qemu:qemu-fuzz-i386-target-generic-fuzz-virtio-net-pci-slirp: Heap-buffer-overflow in virtio_net_queue_enable

Detailed Report: https://oss-fuzz.com/testcase?key=5906296499208192 Project: qemu Fuzzing Engine: libFuzzer Fuzz Target: qemu-fuzz-i386-target-generic-fuzz-virtio-net-pci-slirp Job Type: libfuzzerasanqemu Platform Id: linux Crash Type: Heap-buffer-overflow READ 8 Crash Address: 0x61400001a7f8 Cra...

Oracle Linux 8 : kvm_utils2 (ELSA-2022-9862)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9862 advisory. - A use-after-free vulnerability was found in the LSI53C895A SCSI Host Bus Adapter emulation of QEMU. The flaw occurs while processing repeated message...

Oracle Linux 9 : qemu-kvm (ELSA-2022-9869)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9869 advisory. - A flaw was found in the QXL display device emulation in QEMU. An integer overflow in the cursoralloc function can lead to the allocation of a small...

Huawei EulerOS: Security Advisory for qemu (EulerOS-SA-2022-2410)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Huawei EulerOS: Security Advisory for qemu (EulerOS-SA-2022-2374)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

EulerOS Virtualization 2.9.0 : qemu (EulerOS-SA-2022-2410)

According to the versions of the qemu package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - A flaw was found in the virtio-net device of QEMU. This flaw was inadvertently introduced with the fix for CVE-2021-3748, which forg...

EulerOS Virtualization 2.9.1 : qemu (EulerOS-SA-2022-2374)

According to the versions of the qemu package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - A flaw was found in the virtio-net device of QEMU. This flaw was inadvertently introduced with the fix for CVE-2021-3748, which forg...

The vulnerability of the QEMU hardware emulation device’s virtio-net driver involves an issue where resources are not released after their useful lifespan has ended. This allows attackers to trigger a service failure.

The vulnerability of the QEMU virtio-net hardware emulation device is related to an error in unwinding cached elements of the virtqueue during a failure. Exploiting this vulnerability allows a remote attacker to cause a service failure...

PT-2025-25991

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak issue has been identified in the Linux kernel, specifically within the virtio net component when handling XPD TX with mergeable functionality. The problem arises when the...

AlmaLinux 8 : virt:rhel and virt-devel:rhel (5821) (ALSA-2022:5821)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2022:5821 advisory. QEMU: QXL: integer overflow in cursoralloc can lead to heap buffer overflow CVE-2021-4206 QEMU: QXL: double fetch in qxlcursor can lead to heap buffer...

Oracle Linux 8 : virt:ol / and / virt-devel:ol (ELSA-2022-5821)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-5821 advisory. libvirt 8.0.0-5.2.0.1 - Set SOURCEDATEEPOCH from changelog Orabug: 32019554 - Add runtime deps for pkg librbd1 = 1:10.2.5 Keshav Sharma 8.0.0-5.2.el8 -...

CentOS 8 : virt:rhel and virt-devel:rhel (CESA-2022:5821)

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2022:5821 advisory. - QEMU: QXL: integer overflow in cursoralloc can lead to heap buffer overflow CVE-2021-4206 - QEMU: QXL: double fetch in qxlcursor can lead to heap...

QEMU: virtio-net: map leaking on error during receive

A flaw was found in the virtio-net device of QEMU. This flaw was inadvertently introduced with the fix for CVE-2021-3748, which forgot to unmap the cached virtqueue elements on error, leading to memory leakage, use-after-free or other unexpected results. A malicious privileged guest could exploit...

virt:rhel and virt-devel:rhel security, bug fix, and enhancement update

An update is available for libguestfs, libnbd, libtpms, libguestfs-winsupport, nbdkit, supermin, libiscsi, hivex, libvirt, netcf, perl-Sys-Virt, seabios, qemu-kvm, swtpm, virt-v2v, sgabios, libvirt-dbus, libvirt-python. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS...

ALSA-2022:5821 Moderate: virt:rhel and virt-devel:rhel security, bug fix, and enhancement update

Kernel-based Virtual Machine KVM offers a full virtualization solution for Linux on numerous hardware platforms. The virt:rhel module contains packages which provide user-space components used to run virtual machines using KVM. The packages also provide APIs for managing and interacting with the...

PT-2022-33004

Name of the Vulnerable Software and Affected Versions Linux Kernel versions 4.16 through 5.4.201 Description A bug in the virtio net module related to xdp rxq info after suspend/resume has been identified. The actual impact and attack plausibility have not yet been proven. Recommendations For Lin...

PT-2022-32889

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.10.127 Description The issue is related to a bug in the virtio net component, specifically with xdp rxq info after suspend/resume. The actual impact and attack plausibility have not yet been proven...

PT-2022-33090

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.19.250 Description A bug in the virtio net component related to xdp rxq info after suspend/resume has been identified. The actual impact and attack plausibility have not yet been proven. Recommendations For...

PT-2022-32521

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.18.8 Description A bug in the virtio net module related to xdp rxq info after suspend/resume has been identified. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux...

PT-2022-32727

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.15.51 Description The issue is related to a bug in the virtio net module, specifically with xdp rxq info after suspend/resume. The actual impact and attack plausibility have not yet been proven. Recommendation...