CVE-2021-3545

CVE-2021-3545 affects QEMU’s virtio vhost-user GPU device (vhost-user-gpu) up to version 6.0. The flaw is in virgl_cmd_get_capset_info() within contrib/vhost-user-gpu/virgl.c and arises from reading uninitialized memory, allowing a malicious guest to leak host memory. Connected sources confirm th...

CVE-2021-3545

An information disclosure vulnerability was found in the virtio vhost-user GPU device vhost-user-gpu of QEMU in versions up to and including 6.0. 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...

CVE-2021-3545

An information disclosure vulnerability was found in the virtio vhost-user GPU device vhost-user-gpu of QEMU in versions up to and including 6.0. 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...

CVE-2021-3545

An information disclosure vulnerability was found in the virtio vhost-user GPU device vhost-user-gpu of QEMU in versions up to and including 6.0. 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...

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

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...

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-2021-3546: Out-of-bounds Write

An out-of-bounds write vulnerability was found in the virtio vhost-user GPU device vhost-user-gpu of QEMU in versions up to and including 6.0. The flaw occurs while processing the 'VIRTIOGPUCMDGETCAPSET' command from the guest. It could allow a privileged guest user to crash the QEMU process on t...

CVE-2021-3544: Missing Release of Memory after Effective Lifetime

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-2021-3545: Use of Uninitialized Resource

An information disclosure vulnerability was found in the virtio vhost-user GPU device vhost-user-gpu of QEMU in versions up to and including 6.0. 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...

QEMU Denial of Service Vulnerability (CNVD-2021-39039)

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. The vulnerability stems from a memory leak in vhost-user-gpu/vhost-user-gpu.c. The vulnerability is...

UVI-2021-1000153 vhost-vdpa: fix vm_flags for virtqueue doorbell mapping

vhost-vdpa: fix vmflags for virtqueue doorbell mapping 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 v5.10.36 by commit...

GSD-2021-1000153 vhost-vdpa: fix vm_flags for virtqueue doorbell mapping

vhost-vdpa: fix vmflags for virtqueue doorbell mapping 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 v5.10.36 by commit...

GSD-2021-1000158 vhost-vdpa: fix vm_flags for virtqueue doorbell mapping

vhost-vdpa: fix vmflags for virtqueue doorbell mapping 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 v5.10.36 by commit...

UVI-2021-1000084 vhost-vdpa: fix vm_flags for virtqueue doorbell mapping

vhost-vdpa: fix vmflags for virtqueue doorbell mapping 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 v5.12.3 by commit...

GSD-2021-1000120 vhost-vdpa: fix vm_flags for virtqueue doorbell mapping

vhost-vdpa: fix vmflags for virtqueue doorbell mapping 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 v5.11.20 by commit...

GSD-2021-1000084 vhost-vdpa: fix vm_flags for virtqueue doorbell mapping

vhost-vdpa: fix vmflags for virtqueue doorbell mapping 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 v5.12.3 by commit...

UVI-2021-1000120 vhost-vdpa: fix vm_flags for virtqueue doorbell mapping

vhost-vdpa: fix vmflags for virtqueue doorbell mapping 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 v5.11.20 by commit...

PT-2021-28587

Name of the Vulnerable Software and Affected Versions Linux Kernel versions v5.8 through v5.11.19 Description A potential security issue has been identified in the Linux Kernel, related to the vhost-vdpa component. The issue concerns the vm flags for virtqueue doorbell mapping. Although the actua...