CVE-2010-0309

N/A Unknown
Published: February 12, 2010 Modified: April 29, 2026
View on NVD

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.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://secunia.com/advisories/38492
Source: secalert@redhat.com
http://secunia.com/advisories/38922
Source: secalert@redhat.com
http://www.securityfocus.com/bid/38158
Source: secalert@redhat.com
http://www.ubuntu.com/usn/USN-914-1
Source: secalert@redhat.com
https://rhn.redhat.com/errata/RHSA-2010-0088.html
Source: secalert@redhat.com
Vendor Advisory
https://rhn.redhat.com/errata/RHSA-2010-0095.html
Source: secalert@redhat.com
Patch Vendor Advisory
http://secunia.com/advisories/38492
Source: af854a3a-2127-422b-91ae-364da2661108
http://secunia.com/advisories/38922
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.debian.org/security/2010/dsa-1996
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.mail-archive.com/kvm%40vger.kernel.org/msg28002.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2010/02/02/1
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2010/02/02/4
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/bid/38158
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.ubuntu.com/usn/USN-914-1
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.vupen.com/english/advisories/2010/0638
Source: af854a3a-2127-422b-91ae-364da2661108
https://bugzilla.redhat.com/show_bug.cgi?id=560887
Source: af854a3a-2127-422b-91ae-364da2661108
https://rhn.redhat.com/errata/RHSA-2010-0088.html
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://rhn.redhat.com/errata/RHSA-2010-0095.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Vendor Advisory

26 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
0.8%
74th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

linux