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CVE-2010-0309
CVE information
Published
Last Modified
CVSSv2.0 Severity
Impact Analysis
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..
CVSSv2.0 Score
- Severity
- Medium
- Base Score
- 6.8/10
- Exploit Score
- 8/10
- Access Vector
- Network
- Access Complexity
- Low
- Authentication Required
- Single
- Impact Score
- 6.9/10
- Confidentiality Impact
- None
- Availability Impact
- Complete
- Integrity Impact
- None
Products Affected
| CPE | Affected | Vulnerable | Excluding | Edit |
|---|---|---|---|---|
| cpe:2.3:a:linux:kernel:*:*:*:*:*:*:*:* |
Yes
|
- | - |
References
- http://www.openwall.com/lists/oss-security/2010/02/02/1
- https://bugzilla.redhat.com/show_bug.cgi?id=560887
- http://www.securityfocus.com/bid/38158
- https://rhn.redhat.com/errata/RHSA-2010-0088.html
- https://rhn.redhat.com/errata/RHSA-2010-0095.html
- http://www.openwall.com/lists/oss-security/2010/02/02/4
- http://www.debian.org/security/2010/dsa-1996
- http://secunia.com/advisories/38492
- http://www.vupen.com/english/advisories/2010/0638
- http://www.ubuntu.com/usn/USN-914-1
- http://secunia.com/advisories/38922
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1
- http://www.mail-archive.com/kvm%40vger.kernel.org/msg28002.html