CVE-2021-4147

A flaw was found in the libvirt libxl driver. A malicious guest could continuously reboot itself and cause libvirtd on the host to deadlock or crash, resulting in a denial of service condition...

DEBIAN-CVE-2021-4147

A flaw was found in the libvirt libxl driver. A malicious guest could continuously reboot itself and cause libvirtd on the host to deadlock or crash, resulting in a denial of service condition...

CVE-2022-0897

A flaw was found in the libvirt nwfilter driver. The virNWFilterObjListNumOfNWFilters method failed to acquire the driver-nwfilters mutex before iterating over virNWFilterObj instances. There was no protection to stop another thread from concurrently modifying the driver-nwfilters object. This fl...

Design/Logic Flaw

A flaw was found in the libvirt nwfilter driver. The virNWFilterObjListNumOfNWFilters method failed to acquire the driver-nwfilters mutex before iterating over virNWFilterObj instances. There was no protection to stop another thread from concurrently modifying the driver-nwfilters object. This fl...

UBUNTU-CVE-2021-4147

A flaw was found in the libvirt libxl driver. A malicious guest could continuously reboot itself and cause libvirtd on the host to deadlock or crash, resulting in a denial of service condition...

Race condition

A flaw was found in the libvirt libxl driver. A malicious guest could continuously reboot itself and cause libvirtd on the host to deadlock or crash, resulting in a denial of service condition...

CVE-2022-0897

A flaw was found in the libvirt nwfilter driver. The virNWFilterObjListNumOfNWFilters method failed to acquire the driver-nwfilters mutex before iterating over virNWFilterObj instances. There was no protection to stop another thread from concurrently modifying the driver-nwfilters object. This fl...

UBUNTU-CVE-2022-0897

A flaw was found in the libvirt nwfilter driver. The virNWFilterObjListNumOfNWFilters method failed to acquire the driver-nwfilters mutex before iterating over virNWFilterObj instances. There was no protection to stop another thread from concurrently modifying the driver-nwfilters object. This fl...

CVE-2022-0897

A flaw was found in the libvirt nwfilter driver. The virNWFilterObjListNumOfNWFilters method failed to acquire the driver-nwfilters mutex before iterating over virNWFilterObj instances. There was no protection to stop another thread from concurrently modifying the driver-nwfilters object. This fl...

CVE-2021-4147

CVE-2021-4147 affects the libvirt libxl driver. A malicious guest can continuously reboot, causing libvirtd on the host to deadlock or crash, leading to a denial of service. Public docs reference the libvirt/QEMU context and confirm the issue lies in the libxl driver that can trigger host-side ha...

Red Hat libvirt 安全漏洞

Red Hat libvirt is a Linux API for implementing Linux virtualization features from Red Hat, Inc. It supports a variety of Hypervisors, including Xen and KVM, as well as QEMU and a number of virtual products for other operating systems. A security vulnerability exists in the libvirt nwfilter drive...

CVE-2022-0897

CVE-2022-0897 : In the libvirt nwfilter driver, virNWFilterObjListNumOfNWFilters fails to acquire the driver->nwfilters mutex before iterating virNWFilterObj instances, allowing concurrent modification of driver->nwfilters. This can crash the network filter management daemon (libvirtd/virtn...

CVE-2021-4147

A flaw was found in the libvirt libxl driver. A malicious guest could continuously reboot itself and cause libvirtd on the host to deadlock or crash, resulting in a denial of service condition...

CVE-2022-0897

A flaw was found in the libvirt nwfilter driver. The virNWFilterObjListNumOfNWFilters method failed to acquire the driver-nwfilters mutex before iterating over virNWFilterObj instances. There was no protection to stop another thread from concurrently modifying the driver-nwfilters object. This fl...

CVE-2022-0897

A flaw was found in the libvirt nwfilter driver. The virNWFilterObjListNumOfNWFilters method failed to acquire the driver-nwfilters mutex before iterating over virNWFilterObj instances. There was no protection to stop another thread from concurrently modifying the driver-nwfilters object. This fl...

CVE-2022-0897

A flaw was found in the libvirt nwfilter driver. The virNWFilterObjListNumOfNWFilters method failed to acquire the driver-nwfilters mutex before iterating over virNWFilterObj instances. There was no protection to stop another thread from concurrently modifying the driver-nwfilters object. This fl...

CVE-2022-0897

A flaw was found in the libvirt nwfilter driver. The virNWFilterObjListNumOfNWFilters method failed to acquire the driver-nwfilters mutex before iterating over virNWFilterObj instances. There was no protection to stop another thread from concurrently modifying the driver-nwfilters object. This fl...

CVE-2021-4147

A flaw was found in the libvirt libxl driver. A malicious guest could continuously reboot itself and cause libvirtd on the host to deadlock or crash, resulting in a denial of service condition...

Important: Red Hat Security Advisory: Red Hat Virtualization Host security and enhancement update [ovirt-4.4.10] Async #2

An update for redhat-release-virtualization-host and redhat-virtualization-host is now available for Red Hat Virtualization 4 for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base...

AlmaLinux 8 : virt:rhel and virt-devel:rhel (ALSA-2021:4191)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2021:4191 advisory. QEMU: net: e1000e: use-after-free while sending packets CVE-2020-15859 QEMU: slirp: invalid pointer initialization may lead to information disclosure boot...