CVE-2021-3544

Several memory leaks were found in the virtio vhost-user GPU device vhost-user-gpu of QEMU in versions up to and including 6.0. They exist in contrib/vhost-user-gpu/vhost-user-gpu.c and contrib/vhost-user-gpu/virgl.c due to improper release of memory i.e., free after effective lifetime...

CVE-2021-3544

CVE-2021-3544 concerns memory leaks in QEMU’s virtio vhost-user-gpu (vhost-user-gpu.c and virgl.c) due to improper memory release after the effective lifetime, affecting versions up to and including 6.0. The issue, identified across multiple advisories, is a memory leak in the vhost-user-gpu comp...

GSD-2021-1000350 vsock/virtio: free queued packets when closing socket

vsock/virtio: free queued packets when closing socket This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.37 by commit...

GSD-2021-1000240 vsock/virtio: free queued packets when closing socket

vsock/virtio: free queued packets when closing socket This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.12.4 by commit...

UVI-2021-1000350 vsock/virtio: free queued packets when closing socket

vsock/virtio: free queued packets when closing socket This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.37 by commit...

UVI-2021-1000240 vsock/virtio: free queued packets when closing socket

vsock/virtio: free queued packets when closing socket This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.12.4 by commit...

virtio-win bug fix and enhancement update

An update is available for virtio-win. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list For detailed information on changes in this release, see the Rocky...

CVE-2021-3544

Several memory leaks were found in the virtio vhost-user GPU device vhost-user-gpu of QEMU. They exist in contrib/vhost-user-gpu/vhost-user-gpu.c and contrib/vhost-user-gpu/virgl.c due to improper release of memory i.e., free after effective lifetime...

CVE-2021-3545

An information disclosure vulnerability was found in the virtio vhost-user GPU device vhost-user-gpu of QEMU. The flaw exists in virglcmdgetcapsetinfo in contrib/vhost-user-gpu/virgl.c and could occur due to the read of uninitialized memory. A malicious guest could exploit this issue to leak memo...

PT-2021-8268 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to a memory leak in the Linux kernel when closing a socket. Specifically, the vsock/virtio component fails to free queued packets, leading to a memory leak. This w...

dpdk: librte_vhost Malicious guest could cause segfault by sending invalid Virtio descriptor

A flaw was found in DPDK version 19.11 and above that allows a malicious guest to cause a segmentation fault of the vhost-user backend application running on the host, which could result in a loss of connectivity for the other guests running on that host. This is caused by a missing validity chec...

CVE-2020-28346

ACRN through 2.2 has a devicemodel/hw/pci/virtio/virtio.c NULL Pointer Dereference...

CVE-2020-28346

ACRN through 2.2 has a devicemodel/hw/pci/virtio/virtio.c NULL Pointer Dereference...

CVE-2020-28346: NULL Pointer Dereference

ACRN through 2.2 has a devicemodel/hw/pci/virtio/virtio.c NULL Pointer Dereference...

ACRN 代码问题漏洞

ACRN is an open source virtual machine monitor for the Internet of Things. ACRN suffers from a security vulnerability that stems from devicemodel/hw/pci/virtio/virtio.c null pointer dereference. No details of the vulnerability are provided at this time...

Privilege Escalation

qemu is vulnerable to privilege escalation. The vulnerability exists through the virtio-fs shared file system daemon virtiofsd of QEMU where the new xattrmap option may cause the security.capability xattr in the guest to not drop on file write...

CVE-2021-20263

A flaw was found in the virtio-fs shared file system daemon virtiofsd of QEMU. The new 'xattrmap' option may cause the 'security.capability' xattr in the guest to not drop on file write, potentially leading to a modified, privileged executable in the guest. In rare circumstances, this flaw could ...

CVE-2021-20263

A flaw was found in the virtio-fs shared file system daemon virtiofsd of QEMU. The new 'xattrmap' option may cause the 'security.capability' xattr in the guest to not drop on file write, potentially leading to a modified, privileged executable in the guest. In rare circumstances, this flaw could ...

CVE-2021-20263

A flaw was found in the virtio-fs shared file system daemon virtiofsd of QEMU. The new 'xattrmap' option may cause the 'security.capability' xattr in the guest to not drop on file write, potentially leading to a modified, privileged executable in the guest. In rare circumstances, this flaw could ...

CVE-2021-20263

CVE-2021-20263 concerns the virtio-fs daemon (virtiofsd) in QEMU. The issue arises from the new xattrmap option, which may prevent the guest’s security.capability xattr from dropping on file writes, potentially allowing a malicious guest user to modify a privileged executable inside the guest. Th...