CVE-2010-0309

CVE Details

Release Date:

2010-02-12

Description

The pit_ioport_read function in the Programmable Interval Timer (PIT) emulation in i8254.c in KVM 83 does not properly use the pit_state data structure, which allows guest OS users to cause a denial of service (host OS crash or hang) by attempting to read the /dev/port file.

See more information about CVE-2010-0309 from MITRE CVE dictionary and NIST NVD

CVSS v2.0 metrics

NOTE: The following CVSS v2.0 metrics and score provided are preliminary and subject to review.

Base Score:	6.8	Base Metrics:	AV:N/AC:L/Au:S/C:N/I:N/A:C
Access Vector:	Network	Attack Complexity:	Low
Authentication:	Requires single instance	Confidentiality Impact:	None
Integrity Impact:	None	Availability Impact:	Complete

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (kvm)	ELSA-2010-0088	2010-02-09

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