CVE-2021-32845: Use of Uninitialized Resource

HyperKit is a toolkit for embedding hypervisor capabilities in an application. In versions 0.20210107 and prior of HyperKit, the implementation of qnotify at pcivtrndnotify fails to check the return value of vqgetchain. This leads to struct iovec iov; being uninitialized and used to read memory i...

CVE-2021-32844

HyperKit is a toolkit for embedding hypervisor capabilities in an application. In versions 0.20210107 and prior of HyperKit, vipciwrite has is a call to vccfgwrite that does not check for null which when called makes the host crash. This issue may lead to a guest crashing the host causing a denia...

CVE-2021-32843

HyperKit is a toolkit for embedding hypervisor capabilities in an application. In versions 0.20210107 and prior of HyperKit, virtio.c has is a call to vccfgread that does not check for null which when called makes the host crash. This issue may lead to a guest crashing the host causing a denial o...

HyperKit 代码问题漏洞

HyperKit is a Moby open source toolkit for embedding virtual machine monitor functionality in applications. A security vulnerability exists in HyperKit 0.20210107 and earlier versions, which stems from a function pcivtsockproctx in virtio-sock that results in uninitialized memory usage, and can b...

CVE-2021-32845 Moby HyperKit uninitialized memory use vtrnd pci_vtrnd_notify

HyperKit is a toolkit for embedding hypervisor capabilities in an application. In versions 0.20210107 and prior of HyperKit, the implementation of qnotify at pcivtrndnotify fails to check the return value of vqgetchain. This leads to struct iovec iov; being uninitialized and used to read memory i...

CVE-2021-32844: NULL Pointer Dereference

HyperKit is a toolkit for embedding hypervisor capabilities in an application. In versions 0.20210107 and prior of HyperKit, vipciwrite has is a call to vccfgwrite that does not check for null which when called makes the host crash. This issue may lead to a guest crashing the host causing a denia...

CVE-2021-32843: NULL Pointer Dereference

HyperKit is a toolkit for embedding hypervisor capabilities in an application. In versions 0.20210107 and prior of HyperKit, virtio.c has is a call to vccfgread that does not check for null which when called makes the host crash. This issue may lead to a guest crashing the host causing a denial o...

PT-2023-12179 · Hyperkit · Hyperkit

Name of the Vulnerable Software and Affected Versions: HyperKit versions 0.20210107 and prior Description: HyperKit is a toolkit for embedding hypervisor capabilities in an application. The implementation of qnotify at pci vtrnd notify fails to check the return value of vq getchain, leading to...

CVE-2021-32843

HyperKit prior to 0.20210107 contains a null-check flaw in virtio.c where vc_cfgread is called without validating pointers, allowing a guest to crash the host and cause a denial of service. A fix is available in commit df0e46c7dbfd81a957d85e449ba41b52f6f7beb4. Affected users should upgrade to the...

CVE-2021-32845

HyperKit versions 0.20210107 and earlier are affected by a vulnerability in pci_vtrnd_notify where the return value of vq_getchain is not checked. This can result in an uninitialized struct iovec (iov) being used to read memory, potentially causing a guest to crash the host and enable memory corr...

PT-2023-12180 · Hyperkit · Hyperkit

Name of the Vulnerable Software and Affected Versions: HyperKit version 0.20210107 Description: HyperKit is a toolkit for embedding hypervisor capabilities in an application. The function pci vtsock proc tx in virtio-sock can lead to uninitialized memory use due to an insufficient check for the...

HyperKit 安全漏洞

HyperKit is a Moby open source toolkit for embedding virtual machine monitor functionality in applications. HyperKit 0.20210107 and earlier versions have a security vulnerability that stems from qnotify in pcivtrndnotify being unable to check the return value of vqgetchain, which results in the...

CVE-2021-32846 Moby HyperKit uninitialized memory use in virtio-sock pci_vtsock_proc_tx

HyperKit is a toolkit for embedding hypervisor capabilities in an application. In versions 0.20210107, function pcivtsockproctx in virtio-sock can lead to to uninitialized memory use. In this situation, there is a check for the return value to be less or equal to VTSOCKMAXSEGS, but that check is...

CVE-2021-32846

HyperKit (Moby HyperKit) contains a vulnerability in the virtio-sock PCI path: pci_vtsock_proc_tx can return -1 on unrecoverable errors, and the code’s check that the return value is