rhev security and bug fix update

An update for qemu-kvm-rhev is now available for Red Hat OpenStack Platform 10.0 Newton. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...