xen Vulnerability Advisory Catalog

Total 432 security vulnerabilities recorded for xen software and firmware.

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Component: xen

An issue was discovered in Xen through 4.14.x allowing x86 HVM and PVH guest OS users to cause a denial of service (data corruption), cause a data lea...

📅 2020-10-22
CVSS 7.8 Dossier →
Component: xen

An issue was discovered in Xen through 4.14.x allowing x86 guest OS users to cause a denial of service (data corruption), cause a data leak, or possib...

📅 2020-10-22
CVSS 7.8 Dossier →
Component: xen

An issue was discovered in Xen through 4.14.x. There is a race condition when migrating timers between x86 HVM vCPUs. When migrating timers of x86 HVM...

📅 2020-09-23
CVSS 4.7 Dossier →
Component: xen

An issue was discovered in Xen through 4.14.x. There are missing memory barriers when accessing/allocating an event channel. Event channels control st...

📅 2020-09-23
CVSS 7.8 Dossier →
Component: xen

An issue was discovered in Xen through 4.14.x. An x86 PV guest can trigger a host OS crash when handling guest access to MSR_MISC_ENABLE. When a guest...

📅 2020-09-23
CVSS 6.0 Dossier →
Component: xen

An issue was discovered in Xen through 4.14.x. There is a lack of preemption in evtchn_reset() / evtchn_destroy(). In particular, the FIFO event chann...

📅 2020-09-23
CVSS 5.5 Dossier →
Component: xen

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 m...

📅 2020-09-23
CVSS 5.5 Dossier →
Component: xen

An issue was discovered in Xen through 4.14.x. There are evtchn_reset() race conditions. Uses of EVTCHNOP_reset (potentially by a guest on itself) or ...

📅 2020-09-23
CVSS 7.0 Dossier →
Component: xen

An issue was discovered in Xen 4.14.x. There is a missing unlock in the XENMEM_acquire_resource error path. The RCU (Read, Copy, Update) mechanism is ...

📅 2020-09-23
CVSS 5.5 Dossier →
Component: xen

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 th...

📅 2020-09-23
CVSS 6.5 Dossier →
Component: xen

An issue was discovered in Xen through 4.14.x. x86 PV guest kernels can experience denial of service via SYSENTER. The SYSENTER instruction leaves var...

📅 2020-09-23
CVSS 5.5 Dossier →
Component: xen

An issue was discovered in Xen through 4.14.x. The PCI passthrough code improperly uses register data. Code paths in Xen's MSI handling have been iden...

📅 2020-09-23
CVSS 7.8 Dossier →
Component: xen

An issue was discovered in Xen through 4.13.x, allowing Intel guest OS users to gain privileges or cause a denial of service because of non-atomic mod...

📅 2020-07-07
CVSS 7.8 Dossier →
Component: xen

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 p...

📅 2020-07-07
CVSS 6.5 Dossier →
Component: xen

An issue was discovered in Xen through 4.13.x, allowing x86 Intel HVM guest OS users to cause a host OS denial of service or possibly gain privileges ...

📅 2020-07-07
CVSS 8.8 Dossier →
Component: xen

An issue was discovered in Xen through 4.13.x, allowing Arm guest OS users to cause a hypervisor crash because of a missing alignment check in VCPUOP_...

📅 2020-07-07
CVSS 6.5 Dossier →
Component: xen

An issue was discovered in Xen through 4.13.x, allowing x86 HVM guest OS users to cause a hypervisor crash. An inverted conditional in x86 HVM guests'...

📅 2020-07-07
CVSS 6.5 Dossier →
Component: xen

An issue was discovered in Xen through 4.13.x, allowing guest OS users to cause a denial of service because of a bad error path in GNTTABOP_map_grant....

📅 2020-04-14
CVSS 5.5 Dossier →
Component: xen

An issue was discovered in Xen through 4.13.x, allowing guest OS users to cause a denial of service because of bad continuation handling in GNTTABOP_c...

📅 2020-04-14
CVSS 5.5 Dossier →
Component: xen

An issue was discovered in xenoprof in Xen through 4.13.x, allowing guest OS users (with active profiling) to obtain sensitive information about other...

📅 2020-04-14
CVSS 8.8 Dossier →
Component: xen

An issue was discovered in xenoprof in Xen through 4.13.x, allowing guest OS users (without active profiling) to obtain sensitive information about ot...

📅 2020-04-14
CVSS 5.5 Dossier →
Component: xen

An issue was discovered in Xen through 4.13.x, allowing guest OS users to cause a denial of service or possibly gain privileges because of missing mem...

📅 2020-04-14
CVSS 7.8 Dossier →
Component: xen

An issue was discovered in Xen through 4.12.x allowing x86 HVM/PVH guest OS users to cause a denial of service (guest OS crash) because VMX VMEntry ch...

📅 2019-12-11
CVSS 7.5 Dossier →
Component: xen

An issue was discovered in Xen through 4.12.x allowing x86 guest OS users to cause a denial of service (infinite loop) because certain bit iteration i...

📅 2019-12-11
CVSS 6.5 Dossier →
Page 7 of 18 (432 Total Records)