The create_pit_timer function in arch/x86/kvm/i8254.c in KVM 83, and possibly other versions, does not properly handle when Programmable Interval Timer (PIT) interrupt requests (IRQs) when a virtual interrupt controller (irqchip) is not available, which allows local users to cause a denial of service (NULL pointer dereference) by starting a timer.
Metrics
Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: redhat
Published: 2012-01-27T15:00:00
Updated: 2024-08-07T00:09:19.494Z
Reserved: 2011-11-29T00:00:00
Link: CVE-2011-4622
Vulnrichment
No data.
NVD
Status : Modified
Published: 2012-01-27T15:55:04.687
Modified: 2017-12-29T02:29:05.017
Link: CVE-2011-4622
Redhat