CVE-2021-34856

This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop 16.1.3 49160. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists withi...

CVE-2021-34856

CVE-2021-34856 affects Parallels Desktop 16.1.3 (49160). The vulnerability is in the virtio-gpu virtual device and stems from improper validation of user-supplied data, causing a memory corruption condition that can be exploited by a local attacker to escalate privileges and execute arbitrary cod...

CVE-2021-34856: Improper Restriction of Operations within the Bounds of a Memory Buffer

This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop 16.1.3 49160. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists withi...

PT-2021-20703 · Parallels · Parallels Desktop

Name of the Vulnerable Software and Affected Versions: Parallels Desktop version 16.1.3 Description: This issue allows local attackers to escalate privileges on affected installations. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to...

The vulnerability of the `virtio_gpu_set_scanout` function in the `hw/display/virtio-gpu.c` component of the QEMU hardware emulation software occurs due to a lack of memory release mechanism before deleting the last reference. This allows a malicious actor to trigger a service failure.

The vulnerability of the virtiogpusetscanout function in the hw/display/virtio-gpu.c component of the QEMU hardware emulation software is related to a lack of a mechanism for freeing memory before deleting the last pointer. Exploiting this vulnerability allows an attacker to trigger a service...

DEBIAN-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...

UBUNTU-CVE-2021-3546

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-2016-7994

Memory leak in the virtiogpuresourcecreate2d function in hw/display/virtio-gpu.c in QEMU aka Quick Emulator allows local guest OS administrators to cause a denial of service memory consumption via a large number of VIRTIOGPUCMDRESOURCECREATE2D commands...

USN-3414-1 qemu vulnerabilities

Leo Gaspard discovered that QEMU incorrectly handled VirtFS access control. A guest attacker could use this issue to elevate privileges inside the guest. CVE-2017-7493 Li Qiang discovered that QEMU incorrectly handled VMWare PVSCSI emulation. A privileged attacker inside the guest could use this...

USN-3392-1 linux, linux-aws, linux-gke, linux-raspi2, linux-snapdragon regression

USN-3378-1 fixed vulnerabilities in the Linux kernel. Unfortunately, a regression was introduced that prevented conntrack from working correctly in some situations. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Fan Wu and Shixiong Zhao discovered a...

Updated kernel-linus packages fixes security and other bugs

This kernel-linus update is based on upstream 4.9.40 and fixes at least the following security issues: Linux kernel built with the VirtIO GPU driverCONFIGDRMVIRTIOGPU support is vulnerable to a memory leakage issue. It could occur while creating a virtio gpu object in virtiogpuobjectcreate. A...

Updated kernel-tmb packages fixes security and other bugs

This kernel-tmb update is based on upstream 4.9.40 and fixes at least the following security issues: Linux kernel built with the VirtIO GPU driverCONFIGDRMVIRTIOGPU support is vulnerable to a memory leakage issue. It could occur while creating a virtio gpu object in virtiogpuobjectcreate. A...

MGASA-2017-0260 Updated kernel-linus packages fixes security and other bugs

This kernel-linus update is based on upstream 4.4.79 and fixes at least the following security issues: Linux kernel built with the VirtIO GPU driverCONFIGDRMVIRTIOGPU support is vulnerable to a memory leakage issue. It could occur while creating a virtio gpu object in virtiogpuobjectcreate. A...

Updated kernel-tmb packages fixes security and other bugs

This kernel-tmb update is based on upstream 4.4.79 and fixes at least the following security issues: Linux kernel built with the VirtIO GPU driverCONFIGDRMVIRTIOGPU support is vulnerable to a memory leakage issue. It could occur while creating a virtio gpu object in virtiogpuobjectcreate. A...

Debian DSA-3927-1 : linux - security update (Stack Clash)

Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks. - CVE-2017-7346 Li Qiang discovered that the DRM driver for VMware virtual GPUs does not properly check user-controlled values in the...

Ubuntu 16.04 LTS : Linux kernel (HWE) vulnerabilities (USN-3377-2)

The remote Ubuntu 16.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-3377-2 advisory. USN-3377-1 fixed vulnerabilities in the Linux kernel for Ubuntu 17.04. This update provides the corresponding updates for the Linux Hardware Enablement H...

Ubuntu 17.04 : linux, linux-raspi2 vulnerabilities (USN-3377-1) (Stack Clash)

Fan Wu and Shixiong Zhao discovered a race condition between inotify events and vfs rename operations in the Linux kernel. An unprivileged local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2017-7533 It was discovered that the Linux kernel did n...

Updated kernel packages fixes security and other bugs

This kernel update is based on upstream 4.4.79 and fixes at least the following security issues: Linux kernel built with the VirtIO GPU driverCONFIGDRMVIRTIOGPU support is vulnerable to a memory leakage issue. It could occur while creating a virtio gpu object in virtiogpuobjectcreate. A...

USN-3378-2 linux-lts-xenial vulnerabilities

USN-3378-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 LTS. Fan Wu and Shixiong Zhao discovered a race condition between inotify events and vfs...

USN-3377-2 linux-hwe vulnerabilities

USN-3377-1 fixed vulnerabilities in the Linux kernel for Ubuntu 17.04. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 17.04 for Ubuntu 16.04 LTS. Fan Wu and Shixiong Zhao discovered a race condition between inotify events and vfs rename...