92 matches found
SUSE CVE-2026-62432
The EVTCHNOPexpandarray hypercall checks for whether FIFO event channels are enabled, but without holding the correct lock. It can race with EVTCHNOPreset, resulting in dereferencing a NULL pointer...
ALPINE-CVE-2026-62432
The EVTCHNOPexpandarray hypercall checks for whether FIFO event channels are enabled, but without holding the correct lock. It can race with EVTCHNOPreset, resulting in dereferencing a NULL pointer...
CVE-2026-62432
The EVTCHNOPexpandarray hypercall checks for whether FIFO event channels are enabled, but without holding the correct lock. It can race with EVTCHNOPreset, resulting in dereferencing a NULL pointer...
CVE-2026-62432
The EVTCHNOPexpandarray hypercall checks for whether FIFO event channels are enabled, but without holding the correct lock. It can race with EVTCHNOPreset, resulting in dereferencing a NULL pointer...
CVE-2026-62432
The EVTCHNOPexpandarray hypercall checks for whether FIFO event channels are enabled, but without holding the correct lock. It can race with EVTCHNOPreset, resulting in dereferencing a NULL pointer...
CVE-2026-62432 evtchn: Race between FIFO expand and reset
The EVTCHNOPexpandarray hypercall checks for whether FIFO event channels are enabled, but without holding the correct lock. It can race with EVTCHNOPreset, resulting in dereferencing a NULL pointer...
CVE-2026-62432 evtchn: Race between FIFO expand and reset
The EVTCHNOPexpandarray hypercall checks for whether FIFO event channels are enabled, but without holding the correct lock. It can race with EVTCHNOPreset, resulting in dereferencing a NULL pointer...
evtchn: Race between FIFO expand and reset
ISSUE DESCRIPTION The EVTCHNOPexpandarray hypercall checks for whether FIFO event channels are enabled, but without holding the correct lock. It can race with EVTCHNOPreset, resulting in dereferencing a NULL pointer. IMPACT A malicious HVM guest x86 HVM or PVH, and ARM can crash Xen leading to a...
Azure Linux 3.0 Security Update: hyperv-daemons (CVE-2024-27067)
The version of hyperv-daemons installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-27067 advisory. - In the Linux kernel, the following vulnerability has been resolved: xen/evtchn: avoid WARN when...
Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001333)
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001333 advisory. An issue was discovered in the Linux kernel through 5.9.1, as used with Xen through 4.14.x. drivers/xen/events/eventsbase.c allows event-channel removal during the...
EUVD-2020-18276
Malware in sbrugna...
EUVD-2020-18279
Malware in sbrugna...
EUVD-2020-18280
Malware in sbrugna...
Linux Distros Unpatched Vulnerability : CVE-2020-25600
The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in Xen through 4.14.x. Out of bounds event channels are available to 32-bit x86 domains. The so called 2-level event channel model impos...
Linux Distros Unpatched Vulnerability : CVE-2020-25597
The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in Xen through 4.14.x. There is mishandling of the constraint that once-valid event channels may not turn invalid. Logic in the handling...
UBUNTU-CVE-2025-38469
In the Linux kernel, the following vulnerability has been resolved: KVM: x86/xen: Fix cleanup logic in emulation of Xen schedop poll hypercalls kvmxenschedoppoll does a kmallocarray when a VM polls the host for more than one event channel potr nrports 1. After the kmallocarray, the error paths ne...
CVE-2021-47574
Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...
CVE-2021-47574
The CVE-2021-47574 entry concerns the Xen netfront driver in the Linux kernel. According to the Red Hat advisory, the vulnerability allows attacks via an excessive number of events sent by the backend, leading to event channel storms. No explicit remediation or affected version details are provid...
SUSE CVE-2017-10917
Xen through 4.8.x does not validate the port numbers of polled event channel ports, which allows guest OS users to cause a denial of service NULL pointer dereference and host OS crash or possibly obtain sensitive information, aka XSA-221...
SUSE CVE-2020-15566
An issue was discovered in Xen through 4.13.x, allowing guest OS users to cause a host OS crash because of incorrect error handling in event-channel port allocation. The allocation of an event-channel port may fail for multiple reasons: 1 port is already in use, 2 the memory allocation failed, or...