CVE-2026-46320

The CVE-2026-46320 vulnerability affects the Linux kernel tap driver where memory pages allocated for frames in vhost_net_xdp() are not freed on error paths. Specifically, tap_get_user_xdp() may reject frames shorter than ETH_HLEN (-EINVAL) or fail build_skb() (-ENOMEM), but both error paths jump...

PT-2026-47759

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak occurs in the Linux kernel when the build skb function fails within the tun xdp one function. In this scenario, the system sets the return value to -ENOMEM and exits withou...

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...