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 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...

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-2021-32846 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...

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...

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...

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

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