Upstream information

CVE-2010-0309 at MITRE


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.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 6.8
Vector AV:N/AC:L/Au:S/C:N/I:N/A:C
Access Vector Network
Access Complexity Low
Authentication Single
Confidentiality Impact None
Integrity Impact None
Availability Impact Complete

Note from the SUSE Security Team

KVM virtualization is not present in SUSE Linux Enterprise 9 and SUSE Linux Enterprise 10, so neither of them are affected by this issue.

SUSE Bugzilla entries: 576032 [RESOLVED / FIXED], 871595 [RESOLVED / WORKSFORME]

No SUSE Security Announcements cross referenced.

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products past their end of life and not receiving proactive updates anymore.
SUSE Linux Enterprise Desktop 11 SP1 kvm Released
SUSE Linux Enterprise Server 11 SP1 kvm Released
SUSE Linux Enterprise Server 11 SP1 LTSS kvm Released
SUSE Linux Enterprise Server for SAP Business All-in-One 11 SP1 kvm Released

SUSE Timeline for this CVE

CVE page created: Fri Jun 28 03:31:12 2013
CVE page last modified: Tue Jan 17 11:48:51 2023